Climate Insights for Mongar

, Mongar Dzongkhag, Bhutan

Hottest
August
23°C peak
Coldest
January
2°C low
Wettest
June
847mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Mongar is temperate. The average annual temperature is 15°C and approximately 4425mm of precipitation falls per year. Mongar receives a notable amount of rainfall throughout the year, including during its driest month. Mongar is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, September, July. The coldest months are January, February, December, when temperatures can drop to 2°C. Light snow can occur between January and February.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 13° Average: 7° Min: 2° Feb Max: 15° Average: 9° Min: 4° Mar Max: 17° Average: 12° Min: 7° Apr Max: 19° Average: 14° Min: 10° May Max: 21° Average: 17° Min: 13° Jun Max: 23° Average: 19° Min: 17° Jul Max: 23° Average: 20° Min: 18° Aug Max: 23° Average: 20° Min: 18° Sep Max: 23° Average: 19° Min: 16° Oct Max: 21° Average: 16° Min: 12° Nov Max: 18° Average: 12° Min: 7° Dec Max: 15° Average: 9° Min: 4°
Max
Average
Min

Temperatures in Mongar vary considerably across the year, with a 21°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 23°C with a mean of 20°C. January is the coolest month, with minimum temperatures around 2°C and an average of 7°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 4°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm 600mm 650mm 700mm 750mm 800mm 850mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 63mm Snow: 2mm Feb Precipitation: 151mm Snow: 3mm Mar Precipitation: 289mm Snow: 0mm Apr Precipitation: 423mm Snow: 0mm May Precipitation: 501mm Snow: 0mm Jun Precipitation: 847mm Snow: 0mm Jul Precipitation: 767mm Snow: 0mm Aug Precipitation: 587mm Snow: 0mm Sep Precipitation: 500mm Snow: 0mm Oct Precipitation: 219mm Snow: 0mm Nov Precipitation: 42mm Snow: 0mm Dec Precipitation: 36mm Snow: 0mm
Precipitation
Snow

Mongar is a very wet location, receiving approximately 4425mm of precipitation annually, which averages out to around 369mm per month. The wettest month is June, averaging 847mm of rainfall. July and August also tend to see above-average precipitation. The driest month is December, with just 36mm. That's 811mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and February, totalling around 6cm annually. February is the snowiest month with approximately 3cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 7km/h Mar Wind Speed: 7km/h Apr Wind Speed: 7km/h May Wind Speed: 7km/h Jun Wind Speed: 6km/h Jul Wind Speed: 5km/h Aug Wind Speed: 6km/h Sep Wind Speed: 6km/h Oct Wind Speed: 6km/h Nov Wind Speed: 6km/h Dec Wind Speed: 6km/h
Wind Speed

Mongar is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Mongar, which began on March 20, 2026. Mongar is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 23°C, while the coldest stretch bottoms out in January near 2°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 7 to 21°C. Rainfall is heavy, totalling around 1213mm across the season with a monthly average of 404mm. Winds are generally light, averaging 7km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 17 to 23°C. Rainfall is heavy, totalling around 2201mm across the season with a monthly average of 734mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 7 to 23°C. Rainfall is heavy, totalling around 761mm across the season with a monthly average of 254mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 2 to 15°C. Precipitation is moderate at around 250mm for the season, averaging 83mm per month. Expect around 6cm of snow accumulation during this period. Winds are generally light, averaging 7km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Mongar based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
2 °C
13 °C
7 km/h
63 mm
2 cm
Feb
4 °C
15 °C
7 km/h
151 mm
3 cm
Mar Current
7 °C
17 °C
7 km/h
289 mm
0 cm
Apr
10 °C
19 °C
7 km/h
423 mm
0 cm
May
13 °C
21 °C
7 km/h
501 mm
0 cm
Jun
17 °C
23 °C
6 km/h
847 mm
0 cm
Jul
18 °C
23 °C
5 km/h
767 mm
0 cm
Aug
18 °C
23 °C
6 km/h
587 mm
0 cm
Sep
16 °C
23 °C
6 km/h
500 mm
0 cm
Oct
12 °C
21 °C
6 km/h
219 mm
0 cm
Nov
7 °C
18 °C
6 km/h
42 mm
0 cm
Dec
4 °C
15 °C
6 km/h
36 mm
0 cm
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Metric (°C, km/h)