January Weather in Pathum Wan, Thailand

Last updated: August 27, 2025

In January, Pathum Wan, Thailand, experiences a remarkable blend of warm temperatures and moderate humidity, setting the stage for delightful winter days. With a maximum of 35°C (94°F) and an average temperature of 27°C (81°F), the climate is inviting for outdoor activities. Despite the warmth, nighttime lows can dip to a comfortable 16°C (61°F), providing a refreshing respite. Precipitation is minimal, totaling just 29 mm (1.1 in) over 3 days, allowing for mostly dry conditions. The humidity hovers around 59%, adding a tropical touch to the pleasant winter atmosphere, making January an ideal time to explore everything Pathum Wan has to offer.

January Temperature in Pathum Wan

In Pathum Wan, Thailand, January marks the beginning of the year with a delightful temperature range that appeals to both locals and tourists alike. With a minimum of 16°C (61°F) and a pleasant average of 27°C (81°F), the month sets the stage for warm, inviting days. As the sun climbs higher, temperatures can reach a sweltering maximum of 35°C (94°F), making it a prime time to explore the vibrant streets or relax in the shade. Compared to the following months, January stands out as a transition period; temperatures gently rise into February, with minimums rising to 19°C (66°F), hinting at the hot season ahead. The trend of steadily increasing temperatures continues into the spring months, but January maintains a sweet spot of warmth without the oppressive heat that follows in March and April, offering a perfect balance of comfort and heat for those looking to enjoy all that Thailand has to offer.

January Weather in Pathum Wan: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Pathum Wan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pathum Wan, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec808285868686858584838280
Data source: Temperature data for Pathum Wan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Pathum Wan

In January, Pathum Wan enjoys a relatively dry start to the year, with precipitation totaling just 29 mm (1.1 in) spread over three days. This sets a stark contrast to the following months, where rainfall begins to escalate significantly. As the dry season transitions into the wet season, February sees a modest drop in rainfall to 14 mm (0.5 in), maintaining the three-day trend. However, by March, precipitation nearly triples, reaching 44 mm (1.7 in) over five days, signaling the approach of the monsoon. The trend continues upward through the year, particularly peaking in September and October with over 240 mm (9.6 in and 9.9 in) respectively, marking the height of the rainy season with nearly daily downpours. This pattern of increasing rainfall as the year progresses emphasizes Pathum Wan's transition from dry to wet, highlighting the region’s tropical climate and its significant impact on both the environment and daily life.

January Precipitation Trends in Pathum Wan

The chart displays monthly precipitation patterns in Pathum Wan, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Pathum Wan, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2914441071421121591632452506124
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Pathum Wan

In January, Pathum Wan experiences a moderate humidity level of 59%, setting a relatively comfortable tone for the start of the year. As the months progress, humidity shows a gradual increase, peaking sharply in the rainy season with June recording a sticky 85%. This trend continues, reaching its zenith in August with an oppressive 88%, making the air feel increasingly heavy. Following this peak, humidity begins to taper off, providing some relief by November, where levels drop to 78%, and eventually settles at 70% in December. This distinct seasonal pattern highlights Pathum Wan's transition from pleasant beginnings to the sweltering humidity of summer, before winding down into the cooler months.

January Average Humidity in Pathum Wan

This chart illustrates the average monthly humidity levels in Pathum Wan, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Pathum Wan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%58%61%70%80%85%86%88%87%83%78%70%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Pathum Wan

In January, Pathum Wan, Thailand experiences a very high UV Index of 10, necessitating protective measures for outdoor activities as skin can begin to burn in just 15 minutes of unprotected sun exposure. As the month transitions into February, the UV Index escalates to 12, moving into the extreme category, and burn time shortens to a mere 10 minutes. This trend of increasing UV intensity continues into the subsequent months, peaking at 14 in both March and May. With extreme levels persisting through the summer months, even the UV Index in September and October remains high, underscoring the need for vigilance against sun exposure. Notably, as the year draws to a close, the UV Index begins to taper, dropping to 9 in November and 8 in December, both still classified as very high. To understand more about UV exposure throughout the year, visit Pathum Wan UV Index.

Maximum UV Index Levels in Pathum Wan for January

The chart shows the monthly maximum UV Index (UVI) for Pathum Wan in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Pathum Wan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1012141314131414131298
Data source: Pathum Wan January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Pathum Wan

In Pathum Wan, Thailand, January greets visitors with a delightful 251 hours of sunshine, a promising start to the year. As the month progresses into February, the days grow even brighter, boasting 299 hours of sunlight, setting a trend of increasing brightness. This upward trajectory peaks in March with an impressive 336 hours, providing the perfect backdrop for outdoor activities. Although sunshine slightly dips in April and May with 322 and 321 hours respectively, the warm weather remains inviting. A gradual decrease unfolds through the summer months, with July and August offering 290 and 280 hours of sunshine, creating a cozy atmosphere. However, as the year winds down, the sunshine bounces back, with October featuring 287 hours and November close behind at 294 hours. December rounds off the year with a commendable 316 hours, showcasing the region's consistent charm and making Pathum Wan a year-round sunny destination.

Monthly Sunshine Duration in Pathum Wan: January Highlighted

The January sunshine duration represents the total number of hours Pathum Wan experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec251h299h336h322h321h302h290h280h268h287h294h316h
Data source: Pathum Wan January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pathum Wan During January

In Pathum Wan, Thailand, the likelihood of sunny weather in January is promising, with a 58% chance of sunshine gracing the skies. This month stands out as part of a trend where sunny days are more prevalent during the cooler months, with December showcasing a solid 63% chance just before it. As the year progresses towards summer, however, the chances of sunny weather take a notable dip, plummeting to 18% in April and plummeting further through the mid-year months, reaching a stark low of just 9% in August. Moving into February, the probability of sun rises significantly to 76%, promising a bright start to the year, while March and later months exhibit fluctuating yet generally declining trends. Overall, January offers a balanced mix of sunlight that sets a hopeful tone for the months that follow.

Percentage of Sunny Days in January in Pathum Wan

The chart illustrates the percentage of sunny days in Pathum Wan throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Pathum Wan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%76%57%18%33%17%11%9%10%14%29%63%
Data source: Pathum Wan January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pathum Wan in January

In Pathum Wan, Thailand, January heralds the year with a consistent 11 hours of daylight—a duration that remains unchanged in February. As the days grow longer with the arrival of March, daylight extends to 12 hours, a trend that continues through the following months until September. This period of abundant sunlight paints a vibrant landscape, perfect for exploration and outdoor activities. Come October, the daylight dips back to 11 hours, followed by a return to this shorter duration in both November and December. The rhythmic ebb and flow of daylight throughout the year highlights Thailand’s dynamic climate and the balance of light and dark that shapes its seasons.

Average Daylight Hours in Pathum Wan for January

The chart illustrates the variation in daylight duration in Pathum Wan throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 24m11h 40m12h 2m12h 25m12h 45m12h 54m12h 49m12h 33m12h 11m11h 48m11h 28m11h 19m
Data source: Pathum Wan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Pathum Wan

In Pathum Wan, Thailand, January greets residents with a gentle breeze, featuring an average wind speed of 2.3 m/s (5 mph). This mild wind lays the groundwork for a subtle upward trend in the following months, as February shows a slight increase to 2.4 m/s. Marking a shift in the season, March and June enjoy a noticeable boost in wind activity, reaching 3.0 m/s (7 mph), perfect for those seeking refreshment in the warmth. Interestingly, the winds soften a bit in April to 1.9 m/s, suggesting a brief lull before the summer peaks. As the year progresses, wind speeds stabilize around the 2.0 to 2.6 m/s range, ensuring a comforting and consistent atmosphere through the later months. This gentle ebb and flow of winds throughout the year not only enhances the local climate but also beautifully complements the vibrant lifestyle of Pathum Wan.

Average January Wind Speed in Pathum Wan

The chart displays monthly wind speed patterns in Pathum Wan, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.3 m/s2.43.01.92.43.02.72.62.02.02.22.6
Data source: Pathum Wan January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Pathum Wan Compares to Other Months

Weather in Pathum Wan varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Pathum Wan, focusing on differences in temperature, rainfall, humidity, and UV levels.

In January, the weather features a minimum temperature of 16°C (61°F) and an average temperature of 27°C (81°F), peaking at 35°C (94°F). The month experiences slightly more precipitation, with about 29 mm (1.1 in) over three days and a humidity level of 59%.

Contrastingly, February sees a slight increase in nighttime temperatures, with a minimum of 19°C (66°F) and an average of 28°C (82°F), while maintaining the same maximum of 35°C (96°F). Precipitation decreases to 14 mm (0.5 in), also over three days, with a similar humidity level of 58%. For more detailed information, check out Pathum Wan weather in February.

In January, the weather in Pathum Wan is characterized by relatively mild temperatures, with a minimum of 16°C (61°F) and an average of 27°C (81°F), reaching a maximum of 35°C (94°F). Precipitation during this month totals 29 mm (1.1 in), occurring over just three days, and the humidity averages 59%.

In contrast, March sees a rise in temperature, with minimums starting at 22°C (72°F) and averages reaching 30°C (86°F), while the maximum climbs to 37°C (99°F). The precipitation also increases to 44 mm (1.7 in) over five days, with humidity slightly higher at 61%. This notable difference in temperature and precipitation patterns signifies a transition toward the hotter months. For more detailed insights into the weather in March, visit Pathum Wan weather in March.

In comparing the weather between January and April, it’s evident that April tends to be warmer and wetter. January typically experiences temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F) with an average of 27°C (81°F). This month sees relatively low precipitation, only 29 mm (1.1 in) over about 3 days, and humidity sits at a comfortable 59%. In contrast, April brings higher temperatures, with a minimum of 21°C (70°F) and maximum reaching up to 38°C (100°F), averaging around 30°C (87°F). This month also experiences significantly more rainfall, totaling 107 mm (4.2 in) over approximately 12 days, along with increased humidity at 70%. For a detailed look at the weather in April, you can check Pathum Wan weather in April.

In January, the weather is generally warm with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F), and an average of 27°C (81°F). The month experiences relatively low precipitation, totaling 29 mm (1.1 in) over just 3 days, with a humidity of 59%. In contrast, May sees warmer and more humid conditions, with temperatures varying from a minimum of 23°C (74°F) to a scorching maximum of 40°C (103°F), averaging 30°C (87°F). Rainfall is significantly higher in May, accumulating to 142 mm (5.6 in) over 19 days, and the humidity increases to 80%. For more detailed weather information, check Pathum Wan weather in May.

In January, the weather is generally milder with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F). The average temperature sits around 27°C (81°F), and rainfall is relatively low, totaling 29 mm (1.1 in) over just 3 days, coupled with a humidity level of 59%. In contrast, June experiences hotter conditions, with minimum temperatures starting at 25°C (78°F) and reaching up to 37°C (99°F) at its peak. The average temperature in June is slightly higher at 30°C (86°F), and it sees significantly more precipitation—112 mm (4.4 in) over 22 days, causing an increase in humidity to 85%. For a more detailed look at June's weather, visit Pathum Wan weather in June.

January and July present stark contrasts in weather. January offers a milder climate, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F) and an average of 27°C (81°F). The month sees relatively low precipitation, totaling only 29 mm (1.1 in) over just three days, accompanied by a moderate humidity level of 59%. In contrast, July experiences warmer temperatures, with a minimum of 25°C (78°F), an average of 29°C (85°F), and a peak of 37°C (99°F). This month is significantly wetter, with 159 mm (6.2 in) of rainfall spread over 26 days, along with high humidity levels at 86%. For more detailed information, you can check Pathum Wan weather in July.

In January, the weather is generally warm, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F) and an average of 27°C (81°F). The month receives moderate rainfall of about 29 mm (1.1 in) over just 3 days, accompanied by a relatively comfortable humidity level of 59%. In contrast, August brings significantly higher humidity at 88% and a much wetter climate, with total precipitation reaching 163 mm (6.4 in) over 23 days. The temperature in August is also consistently higher, with a minimum of 25°C (77°F), an average of 29°C (85°F), and a peak of 37°C (99°F), making it a notably hotter and more humid month. For more detailed information about August weather, you can visit Pathum Wan weather in August.

In January, the weather is generally warm and drier, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F) and only about 29 mm (1.1 in) of precipitation over just three days. The humidity stands at a comfortable 59%, providing pleasant conditions for outdoor activities. In contrast, September experiences significantly warmer nights with a minimum temperature of 24°C (76°F) and a higher average temperature of 29°C (84°F). However, it also brings a substantial increase in rainfall, averaging 245 mm (9.6 in) over 24 days, contributing to the high humidity of 87%, making it feel much more humid and less comfortable. For more details on the weather conditions during this month, check out Pathum Wan weather in September.

In January, the weather is characterized by warm temperatures with a minimum of 16°C (61°F), averaging around 27°C (81°F) during the day, and peaking at a maximum of 35°C (94°F). The month experiences relatively low precipitation, totaling 29 mm (1.1 in) over just 3 days, alongside a humidity level of 59%.

In stark contrast, October sees higher minimum temperatures starting at 23°C (74°F) and an average temperature of 29°C (84°F). It can also reach similar maximum heights of 35°C (96°F), but is significantly wetter, with an impressive 250 mm (9.9 in) of rainfall spread over 21 days and increased humidity at 83%. For more details, visit Pathum Wan weather in October.

January and November present contrasting weather patterns. In January, temperatures range from a minimum of 16°C (61°F) to a maximum of 35°C (94°F), with an average of 27°C (81°F). The month is relatively dry, receiving only 29 mm (1.1 in) of precipitation over just three days and featuring 59% humidity. In contrast, November is warmer, with minimum temperatures beginning at 21°C (70°F) and also peaking at 35°C (95°F), resulting in an average temperature of 28°C (83°F). It experiences significantly more rainfall, with 61 mm (2.4 in) over nine days and higher humidity levels at 78%. For more detailed insights, check out Pathum Wan weather in November.

In January, the weather in Pathum Wan remains warm, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F) and an average of 27°C (81°F). The month experiences slightly more rainfall, totaling 29 mm (1.1 in) over about 3 days, and humidity levels are around 59%. In contrast, December sees a similar temperature range, with a minimum of 15°C (59°F) and a maximum of 35°C (95°F), and an average temperature also at 27°C (80°F). Precipitation in December is a bit lower at 24 mm (0.9 in) over 2 days, but humidity is higher at 70%. For more detailed information, you can check Pathum Wan weather in December.

Compare Pathum Wan's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Pathum Wan

In January, Pathum Wan experiences a delightful transition in weather, characterized by warmer temperatures and significantly less rainfall compared to other months. With average highs around 27°C (81°F) and occasional peaks reaching 35°C (94°F), the month showcases plenty of sunny days, making it an ideal time for outdoor activities. Notably, the 29 mm of precipitation typically falls over just a few days, meaning you'll enjoy mostly dry conditions, complemented by a comfortable humidity level of 59%. This combination creates a pleasant atmosphere, allowing residents and visitors to bask in the warmth while enjoying the vibrant surroundings. For more detailed insights, explore the Pathum Wan Climate.