Climate and monthly weather forecastMae Hong Son, Thailand
Climate and monthly weather forecast
The climate of Mae Hong Son
Mae Hong Son, located in Thailand, falls under the Aw classification of the Köppen climate system. This class is defined as a tropical savanna or tropical wet and dry climate. Throughout various seasons, Mae Hong Son presents significant variations in temperature, sunshine, UV index, and rainfall.Average high-temperature measures ranged from 29°C (84.2°F) to 38.7°C (101.7°F), a significant leap indicating a distinctively hot climate. In contrast, average low measurements had a smaller range, from 13.8°C (56.8°F) to 23.7°C (74.7°F). The peak in temperature, from April, can be attributed to longer sun exposure. The figures suggest a consistent humidity level, with average relative humidity readings ranging from 55% to 83%. Noticeable spikes occur from May to September, signifying the months of the wet season.
Rainfall in Mae Hong Son varies dramatically throughout the year. Total monthly rainfall escalates from a mere 6mm (0.24") in January and February to a substantial amount, reaching up to 239mm (9.41") in August. With an average of 1 rainy day per month from January to March, the climate changes drastically to an average of 26 rainy days in August, marking the height of the wet season. Reflecting the rainy days, daylight hours gradually increase from 11.1 hours in January to a maximum of 13.3 hours in June, then slowly decrease towards the end of the year.
The best time to visit Mae Hong Son
Tourists intending to enjoy a warm, dry climate should consider visiting Mae Hong Son from November to February. During this time, the average temperature revolves around a comfortable 29°C (84.2°F) to 33.4°C (92.1°F), with rainfall dropping to a minimal 6mm (0.24") to 45mm (1.77"). The relative humidity also decreases, ranging from 65% to 80%, contributing to more pleasant weather conditions.The worst time to visit Mae Hong Son
The months between May and September are the less preferred time to visit Mae Hong Son, primarily due to frequent and intense rainfall. Weather data shows that rainfall swells from 175mm (6.89") in May to 239mm (9.41") in August, the wettest month. Coupled with high humidity from 71% to 83%, these months offer challenging weather conditions for visitors.Spring weather in Mae Hong Son
In the spring months of March, April, and May in Mae Hong Son, the weather starts to shift towards warmer conditions. Average temperatures climb distinctly from 36.8°C (98.2°F) in March to a maximum of 38.7°C (101.7°F) in April, only to decrease slightly to 35.9°C (96.6°F) in May. The rainfall also increases in spring, from 17mm (0.67") to 175mm (6.89"). The UV index is the highest during this season, consistently at a level of 12.Summer weather in Mae Hong Son
Summer, perceived from June to August, offers a more measured range of high temperatures, from 33.2°C (91.8°F) to 32°C (89.6°F), while maintaining consistently high low temperatures at around 23°C (73.4°F). The rainfall index hits its peak, reaching from 191mm (7.52") to 239mm (9.41"), and the highest number of rainy days occur. Relative humidity is at its highest, ranging from 82% to 83%, indicating a damp and warm summer in Mae Hong Son.Autumn weather in Mae Hong Son
September through November denotes the autumn season in Mae Hong Son. The weather conditions during this season are defined by reducing high temperatures, from 32.8°C (91°F) in September to 30.9°C (87.6°F) in November, and downward-trending rainfall. Autumn rainfall levels range from 199mm (7.83") to 45mm (1.77"), signaling the end of the wet season.Winter weather in Mae Hong Son
December to February marks the winter season in Mae Hong Son, characterized by cooler temperatures and reduced rainfall. The average high temperature drops from 30.9°C (87.6°F) in November to a yearly low of 29°C (84.2°F) in December before rising slowly to 30.1°C (86.2°F) in February. The average low temperature decreases from 19°C (66.2°F) to 15.4°C (59.7°F), creating mild and comfortable winter nights. With the lowest rainfall of the year, ranging from 10mm (0.39") in December to 6mm (0.24") in February, winter provides the most favorable conditions to visit Mae Hong Son.Weather in January
January in Mae Hong Son, Thailand is characterized by a moderate climate where thermometer dips to lows of 13.8°C (56.8°F) in evenings, making it cooler than December. The weather remains crisp during the day and chilly at night, with mornings offering a visible dew. Weather in January »Weather in February
February hosts an upward trend in temperatures as compared to January, making the climate moderately warm in Mae Hong Son. The month is characterized by longer daylight hours and increased solar radiation, influencing the mild weather. Weather in February »Weather in March
March exhibits a sharp transition to the hot season from the mild climate experienced in February. With UV index peaking at 12, sun protective clothing is an essential for this month in Mae Hong Son. Despite getting warmer, the evenings are comfortable due to the balance between the long daylight hours and adequate sunshine. Weather in March »Weather in April
April's weather sees a noteworthy shift with the mercury reaching a high point, a stark contrast to the temperatures felt in March. It's the beginning of peak summer in Mae Hong Son as the sun blares on, raising temperatures. However, the month is characterized by sporadic rainfall, bringing brief moments of relief amidst the heat. Weather in April »Weather in May
May hosts a drastic change in the weather pattern, with rains becoming a commonplace occurrence. From just 63mm (2.48") in April, rainfall measures rise to 175mm (6.89"), a significant increase that marks the arrival of the monsoon season. Weather in May »Weather in June
June further enhances the monsoon traits, with the weather being significantly wetter than May. The month witnesses heavy afternoon showers accompanied by a cooling breeze, creating an enchanting tropical atmosphere in Mae Hong Son. Weather in June »Weather in July
July continues the rain-drenched saga, becoming even wetter compared to June. With showers persisting for a staggering 25 days and recording 227mm (8.94") of rainfall, monsoons show their true colors this month. Despite these frequent rain spells, the city remains alluring due to its tropical charm. Weather in July »Weather in August
August is known for the rainfall climax, witnessing the highest precipitation of 239mm (9.41") compared to the previous month. This high volume of rain saturates the city, leading to lush green landscapes and a rejuvenated ecosystem in Mae Hong Son. Weather in August »Weather in September
September brings about a gradual decline in the rainfall, compared to the heavy showers of August. This shift in weather leads to shorter showers, escalating the appeal of Mae Hong Son. Even though there's a slight decrease in sunshine hours, days are still long and full of light. Weather in September »Weather in October
October marks a significant reduction in rainfall, much less than the totals of September, signaling the end of the wet monsoon season. The city returns to its sunny ways allowing locals and tourists to revive outdoor activities. Weather in October »Weather in November
November sets the stage for a transition to the cool season, offering a pleasant contrast to the weather experienced in scorching October. A decrease in rainfall marks a stark contrast to the rainy months, making the popular city of Mae Hong Son a preferred destination. Weather in November »Weather in December
December fully embraces the cool weather, showcasing significantly chilled nights compared to November. As Mae Hong Son settles into its cool life, the city sees a drop in humidity levels and an increase in cold north winds. The climate during December reignites the beauty of this city, drawing tourists for its festive spirit. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Mae Hong Son, Thailand
The warmest month (with the highest average high temperature) is April (38.7°C).
The month with the lowest average high temperature is December (29°C).
The month with the highest average low temperature is June (23.7°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).
Average humidity
Mae Hong Son, Thailand
The months with the highest relative humidity are August and September (83%).
The months with the lowest relative humidity are March and April (55%).
Average rainfall
Mae Hong Son, Thailand
- Average rainfall in January:
6.4mm - Average rainfall in February:
6mm - Average rainfall in March:
16.8mm - Average rainfall in April:
63.2mm - Average rainfall in May:
174.5mm - Average rainfall in June:
190.5mm
- Average rainfall in July:
226.9mm - Average rainfall in August:
239.3mm - Average rainfall in September:
199mm - Average rainfall in October:
114.5mm - Average rainfall in November:
44.9mm - Average rainfall in December:
10.4mm
The wettest month (with the highest rainfall) is August (239.3mm).
The driest month (with the least rainfall) is February (6mm).
Average rainfall days
Mae Hong Son, Thailand
- Average rainfall days in January:
1 days - Average rainfall days in February:
1 days - Average rainfall days in March:
1 days - Average rainfall days in April:
5 days - Average rainfall days in May:
17 days - Average rainfall days in June:
22 days
- Average rainfall days in July:
25 days - Average rainfall days in August:
26 days - Average rainfall days in September:
20 days - Average rainfall days in October:
13 days - Average rainfall days in November:
5 days - Average rainfall days in December:
2 days
The month with the highest number of rainy days is August (26 days).
The months with the least rainy days are January, February and March (1 days).
Average daylight / Average sunshine
Mae Hong Son, Thailand
- Average daylight in January:
11h and 6min - Average daylight in February:
11h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 36min - Average daylight in May:
13h and 0min - Average daylight in June:
13h and 18min
- Average daylight in July:
13h and 12min - Average daylight in August:
12h and 48min - Average daylight in September:
12h and 18min - Average daylight in October:
11h and 42min - Average daylight in November:
11h and 12min - Average daylight in December:
11h and 0min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
The months with the most sunshine are February and March (Average sunshine: 10h).
The months with the least sunshine are June, July, August and September (Average sunshine: 5h).
Average UV index
Mae Hong Son, Thailand
The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The months with the lowest UV index are January and December (UV index 8).





