Climate Overview
The climate in Namche Bazaar is cold. The average annual temperature is 0°C and approximately 1688mm of precipitation falls per year. July is the wettest month, receiving around 493mm of rainfall. Namche Bazaar is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to -15°C. Namche Bazaar experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Namche Bazaar vary considerably across the year, with a 26°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 11°C with a mean of 8°C. January brings the harshest conditions, with lows dropping to -15°C and an average temperature of -9°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 5°C shift in average temperatures.
Precipitation
Namche Bazaar is a fairly wet location, receiving approximately 1688mm of precipitation annually, which averages out to around 141mm per month. The wettest month is July, averaging 493mm of rainfall. August and June also tend to see above-average precipitation. The driest month is November, with just 4mm. That's 489mm less than July, 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. Namche Bazaar receives heavy snowfall, accumulating around 236cm annually from January through December. The snowiest month is July, with approximately 41cm. Winter travel should account for significant snow cover.
Wind
Namche Bazaar is relatively calm, with an average annual wind speed of 4km/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 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
87 days until Winter
It is currently autumn in Namche Bazaar, which began on September 23, 2026. Namche Bazaar 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 11°C, while the coldest stretch bottoms out in January near -15°C. Winter is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from -10 to 6°C. Precipitation is moderate at around 225mm for the season, averaging 75mm per month. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 4 to 11°C. Rainfall is heavy, totalling around 1122mm across the season with a monthly average of 374mm. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -7 to 10°C. Precipitation is moderate at around 293mm for the season, averaging 98mm per month. Expect around 38cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -15 to 1°C. Rainfall is relatively light, with around 48mm over the season and a monthly average of 16mm. Expect around 46cm of snow accumulation during this period. Winds are generally light, averaging 5km/h. Heavy layering and insulated outerwear are essential. Exposed skin should be minimised outdoors.
Monthly Climate Data
The table below shows monthly climate averages for Namche Bazaar 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.
