January Weather in Prachuap Khiri Khan, Thailand

Last updated: August 27, 2025

Experience the inviting climate of Prachuap Khiri Khan, Thailand, in January, where temperatures range from a refreshing 19°C (67°F) at night to a pleasant 30°C (86°F) during the day. The month boasts an average temperature of 25°C (78°F), creating ideal conditions for outdoor activities. However, visitors should be prepared for an average precipitation of 93 mm (3.7 in) over approximately 6 days, contributing to a mild 67% humidity that adds to the tropical allure. Whether you're exploring the stunning coastline or savoring local cuisine, January offers a delightful blend of warmth and charm in this picturesque destination.

January Temperature in Prachuap Khiri Khan

In Prachuap Khiri Khan, Thailand, January brings pleasantly mild temperatures, with nighttime lows around 19°C (67°F) and pleasant daytime highs peaking at 30°C (86°F). The average temperature during this month hovers around 25°C (78°F), providing an ideal backdrop for outdoor activities and exploration. As the year progresses into February and March, you’ll notice a steady increase in warmth, with minimums rising to 21°C (70°F) and averages approaching 27°C (81°F). By April and May, temperatures continue to climb, offering maximums that reach 33°C (91°F), hinting at the impending summer heat. The trend stabilizes in the later months, where temperatures remain consistent, with lows staying around 24°C (76°F) and averages lingering between 27°C (81°F) and 28°C (82°F). Overall, January stands out as a comfortable start to the year, paving the way for the warmer months ahead.

January Weather in Prachuap Khiri Khan: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Prachuap Khiri Khan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prachuap Khiri Khan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec787981818281808080797978
Data source: Temperature data for Prachuap Khiri Khan generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Prachuap Khiri Khan

In January, Prachuap Khiri Khan experiences a moderate start to the year with 93 mm (3.7 in) of precipitation over an average of 6 rainy days. This sets a contrast against the drier months of February and December, which see notably less rainfall at 35 mm (1.4 in) and 40 mm (1.6 in), respectively. As the year progresses, rainfall intensifies, peaking in October with 231 mm (9.1 in), often accompanied by an increase in precipitation days. The gradual escalation from January to the heavy downpours of late summer underscores the region’s shift from a drier spell to a more tropical wet season, creating a vibrant, lush landscape by mid-year.

January Precipitation Trends in Prachuap Khiri Khan

The chart displays monthly precipitation patterns in Prachuap Khiri Khan, 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 Prachuap Khiri Khan, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec93355414417013415215620123114840
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Prachuap Khiri Khan

In January, Prachuap Khiri Khan experiences a moderate humidity level of 67%, setting the stage for a comfortable start to the year. As the month transitions into February, humidity slightly decreases to 66% but soon begins to rise again, peaking in the summer months. By April, humidity climbs to 71%, and the tropical heat in May brings it up to 77%. This upward trend continues dramatically through the wet season, reaching an impressive 88% in August. The humidity then starts to ease slightly as the year comes to a close, with December reporting 77%. Overall, January marks the beginning of a gradually increasing humidity pattern, reflective of Thailand’s tropical climate and seasonal variations.

January Average Humidity in Prachuap Khiri Khan

This chart illustrates the average monthly humidity levels in Prachuap Khiri Khan, 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 Prachuap Khiri Khan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec67%66%68%71%77%85%87%88%86%85%84%77%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Prachuap Khiri Khan

In January, Prachuap Khiri Khan, Thailand, experiences a UV Index of 11, placing it in the extreme exposure category with a burn time of just 10 minutes. This trend of high UV levels continues throughout the early months of the year, reaching a peak of 15 in March, before slightly decreasing but remaining in the extreme zone at 14 through April to August. Even as the year progresses, the UV Index remains notably high, dipping to 13 in October and then falling to 11 in November and 10 in December, where it finally transitions to the very high exposure category with a slightly extended burn time of 15 minutes. It's essential for residents and visitors alike to stay vigilant about sun protection year-round. For more details, visit the Prachuap Khiri Khan UV Index.

Maximum UV Index Levels in Prachuap Khiri Khan for January

The chart shows the monthly maximum UV Index (UVI) for Prachuap Khiri Khan 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 Prachuap Khiri Khan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315141414141414131110
Data source: Prachuap Khiri Khan 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 Prachuap Khiri Khan

January in Prachuap Khiri Khan, Thailand, shines brightly with 251 hours of sunshine, marking a warm and inviting start to the year. As the months progress, the sunlight gradually increases, peaking in March with an impressive 340 hours. This trend highlights the region’s tropical climate, offering a striking contrast to the shorter, cloudier days seen in the latter half of the year, particularly from July to September, when hours dip below 300. Interestingly, sunshine levels rebound in the final months, with December bringing 315 hours of radiant light. Overall, January's golden beginnings set the stage for a vibrant sunshine-filled year ahead, making it the perfect spot for sun-seekers and nature lovers alike.

Monthly Sunshine Duration in Prachuap Khiri Khan: January Highlighted

The January sunshine duration represents the total number of hours Prachuap Khiri Khan 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.
JanFebMarAprMayJunJulAugSepOctNovDec251h303h340h318h321h292h282h267h264h281h292h315h
Data source: Prachuap Khiri Khan January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Prachuap Khiri Khan During January

In Prachuap Khiri Khan, Thailand, January ushers in a refreshing 51% likelihood of sunny weather, making it one of the better months for sunshine. As the year unfolds, February takes the lead with a 64% chance, indicating a delightful transition towards even sunnier days. However, this pleasing trend takes a dip in the following months, with March seeing a 54% chance of sunshine before plummeting sharply in the sweltering heat of April and May, where chances drop to 24% and 25%, respectively. Notably, the rainiest months from June to August present a stark contrast, offering a mere 11% to 8% chances of sun. By the time we reach December, the forecast brightens again, returning to a 57% likelihood of sunshine, reminiscent of the optimism of January. Overall, this pattern highlights January as a prime time for enjoying sunny weather before the intense humidity sets in.

Percentage of Sunny Days in January in Prachuap Khiri Khan

The chart illustrates the percentage of sunny days in Prachuap Khiri Khan 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 Prachuap Khiri Khan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%64%54%24%25%16%11%8%7%10%15%57%
Data source: Prachuap Khiri Khan January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Prachuap Khiri Khan in January

In Prachuap Khiri Khan, Thailand, the daylight duration in January is a comfortable 11 hours, mirroring the amount of sunlight received in February. As the months progress into March, daylight begins to lengthen, reaching 12 hours and maintaining this generous span through to September. This consistent daylight provides ample opportunity for exploration and outdoor activities, particularly appealing during the dry months. However, as October approaches, the daylight once again recedes to 11 hours, a gradual return to the shorter days characteristic of the region's transition into the cooler months of November and December. The rhythm of daylight in Prachuap Khiri Khan offers a fascinating glimpse into the natural shifts that accompany the changing seasons.

Average Daylight Hours in Prachuap Khiri Khan for January

The chart illustrates the variation in daylight duration in Prachuap Khiri Khan throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 30m11h 44m12h 3m12h 22m12h 39m12h 47m12h 43m12h 29m12h 10m11h 50m11h 34m11h 25m
Data source: Prachuap Khiri Khan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Prachuap Khiri Khan

In January, Prachuap Khiri Khan experiences an average wind speed of 4.0 m/s (9 mph), a refreshing start to the year that sets a breezy tone for the months to follow. This gusty January air contrasts with a noticeable dip in wind speed in February and March, both hovering around 2.9 m/s (6 mph), suggesting a more tranquil atmosphere as the region transitions from the cool of winter to the warmth of spring. However, the winds pick up again in June and July, reaching 4.3 m/s and 4.4 m/s respectively, hinting at the onset of the rainy season. As the year progresses, the wind speeds show a steady pattern, with November returning to 4.0 m/s, echoing the breezy vibe of January, before closing the year with brisk conditions in December at 4.8 m/s (11 mph). This trend reveals a dynamic interplay between calm and invigorating winds, making January an enticing gateway into the shifting weather of Prachuap Khiri Khan.

Average January Wind Speed in Prachuap Khiri Khan

The chart displays monthly wind speed patterns in Prachuap Khiri Khan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.0 m/s2.92.92.43.04.34.43.93.43.44.04.8
Data source: Prachuap Khiri Khan January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Prachuap Khiri Khan Compares to Other Months

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

In January, the weather usually features a minimum temperature of 19°C (67°F) and an average of 25°C (78°F), reaching a maximum of 30°C (86°F). This month experiences significant rainfall, with 93 mm (3.7 in) of precipitation over six days, alongside a humidity level of 67%. In contrast, February sees slightly warmer conditions with minimum temperatures of 21°C (70°F) and an average of 26°C (79°F), peaking at 32°C (89°F). February is considerably drier, with only 35 mm (1.4 in) of precipitation over five days and a similar humidity level of 66%. For more details, see Prachuap Khiri Khan weather in February.

In January, the weather tends to be slightly cooler with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 30°C (86°F) and an average of 25°C (78°F). The month also experiences higher precipitation levels, with 93 mm (3.7 in) spread over 6 days and a humidity level of 67%. In contrast, March sees warmer temperatures, with a minimum of 23°C (74°F) and highs reaching up to 32°C (90°F), averaging 27°C (81°F). Precipitation decreases to 54 mm (2.1 in), albeit with slightly more rainy days at 9, and the humidity remains relatively high at 68%. For a detailed look at the weather specifics in March, you can check this link: Prachuap Khiri Khan weather in March.

When comparing the weather in January and April, January offers milder temperatures with an average of 25°C (78°F), while April experiences slightly higher average temperatures of 27°C (82°F). January's minimum temperature is 19°C (67°F) and reaches a maximum of 30°C (86°F), whereas April's temperatures range from a minimum of 23°C (73°F) to a maximum of 33°C (91°F). Additionally, April sees significantly more precipitation, with 144 mm (5.7 in) over 20 days compared to January's 93 mm (3.7 in) over just 6 days. The humidity also increases slightly from January's 67% to April's 71%. For more details on April's weather, check out Prachuap Khiri Khan weather in April.

In January, the weather in Prachuap Khiri Khan is generally mild and comfortable, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 30°C (86°F). During this month, the average temperature hovers around 25°C (78°F), accompanied by about 93 mm (3.7 in) of precipitation spread over six days. The humidity is relatively moderate at 67%.

In contrast, May brings warmer temperatures, with a minimum of 24°C (76°F) and a maximum reaching up to 33°C (92°F). The average temperature is slightly higher at 28°C (82°F). However, May is also characterized by significantly more rainfall, totaling around 170 mm (6.7 in) over 24 days, and the humidity increases to 77%. For a more detailed look at the weather conditions in May, you can visit Prachuap Khiri Khan weather in May.

The weather in January and June shows a marked difference in both temperature and humidity levels. In January, temperatures range from a minimum of 19°C (67°F) to a maximum of 30°C (86°F), with an average of 25°C (78°F) and relatively lower humidity at 67%. In contrast, June experiences warmer temperatures with a minimum of 24°C (76°F) and a maximum of 32°C (90°F), averaging around 27°C (81°F), while humidity rises significantly to 85%. Additionally, June sees more precipitation, with 134 mm (5.3 in) over 24 rainy days compared to January’s 93 mm (3.7 in) spread across just 6 days. For more details, you can check Prachuap Khiri Khan weather in June.

In January, the weather in Prachuap Khiri Khan is relatively mild with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 30°C (86°F), making it an ideal month for outdoor activities. The average temperature is around 25°C (78°F), accompanied by moderate humidity at 67% and only 93 mm (3.7 in) of precipitation spread over 6 days. In contrast, July experiences warmer conditions, with minimum temperatures starting at 24°C (76°F) and highs reaching up to 32°C (90°F). The average temperature is slightly cooler at 27°C (80°F), but the humidity increases significantly to 87%. Additionally, July sees a much higher precipitation total of 152 mm (6.0 in) over 26 days, indicating a much wetter climate. For more details, you can check Prachuap Khiri Khan weather in July.

January and August present contrasting weather conditions. In January, temperatures range from a minimum of 19°C (67°F) to a pleasant average of 25°C (78°F), peaking at 30°C (86°F). The month sees relatively low precipitation, measuring 93 mm (3.7 in) over just 6 days, coupled with moderate humidity at 67%. In contrast, August experiences warmer temperatures, with a minimum of 24°C (76°F), an average of 27°C (80°F), and a maximum of 32°C (90°F). However, it is also significantly wetter, receiving 156 mm (6.2 in) of rain over 27 days, and the humidity rises to a high of 88%. For more information on weather patterns, visit Prachuap Khiri Khan weather in August.

In January, the weather in Prachuap Khiri Khan is relatively mild, with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 30°C (86°F). With lower precipitation at 93 mm (3.7 in) over just 6 days, the humidity is more manageable at 67%. In contrast, September brings warmer temperatures, with averages from a minimum of 24°C (75°F) to a maximum of 32°C (89°F). However, this month also experiences significantly higher rainfall, totaling 201 mm (7.9 in) over 25 days, resulting in increased humidity levels at 86%. For an in-depth look at the weather patterns during September, you can check out Prachuap Khiri Khan weather in September.

When comparing the weather of January and October, notable differences emerge. In January, temperatures range from a minimum of 19°C (67°F) to a maximum of 30°C (86°F), with an average of 25°C (78°F) and relatively low humidity at 67%. Precipitation is moderate, with 93 mm (3.7 in) occurring over approximately 6 days. In contrast, October sees warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 32°C (89°F), averaging 26°C (80°F). However, it also experiences significantly more rainfall, totaling 231 mm (9.1 in) over 27 days, alongside higher humidity levels at 84%. For a detailed look at the weather conditions specifically in October, visit Prachuap Khiri Khan weather in October.

In January, the weather in Prachuap Khiri Khan is generally warm, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 30°C (86°F). The month sees an average temperature of 25°C (78°F) and relatively lower humidity at 67%. Precipitation is moderate, totaling 93 mm (3.7 inches) over about 6 days.

In contrast, November experiences slightly warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 31°C (88°F). The average temperature is around 26°C (80°F), accompanied by higher humidity at 83%. Notably, November also sees increased rainfall, with a total of 148 mm (5.8 inches) over approximately 14 days. For more details, you can explore Prachuap Khiri Khan weather in November.

In comparing the weather between January and December, January experiences slightly lower average temperatures, with daytime highs reaching up to 30°C (86°F), compared to December's maximum of 31°C (88°F). Both months have the same minimum temperature of 19°C (67°F), but January sees a decrease in average humidity (67%) compared to December's higher levels (77%). Additionally, January experiences more rainfall, with a total of 93 mm (3.7 in) over 6 days, while December has just 40 mm (1.6 in) over the same number of days. For more detailed information, check out the Prachuap Khiri Khan weather in December.

Compare Prachuap Khiri Khan's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Prachuap Khiri Khan

As January unfolds in Prachuap Khiri Khan, it brings a pleasant blend of mild temperatures and refreshing breezes, setting it apart from the typically hotter months. With average temperatures hovering around 25°C, this month offers a comfortable respite, perfect for outdoor adventures. While precipitation remains moderate, with a few rainy days sprinkled throughout, the overall humidity is manageable, making this a favorite time for locals and travelers alike. If you're keen on exploring the best of this charming region during this delightful season, you can find more information on the overall weather patterns here: Prachuap Khiri Khan Climate.