Climate and monthly weather forecast
Gasa, Bhutan

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The climate of Gasa

Gasa, Bhutan, embraces a predominant tundra bioclimate as Classified by Köppen - a class ET weather regulatory mechanism. As the foremost point to capture, temperature varies through a widespread range in Gasa, from a minimum of -2.6°C (27.3°F) in January to a maximum of 17.8°C (64°F) in August.

Another important climatological parameter essential in understanding the weather patterns in Gasa is humidity. Humidity fluctuates from as low as 57% in January and February to highs of about 83% in July. Closely related to this is the rainfall, with the most precipitation falling from July to August, receiving a whopping 196mm (7.72") to 168mm (6.61") of rainfall respectively. There is almost no rain all through December with just 7mm (0.28") recorded.

The sun shines here for an average of 7.4 hours per day in January and December to 11.2 hours in April. However, snowfall does occur in the colder months from November to March, amounts fluctuating from 13mm (0.51") in November to a hefty 146mm (5.75") in February.

The best time to visit Gasa

The prime period to plan a visit to Gasa would be between April to June. This is primarily because during this window, the temperature scales from 12°C (53.6°F) to 16.7°C (62.1°F), rendering the environment pleasantly cool. Rainfall is relatively moderate, contributing to the beauty of the nature without causing any major inconveniences. The sun shines for longer periods too, ranging from 11.2 hours per day in April to 10.3 hours per day in June, making daytime exploration of the city truly enjoyable.

The worst time to visit Gasa

The period from July to September unveils a very contradictory and less friendly weather condition. This period is characterized by high rainfall reaching up to 196mm (7.72") in July and 103mm (4.06") in September. It also presents high humidity levels from 83% in July to 80% in September. It makes outdoor activities uncomfortable and constrained with the possibility of heavy downpours. It, therefore, can get particularly hard for tourists to enjoy the city's natural beauty during these months.

Spring weather in Gasa

The months from March to May mark spring in Gasa. During this season, the temperature scales from a bearable 9.6°C (49.3°F) to 14.3°C (57.7°F). This moderate temperature is well supported by an increase in the daylight hours with the sun shining from 12 hours per day in March to 13.5 hours per day in May. The rainfall, however, increases from 38mm (1.5") in March to 95mm (3.74") in May. It may bring a bit of cold but also amplifies the beauty of the natural scenery, painting a perfect picture of this Tundra climate city.

Summer weather in Gasa

The summer months of June to August exhibit relatively high temperatures with averages ranging from 16.7°C (62.1°F) to 17.8°C (64°F). The sunshine dwindles slightly to 9 hours per day in July but compensates by improving to 10.2 hours per day by August. The increase in rainfall and humidity is equivalent, though, with rainfall hitting a maximum of 196mm (7.72") in July and humidity rising to 83% in the same month.

Autumn weather in Gasa

Autumn unfolds from September through to November. It's during this time that the temperature recedes from 15.9°C (60.6°F) in September to about 10.2°C (50.4°F) in November. Rainfall also lessens, dropping to 39mm (1.54") in October from the preceding high figures and then dwindles further to 10mm (0.39") in November. The autumn season sees the city basking in the warmth of the sun for roughly 9.9 hours per day.

Winter weather in Gasa

Winter sets in from December to February. The plummeting of temperature to as low as -2.6°C (27.3°F) in January alongside an increase in snowfall to a maximum of 146mm (5.75") in February, are distinguishing features of this season. That said, the brightness of the sun and the generally clear visibility of 10km (6.2mi) all through enable one to still marvel at the stunning scenic beauty of Gasa.

Weather in January

Gasa, Bhutan, sees significant snowfall in January with 87mm (3.43") falling over an average of 6.6 days. This chilly month starts the year with a bite, as temperatures plummet well below freezing, making for a snowy landscape. Weather in January »

Weather in February

February experiences an even greater volume of snowfall compared to January, receiving a whopping 146mm (5.75") over an approximate 7.8 days. This accumulation of snow has a distinct charm, transforming Gasa into a winter wonderland. Weather in February »

Weather in March

In March, the transition from snowfall to rain begins, with precipitation levels reaching 38mm (1.5") throughout the month. As the snow melts away, early spring flowers start to sprout, revealing patches of vibrant greenery amid the last vestiges of winter. Weather in March »

Weather in April

Spring fully takes root in April with a marked increase in rainfall, rising to 62mm (2.44") spread across 19.1 days. This increase in precipitation adds a fresh vibrancy to the city, supporting the proliferation of springtime foliage. Weather in April »

Weather in May

May is the first month of the year for Gasa to showcase a relatively humid climate, with an average humidity of 73%. This increasingly moist atmosphere, coupled with warming temperatures, propels Gasa into the full swing of spring. Weather in May »

Weather in June

In June, rainfall continues to climb, peaking at 113mm (4.45") over roughly 24.9 days. Yet, this month doesn’t merely bring showers, but blossoms in humidity, reaching a substantial 78%. The changing weather signals the approach of the monsoon season as Gasa transitions from spring to summer. Weather in June »

Weather in July

July is the pinnacle of Gasa's monsoon season, evidencing a staggering 196mm (7.72") of rain over an average of 27.3 days. Amidst the rolling thunder and downpours, Gasa wears a glistening, washed-out look, its landscapes verdant from the abundant rain. Weather in July »

Weather in August

August sees a slight decline in rainfall from July, dropping to 168mm (6.61") over 25.8 days. However, high humidity levels persist, saturating the air with moisture. The surrounding landscapes thrive in this environment, abounding with some of the year's greenest scenes. Weather in August »

Weather in September

September ushers in reduced rainfall—a mere 103mm (4.06") over 20.5 days on average—marking the end of the monsoon season. However, the humidity continues to hover at 80%, reminiscent of the recent rains. This month is a cusp between summer and autumn, where temperatures are still reminiscent of the summer heat but gradually cooling. Weather in September »

Weather in October

October is characterized by a more drastic shift in Gasa's weather, seeing temperatures drop, bustling winds picking up and rainfall further declining to 39mm (1.54") over 12.7 days. The shift from summer to autumn becomes evident, with the landscape transforming into a mosaic of seasonal hues. Weather in October »

Weather in November

Gasa's November showcases the true essence of autumn, with rainfall shrinking further to 10mm (0.39") over 7.1 days. However, a resurgence of snowfall begins, averaging at 13mm (0.51"), signalling the onset of winter. Temperatures drop considerably as cold autumn winds brush across the city. Weather in November »

Weather in December

Finally, December invites a wintry chill back to Gasa with temperatures plunging below zero and snowfall accumulating at 40mm (1.57") over approximately 5.4 days. The return of snowfall transforms the landscapes, enveloping the city in a fresh, white blanket. Weather in December »
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Frequently asked questions

What is the coldest month in Gasa?

Gasa witnesses the coldest weather in January, with temperatures averaging a high of 5.8°C (42.4°F) and a low of -2.6°C (27.3°F).

What is the least humid month in Gasa?

January and February, with an average relative humidity of 57%, are the least humid months in Gasa.

How many days does it rain in Gasa?

In Gasa, during the entire year, the rain falls for 186.7 days and collects up to 863mm (33.98") of precipitation.

When does it snow in Gasa?

Months with snowfall are January through May, November and December.

How much does it snow in Gasa?

Throughout the year, in Gasa, Bhutan, there are 33.8 snowfall days, and 431mm (16.97") of snow is accumulated.

What is the month with the least sunshine in Gasa?

January, February and November, with an average of 7.4h of sunshine, are months with the least sunshine in Gasa, Bhutan.

What are the months with the lowest UV index in Gasa?

The months with the lowest UV index in Gasa, Bhutan, are January, February and December, with an average maximum UV index of 2.

What is the snowiest month in Gasa?

The month with the most snowfall in Gasa is February, when snow falls for 7.8 days and typically aggregates up to 146mm (5.75") of snow.

What month has the most sunshine in Gasa?

With an average of 11.2h of sunshine, April has the most sunshine of the year.

What are the months with the highest UV index in Gasa?

The months with the highest UV index in Gasa are May through September, with an average maximum UV index of 4.

When it does not snow in Gasa?

In Gasa, snow does not fall in June through October.

When are the longest days in Gasa?

The month with the longest days in Gasa, Bhutan, is June, with an average of 13h and 54min of daylight.

What is the most humid month in Gasa?

With an average relative humidity of 83%, July is the most humid month in Gasa, Bhutan.

What is the rainiest month in Gasa?

July is the month with the most rainfall. Rain falls for 27.3 days and accumulates 196mm (7.72") of precipitation.

What month is the hottest in Gasa?

Gasa, Bhutan, experiences its highest temperatures in August, with an average peak of 17.8°C (64°F) and a low of 11.9°C (53.4°F).

What is the driest month in Gasa?

December is the month with the least rainfall in Gasa, Bhutan. Rain falls for 4.5 days and accumulates 7mm (0.28") of precipitation.

What is the month with the shortest days in Gasa?

With an average of 10h and 24min of daylight, December has the shortest days of the year in Gasa, Bhutan.

Is there Daylight Saving Time (DST) in Gasa?

Gasa, Bhutan, does not utilize Daylight Saving Time (DST). +06 timezone is used throughout the entire year.

Average pressure
Gasa, Bhutan

Average pressure - Gasa, Bhutan

The month with the highest atmospheric pressure is January (1016.9mbar).
The month with the lowest atmospheric pressure is July (1006.8mbar).

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Average wind speed
Gasa, Bhutan

Average wind speed - Gasa, Bhutan

The windiest month (with the highest average wind speed) is April (8.6km/h).
The calmest month (with the lowest average wind speed) is October (6.4km/h).

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Average humidity
Gasa, Bhutan

Average humidity - Gasa, Bhutan

The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are January and February (57%).

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Average rainfall
Gasa, Bhutan

Average rainfall - Gasa, Bhutan

The wettest month (with the highest rainfall) is July (196mm).
The driest month (with the least rainfall) is December (7mm).

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Average rainfall days
Gasa, Bhutan

Average rainfall days - Gasa, Bhutan

The month with the highest number of rainy days is July (27.3 days).
The month with the least rainy days is January (4.2 days).

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Average snowfall
Gasa, Bhutan

Average snowfall - Gasa, Bhutan

The month with the highest snowfall is February (146mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days
Gasa, Bhutan

Average snowfall days - Gasa, Bhutan

The month with the highest number of snowfall days is March (8.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Gasa, Bhutan

Average daylight / Average sunshine - Gasa, Bhutan

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

The month with the most sunshine is April (Average sunshine: 11h and 12min).
The months with the least sunshine are January, February and November (Average sunshine: 7h and 24min).

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Average sunshine days
Gasa, Bhutan

Average sunshine days - Gasa, Bhutan

The month with the most sunshine days is January (22.9 days).
The months with the least sunshine days are May and June (2.8 days).

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Average UV index
Gasa, Bhutan

Average UV index - Gasa, Bhutan

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February and December (UV index 2).

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Average visibility
Gasa, Bhutan

Average visibility - Gasa, Bhutan

The months with the highest visibility are January, February, March, April, May, October, November and December (10km).
The months with the lowest visibility are June, July, August and September (9km).

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Gasa, Bhutan

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