Climate and monthly weather forecast
Namche Bazar, Nepal

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Buildings in the district of Khumbu in Namche Bazar, Nepal, looking towards the gorgeous Himalayas
Buildings in the district of Khumbu in Namche Bazar, Nepal, looking towards the gorgeous Himalayas

The climate of Namche Bazar

Classified under the Köppen climate classification as ET, Namche Bazar dwells under a predominant Tundra climate, a reality depicted by the monthly weather data from this location in the eastern region of Nepal. The year begins in a cold temperature range from -14.7°C (5.5°F), reaching a high of -3.9°C (25°F) in January, and ends at -11.8°C (10.8°F) with a high of -1.5°C (29.3°F) in December. There is no reprieve from the chilling temperature as throughout the year the highest temperature peaks mildly at 8.3°C (46.9°F) in July. This geographical location presents a significant amount of snowfall ranging from 145mm (5.71") in January to peaking at 614mm (24.17") in May.

Rainfall accompanies this cold trend but less intensively starting from 18mm (0.71") in January to a peak of 312mm (12.28") in July, and back to 9mm (0.35") by December. The relative humidity complements this trend as well, starting at 47% in January then peaking at 92% in July and falls back at 41% by December. The cloud cover, pressure, and wind speed also vary throughout the year, maintaining this cold climate, warranting a need for warm clothing throughout the year.

The best time to visit Namche Bazar

Given the climate and weather conditions, the optimal time for a visit to Namche Bazar, Nepal, would be between April and June. During these months, the temperature ranges from -7.2°C (19°F) to 7.6°C (45.7°F), and the days are longer, with sunshine recorded for approximately 13.5 hours in May and sunlight visible for 10.6 hours in the same month. Relative humidity is at an average level, providing comfortable conditions for outdoor activities.

The worst time to visit Namche Bazar

The harsh reality of the Tundra climate is most prominent between November and February. In this period, the temperature dips to a low of -14.7°C (5.5°F) and rises minimally to just -1.5°C (29.3°F). These severe winter conditions, with notable snowfall ranging from 145mm (5.71") to 285mm (11.22"), make these months the least favorable for a visit to Namche Bazar.

Spring weather in Namche Bazar

Spring ushers in slightly warmer weather in Namche Bazar, a welcomed reprieve from the winter cold. The temperatures fluctuate from -11.8°C (10.8°F) to 2.7°C (36.9°F) between March and May. The amount of sunshine gradually increases from 9.6 hours in March to 10.6 hours in May, making the days longer and brighter. Spring also brings an increase in rainfall, with April recording 69mm (2.72") and May 104mm (4.09").

Summer weather in Namche Bazar

Summer in Namche Bazar does not conform to the typical blazing temperatures characteristic of this season elsewhere. From June to August, temperatures oscillate mildly from 2.4°C (36.3°F) to 8.3°C (46.9°F). The rain pours heavily in this season, peaking at 312mm (12.28") in July. Subsequently, summer is the most humid period with July and August registering a high relative humidity of 92 and 91% respectively.

Autumn weather in Namche Bazar

Autumn months from September to November bring back chilly temperatures, drifting from 1.5°C (34.7°F) in September to -9.5°C (14.9°F) by November. Rainfall dramatically drops throughout autumn, with September recording 151mm (5.94") and November only 8mm (0.31"). However, the relative humidity sees a significant decrease during these months, making autumn drier.

Winter weather in Namche Bazar

Winter in Namche Bazar commences in December with temperatures plummeting to -11.8°C (10.8°F) and only rising slightly to -1.5°C (29.3°F). This season is coincided with hefty snowfall that ranges 255mm (10.04") in October to 69mm (2.72") by December. Winter months also experience shorter daylight hours and increased wind speeds, emphasizing the severe winter condition in this Tundra climate.

Weather in January

January in Namche Bazar, Nepal, presents a frigid start to the year. The temperatures wax and wane between a chilled -14.7°C (5.5°F) and a slightly warmer -3.9°C (25°F). Falling snow is a frequent occurrence, transforming the city into a winter wonderland, while the rainfall is minimal, making it one of the drier months. Weather in January »

Weather in February

Shifting to February, the weather sees a slight improvement with marginally warmer temperatures. Namche Bazar exhibits a similar weather pattern to January, punctuated with an increase in average rainfall to 26mm (1.02") from previous 18mm (0.71"). Weather in February »

Weather in March

March heralds the advent of spring in Namche Bazar, albeit with persisting cold temperatures. Transition from winter to spring is signaled by an escalation in precipitation, with snowfall continuing unabated. Relative humidity is boosted to 59%, a discernible rise from its predecessor, resulting in more frequent clouds. Weather in March »

Weather in April

April in Namche Bazar experiences a significant increase in rainfall, jumping up from 37mm (1.46") in March to 69mm (2.72"). It marks the shift towards moisture-laden spring conditions. Snow continues to blanket the city, albeit now interspersed with rainy intervals. Weather in April »

Weather in May

May springs forth with an upswing in temperature in Namche Bazar, ranging from -2.9°C (26.8°F) to 4.5°C (40.1°F), making the days more accommodating. Noticeably higher precipitation levels signal the dominance of spring. The city experiences a mix of rain and snow showers making it nature's spectacle. Weather in May »

Weather in June

Come June, summer sets it foot in Namche Bazar, with temperatures bobbing between 2.4°C (36.3°F) and a mild 7.6°C (45.7°F). The notable feature of this month is the peak rainfall of 160mm (6.3"), making it the wettest month. Alongside the increased humidity, the city experiences more cloud cover, thereby curtailing daytime sunshine. Weather in June »

Weather in July

July maintains the summer theme with temperatures hovering between a comfortable 5°C (41°F) and 8.3°C (46.9°F). With 312mm (12.28") of rainfall, the downpours intensify, marking it as the month with the heaviest rainfall in Namche Bazar. Weather in July »

Weather in August

In August, Namche Bazar sees a slight dip in rainfall from July's high, landing at 260mm (10.24"). However, the humidity and temperature range still assert summer's presence. The mix of sunshine and showers create an alternating pattern of bright and overcast skies. Weather in August »

Weather in September

As September unfolds, Namche Bazar witnesses a gradual shift from summer towards autumn. With a significant drop in rainfall to 151mm (5.94"), the city starts shedding the summer's wetness. Concurrently, the temperatures slowly descend, with colder nights making their presence felt. Weather in September »

Weather in October

October in Namche Bazar is marked by autumn's full arrival. Rainfall sees a precipitous drop, registering a mere 44mm (1.73") compared to the preceding months. The city basks in the sunshine, unfettered by clouds, lending the leaves a vibrant autumn hue. Weather in October »

Weather in November

Moving into November, Namche Bazar ushers in the winter season. With temperatures oscillating between -9.5°C (14.9°F) to 0.9°C (33.6°F) and rainfall dwindling to a mere 8mm (0.31"), the city braces itself for the first frost. Weather in November »

Weather in December

In December, Namche Bazar immerses fully in the winter season. The temperatures fluctuate from a biting -11.8°C (10.8°F) to a chilly -1.5°C (29.3°F). Contrasting its precipitation-laden counterparts, December receives a sparse 9mm (0.35") of rainfall. Weather in December »

Frequently asked questions

What month is the coldest?

January stands out as Namche Bazar's coldest month, with an average high-temperature of -3.9°C (25°F) and a low-temperature of -14.7°C (5.5°F).

How much does it rain in Namche Bazar?

In Namche Bazar, during the entire year, the rain falls for 142.4 days and collects up to 1198mm (47.17") of precipitation.

When does it snow?

January through December are months with snowfall.

How much does it snow?

In Namche Bazar, during the entire year, snow falls for 164.1 days and aggregates up to 3078mm (121.18") of snow.

What is the month with the highest UV index?

The months with the highest UV index are January through April, June through December, with an average maximum UV index of 2.

What month has the most sunshine?

The month with the most sunshine is April, with an average of 10.9h of sunshine.

What is the snowiest month?

The month with the most snowfall is May, when snow falls for 24.4 days and typically aggregates up to 614mm (24.17") of snow.

What is the month with the lowest UV index?

With an average maximum UV index of 1, May is the month with the lowest UV index.

When are the longest days?

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

What time of the year is the hottest?

Namche Bazar's warmest weather arrives in July, when temperatures average a high of 8.3°C (46.9°F) and a low of 5°C (41°F).

What is the most humid month?

The most humid month is July, with an average relative humidity of 92%.

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 30.9 days and accumulates 312mm (12.28") of precipitation.

What is the month with the least sunshine?

With an average of 5.2h of sunshine, July has the least sunshine of the year.

What is the driest month?

November is the month with the least rainfall. Rain falls for 2.1 days and accumulates 8mm (0.31") of precipitation.

When it does not snow?

The month with the least snowfall is November, when snow falls for 10.5 days and typically aggregates up to 51mm (2.01") of snow.

What is the least humid month?

December is the least humid month, with an average relative humidity of 41%.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 24min of daylight.

Is there Daylight Saving Time (DST)?

Namche Bazar, Nepal, does not observe Daylight Saving Time (DST). +0545 timezone is used over the entire year.

Average temperature
Namche Bazar, Nepal

Average temperature - Namche Bazar, Nepal

The warmest month (with the highest average high temperature) is July (8.3°C).
The month with the lowest average high temperature is January (-3.9°C).

The month with the highest average low temperature is July (5°C).
The coldest month (with the lowest average low temperature) is January (-14.7°C).

Average pressure
Namche Bazar, Nepal

Average pressure - Namche Bazar, Nepal

The month with the highest atmospheric pressure is January (1017.6mbar).
The month with the lowest atmospheric pressure is July (1006.3mbar).

Average wind speed
Namche Bazar, Nepal

Average wind speed - Namche Bazar, Nepal

The windiest month (with the highest average wind speed) is February (11km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).

Average humidity
Namche Bazar, Nepal

Average humidity - Namche Bazar, Nepal

The month with the highest relative humidity is July (92%).
The month with the lowest relative humidity is December (41%).

Average rainfall
Namche Bazar, Nepal

Average rainfall - Namche Bazar, Nepal

The wettest month (with the highest rainfall) is July (312mm).
The driest month (with the least rainfall) is November (8mm).

Average rainfall days
Namche Bazar, Nepal

Average rainfall days - Namche Bazar, Nepal

The month with the highest number of rainy days is August (31 days).
The month with the least rainy days is December (1.3 days).

Average snowfall
Namche Bazar, Nepal

Average snowfall - Namche Bazar, Nepal

The month with the highest snowfall is May (614mm).
The month with the least snowfall is November (51mm).

Average snowfall days
Namche Bazar, Nepal

Average snowfall days - Namche Bazar, Nepal

The month with the highest number of snowfall days is May (24.4 days).
The month with the least snowfall days is December (3.7 days).

Average daylight / Average sunshine
Namche Bazar, Nepal

Average daylight / Average sunshine - Namche Bazar, Nepal

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: 10h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 12min).

Average sunshine days
Namche Bazar, Nepal

Average sunshine days - Namche Bazar, Nepal

The month with the most sunshine days is December (26.4 days).
The months with the least sunshine days are July and August (0 days).

Average UV index
Namche Bazar, Nepal

Average UV index - Namche Bazar, Nepal

The months with the highest UV index are January, February, March, April, June, July, August, September, October, November and December (UV index 2).
The month with the lowest UV index is May (UV index 1).

Average visibility
Namche Bazar, Nepal

Average visibility - Namche Bazar, Nepal

The months with the highest visibility are January, February and December (10km).
The months with the lowest visibility are July and August (7km).

Namche Bazar, Nepal

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