March Weather in Chiang Mai, Thailand

Last updated: August 27, 2025

Experience March in Chiang Mai, Thailand, where the climate offers a delightful blend of warmth and aridity. With average temperatures soaring to a pleasant 28°C (82°F) and peaks reaching up to a sizzling 40°C (104°F), this month invites sun-seekers and outdoor enthusiasts alike. Nighttime brings a refreshing drop to a cozy 16°C (60°F), ideal for evening strolls. Remarkably, precipitation is minimal, with only 1 mm (0.1 in) recorded over 0 days of rain, creating a dry atmosphere complemented by a humidity level of just 38%. March in Chiang Mai showcases conditions that are perfect for exploring the city's rich culture and stunning landscapes under the vibrant sun.

March Temperature in Chiang Mai

As March unfolds in Chiang Mai, Thailand, temperatures begin to climb, signaling the arrival of the warm season. The month opens with a comfortable minimum of 16°C (60°F), steadily escalating to a sizzling maximum of 40°C (104°F). The average temperature for March reaches a pleasant 28°C (82°F), making it an ideal time for outdoor exploration. This trend of rising warmth is a prelude to the sweltering months ahead, particularly as April follows with even higher temperatures. With the lush landscapes in full bloom against the backdrop of the heat, March offers a perfect balance of warmth that invites both adventure and relaxation.

March Weather in Chiang Mai: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Chiang Mai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chiang Mai, March 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).
JanFebMarAprMayJunJulAugSepOctNovDec727582848684828181797670
Data source: Temperature data for Chiang Mai 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.

March Precipitation in Chiang Mai

In March, Chiang Mai experiences a notable transition as the dry season lingers, with only 1 mm of precipitation recorded over the month and no rainy days. This marks a stark contrast to the heavier rains that will soon arrive in April, when 42 mm of rainfall typically starts to drench the region. The trend showcases a gradual increase in precipitation as the months progress, with April heralding the onset of the wet season, which intensifies through the summer months, peaking in August with 268 mm. As March holds little to no rain, it serves as a calm interlude before the dramatic shift into the lush, green vibrancy of the monsoon season.

March Precipitation Trends in Chiang Mai

The chart displays monthly precipitation patterns in Chiang Mai, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Chiang Mai, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec102142821452182681981562413
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Chiang Mai

In March, Chiang Mai, Thailand experiences a noticeable decline in humidity, reaching 38%, the lowest level before the onset of the rainier months. This shift from January's 51% and February's 46% marks the beginning of a trend towards a drier climate that continues into April, where humidity drops further to 36%. These early spring months provide a brief window of comfortable weather, as the region transitions to the much wetter summer, with humidity levels skyrocketing in May to 63% and climbing further through the following months, peaking in August at a staggering 91%. Such fluctuations highlight Chiang Mai's dynamic climate, offering visitors a chance to engage with its natural beauty during the drier days of March.

March Average Humidity in Chiang Mai

This chart illustrates the average monthly humidity levels in Chiang Mai, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Chiang Mai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%38%36%64%81%83%91%83%67%61%56%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Chiang Mai

In March, the UV Index in Chiang Mai, Thailand, skyrockets to an extreme level of 13, significantly raising the stakes for sun exposure. With a burn time of just 10 minutes, visitors and locals alike must be vigilant about sun protection as the intensity of UV radiation peaks. This marks a notable increase from the already high levels recorded in January and February, which had UV Index values of 9 and 10 respectively. As the dry season continues into April and May, the trend of extreme UV indexes persists, reinforcing the importance of adopting protective measures throughout this sweltering period. For more detailed information on UV exposure in this vibrant city, check out Chiang Mai UV Index.

Maximum UV Index Levels in Chiang Mai for March

The chart shows the monthly maximum UV Index (UVI) for Chiang Mai in March, 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 March, the maximum UV index in Chiang Mai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9101313141414141413108
Data source: Chiang Mai March 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.

March Sunshine in Chiang Mai

March in Chiang Mai, Thailand, is a true highlight in the annual sun-soaked calendar, boasting an impressive 338 hours of sunshine. This vibrant month marks a notable peak compared to the preceding February, which offered 299 hours, and it sets a cheerful tone as the city transitions into the warmer months. Following March, the sun continues to shine brightly in April with 321 hours, but there’s a slight dip as temperatures rise and the rainy season approaches. With such an abundance of sunshine, March invites visitors to explore Chiang Mai’s rich cultural tapestry and stunning natural beauty, making it a perfect time for outdoor adventures and memorable experiences under the sun.

Monthly Sunshine Duration in Chiang Mai: March Highlighted

The March sunshine duration represents the total number of hours Chiang Mai experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec246h299h338h321h330h269h254h233h262h273h291h306h
Data source: Chiang Mai March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chiang Mai During March

As March arrives in Chiang Mai, the likelihood of basking in sunny weather reaches an impressive 83%. This trend not only showcases the region's transition from the cooler months of January and February, with sun chances at 76% and 82% respectively, but significantly highlights a peak in sun exposure before the heat of April sets in, where the probabilities drop to 38%. As the dry season culminates in March, visitors can expect vibrant days filled with sunshine, making it an ideal time to explore the beautiful landscapes and cultural wonders of northern Thailand before the summer heat brings increased cloud cover and rainfall in the following months.

Percentage of Sunny Days in March in Chiang Mai

The chart illustrates the percentage of sunny days in Chiang Mai throughout the year, with March 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 Chiang Mai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%82%83%38%45%12%12%11%20%25%54%76%
Data source: Chiang Mai March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chiang Mai in March

As March unfolds in Chiang Mai, Thailand, the daylight hours begin to bloom, stretching to 12 hours. This marks a subtle yet significant shift from the consistent 11 hours experienced in January and February, heralding the arrival of brighter days. The trend continues into April, maintaining the 12-hour daylight, while May ushers in a delightful increase to 13 hours. This gradual lengthening of daylight not only enhances the vibrancy of the landscape but also invites residents and visitors alike to indulge in outdoor adventures as the warm season approaches. With such a rhythm in daylight, Chiang Mai beautifully transitions into a sun-drenched paradise ready for exploration.

Average Daylight Hours in Chiang Mai for March

The chart illustrates the variation in daylight duration in Chiang Mai throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 7m11h 31m12h 1m12h 33m13h13h 13m13h 6m12h 43m12h 13m11h 41m11h 14m11h
Data source: Chiang Mai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Chiang Mai

As March settles in Chiang Mai, the gentle caress of the wind continues its consistent rhythm, averaging a mild speed of 1.3 m/s (3 mph), identical to that of January and February. This steady breeze, slightly stronger than in the heat of April, lends a refreshing touch to the blooming landscapes and vibrant festivities of the season. What’s fascinating is that through the months, wind speeds here maintain a harmonious balance, generally floating around the 3 mph mark until the later half of the year, where it dips to 2 mph in the cooler months. As March breathes life into the surroundings, the subtle winds invite exploration and connection with the lush beauty of northern Thailand.

Average March Wind Speed in Chiang Mai

The chart displays monthly wind speed patterns in Chiang Mai, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.21.3 m/s1.21.31.41.21.21.00.91.01.2
Data source: Chiang Mai March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Chiang Mai Compares to Other Months

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

In comparing the weather between January and March, it is clear that March tends to be warmer and drier. March boasts a minimum temperature of 16°C (60°F) and an average of 28°C (82°F), reaching a maximum of 40°C (104°F) with virtually no precipitation, experiencing just 1 mm over the month and 0 rainy days, along with a humidity of 38%. In contrast, January has cooler temperatures, with a minimum of 10°C (51°F), an average of 22°C (72°F), and a maximum of 34°C (93°F). January also experiences more precipitation, totaling 10 mm over 2 days, and maintains higher humidity levels at 51%. For more detailed information, check out Chiang Mai weather in January.

March tends to be warmer than February, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 40°C (104°F), compared to February's ranges of 11°C (53°F) to 36°C (97°F). The average temperature also rises from 24°C (75°F) in February to 28°C (82°F) in March. While both months experience minimal precipitation, March shows even less, with only 1 mm (0.1 in) of rain, and both months record no rainy days. Additionally, humidity decreases in March to 38%, compared to 46% in February. For more detailed insights, you can check Chiang Mai weather in February.

In comparing the weather between March and April, March tends to be slightly warmer, with average temperatures reaching up to 28°C (82°F) and maximums hitting 40°C (104°F). In contrast, April sees a small increase in minimum and average temperatures, with a minimum of 18°C (65°F), an average of 29°C (85°F), and a peak of 42°C (107°F). However, April also introduces a notable increase in precipitation, totaling 42 mm (1.7 in) over six days, while March remains dry with no recorded precipitation. Additionally, April's humidity is marginally lower at 36% compared to March's 38%. For more detailed information, you can check Chiang Mai weather in April.

March and May exhibit notably different weather patterns, particularly in terms of temperature and precipitation. In March, temperatures range from a minimum of 16°C (60°F) to a maximum of 40°C (104°F), with an average of 28°C (82°F) and virtually no precipitation, maintaining a humidity level of 38%. In contrast, May sees a rise in temperatures, with a minimum of 23°C (73°F), an average of 30°C (86°F), and a peak of 41°C (106°F). However, May also brings significant rainfall, totaling 82 mm (3.2 in) over 9 days, resulting in a much higher humidity level of 63%. For more detailed insights, you can explore Chiang Mai weather in May.

March and June present contrasting weather conditions. In March, temperatures range from a comfortable minimum of 16°C (60°F) to a scorching maximum of 40°C (104°F), with an average of 28°C (82°F). The month is quite dry, receiving only 1 mm (0.1 in) of precipitation and maintaining a humidity level of 38%. In stark contrast, June experiences warmer nights with a minimum of 23°C (74°F) while the maximum temperature remains the same at 40°C (104°F). However, June is much wetter, recording a substantial 145 mm (5.7 in) of rainfall over 17 days, resulting in a significantly higher humidity level of 81%. For more details, you can check Chiang Mai weather in June.

In March, the weather tends to be warm with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 40°C (104°F), while the average temperature hovers around 28°C (82°F). Notably, there is very little precipitation during this month, averaging only 1 mm with no rainy days and a humidity level of 38%. Conversely, July experiences a significant shift, with minimum temperatures rising to 23°C (73°F) and consistent daily averages of 28°C (83°F). This month sees much more rainfall, totaling 218 mm (8.6 in) over 22 days, leading to much higher humidity at 83%. For more details on July's weather, check out Chiang Mai weather in July.

March and August present starkly contrasting weather conditions. In March, temperatures range from a comfortable minimum of 16°C (60°F) to a scorching maximum of 40°C (104°F), with an average of 28°C (82°F). The month is remarkably dry, with only 1 mm of precipitation and no rainy days, resulting in a humidity level of 38%. In contrast, August sees a minimum temperature of 23°C (73°F) and a maximum of 36°C (97°F), with an average of 27°C (81°F). This month is characterized by heavy rainfall, accumulating 268 mm over 26 days, leading to a much higher humidity of 91%. For a deeper look into August's climate specifics, check out Chiang Mai weather in August.

March and September in Chiang Mai present contrasting weather patterns. March boasts a much hotter climate, with temperatures ranging from a minimum of 16°C (60°F) to a blazing maximum of 40°C (104°F), while September's temperatures are milder, with a minimum of 22°C (71°F) and a maximum of 35°C (95°F). March enjoys dry conditions with only 1 mm of precipitation and no rainy days, whereas September experiences significant rainfall, accumulating around 198 mm (7.8 in) over 21 days, leading to higher humidity levels of 83%. For more details on rain and temperature trends, you can check Chiang Mai weather in September.

March and October showcase contrasting weather patterns in Chiang Mai. In March, temperatures can soar with a minimum of 16°C (60°F) and a maximum reaching up to 40°C (104°F), while remaining quite dry with only 1 mm of precipitation and humidity around 38%. In contrast, October brings milder temperatures, with a minimum of 20°C (69°F) and a maximum of 34°C (94°F), alongside significant rainfall totaling 156 mm (6.1 in) over 18 days, resulting in a much higher humidity level of 67%. For more detailed weather information, check out Chiang Mai weather in October.

March typically features warmer temperatures, with lows around 16°C (60°F) and highs reaching up to 40°C (104°F), creating a hot and dry environment. In contrast, November sees cooler average temperatures, ranging from a minimum of 13°C (56°F) to a maximum of 34°C (93°F), along with increased humidity and precipitation. November experiences about 24 mm (0.9 in) of rain over five days, making it a much wetter month compared to the arid conditions of March, which records virtually no precipitation. For more details about the weather in this month, you can visit Chiang Mai weather in November.

March and December offer contrasting weather conditions. In March, temperatures are significantly warmer, with a minimum of 16°C (60°F) and a maximum reaching as high as 40°C (104°F), while December features much cooler temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 33°C (91°F). Additionally, March experiences very little precipitation, averaging just 1 mm and no rainy days, whereas December sees slightly more precipitation at 13 mm, spread over one rainy day. Humidity levels also differ, with March at 38% and December higher at 56%, making December feel more humid and cooler. For more detailed information, check out Chiang Mai weather in December.

Compare Chiang Mai's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Chiang Mai

As March arrives in Chiang Mai, the weather presents a delightful shift, characterized by warm temperatures and low humidity. With an average temperature of 28°C (82°F), this month is notably warmer compared to the cooler periods that precede it, and the absence of rainfall ensures plenty of sunshine for outdoor adventures. As the landscape springs to life, visitors can enjoy exploring the city and its surroundings in a comfortable climate. For a more comprehensive understanding of seasonal variations, check out Chiang Mai Climate.