Himalayan region climate varies as per the altitude wise from the low southern land of Gangetic plains of Terai at 60meters above sea level to the mid hills-valleys at 9,00m, 1500-200m and to the high mountain settlement at 3000-4000m and above. From over 40oC warm sub-tropic, 25oC meditareain to the artic climate of -0oC to -20oC conditions exists. Here's our Climate Guide that can help you with your selection of treks in the Himalayan region and Good Luck!

Nepal and its Himalayan range have a typical monsoonal two season a year. There's the dry season from October to May and the wet season, the monsoon, from June to September. September-November, the start of the dry season, is in many ways the best time in Nepal and around the Himalaya.

As the Himalayan regions have low precipitations, the snow fall is limited depending upon the region, season and elevation.

The main trekking area of Annapurna Region will be as follows.

From 800m-1200m quite subtropical climate with hot and humidity in summer and at end of spring till starting of autumn, however in winter the temperature drops down almost 0 degree Celsius with mild sunshine of 15-18 degree Celsius.

From 2000m in summer it will be quite warm with minimum of 5-8 degree Celsius Maximum of 18-20 degree Celsius.

Spring from mid Feb to April the temperatures are as follows.
Minimum -4 to -5 degree Celsius with Maximum of 12-18 degree Celsius.
With chances of snow at some areas with high wind chill factor.

Autumn from October to mid November.
Minimum -5 to -8 degree Celsius with Maximum of 12-18 degree Celsius.
With chances of snow at some areas with high wind chill factor.

From 3000m-4000m. minimum of 0-5 degree Celsius and maximum of 15-18 degree Celsius. Above 5000m it can snow even summer, while it rains below but the snow melts quickly as it reaches the ground at this time of the year in summer and monsoon. (The wind chill factor above 3000m-4000m can be quite freezing bringing the temperatures down.

In the Everest Region and as at other High Himalayan region the temperatures are as follows from 2000m onwards.

From 2000m in summer it will be quite warm with minimum of 5-8 degree Celsius
Maximum of 18-20 degree Celsius.

Spring from mid Feb to April the temperatures are as follows.
Minimum -4 to -5 degree Celsius with Maximum of 12-18 degree Celsius.
With chances of snow at some areas with high wind chill factor.

Autumn from October to mid November.
Minimum -5 to -8 degree Celsius with Maximum of 12-18 degree Celsius.
With chances of snow at some areas with high wind chill factor.

In winter Dec to mid Feb this place can be very cold at sometimes in places like
Loboche onwards with minimum of -15-20 degree Celsius and maximum of 12-15 degree Celsisus.

Above 3000m onwards the afternoon sun will be brilliant and glary with strong UV (Ultra Violet Ray) while in the sun, however the temperatures drops down dramatically while in the shade.

Temperatures Chart
(In Celsius)
1,330m 850m 200-300m (above sea level)
Months Kathmandu Pokhara Chitwan
max min max min max min
Jan 19 2 20 8 24 7
Feb 20 4 21 8 26 8
Mar 25 8 27 11 33 12
Apr 30 11 33 12 35 18
May 30 16 30 19 35 20
Jun 30 20 30 20 35 23
Jul 29 21 30 21 33 24
Aug 29 20 30 21 33 24
Sep 27 19 29 20 32 22
Oct 23 15 27 18 31 18
Nov 23 4 23 11 29 12
Dec 20 2 20 8 24 8
Rainfall Chart (in mm.)
Months Kathmandu Pokhara Chitwan
Jan 25 15 10
Feb 25 15 10
Mar 75 30 10
Apr 50 50 15
May 100 300 200
Jun 225 575 300
Jul 375 800 500
Aug 360 700 450
Sep 175 575 400
Oct 50 220 100
Nov 10 20 5
Dec 10 5 5

Climate Chart: Kathmandu. Chances of dry day & Hours of Sunshine
Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec
95% 91% 93% 85% 74% 54% 33% 37% 62% 88% 98% 99%
5:54 5:39 7:37 9:30 5:43 4:54 2:37 2:23 3:18 5:12 5:12 5:06

Pokhara. Chances of dry day & Hours of Sunshine
Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec
94% 94% 89% 80% 53% 5% 3% 3% 7% 64% 96% 99%
5:49 6:23 7:19 8:59 5:17 4:02 2:04 1:34 1:44 4:30 4:51 5:12