Koshi Province Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Koshi Province year round climate
Spring (March–May): Average 17.9–22.3°C, warm and comfortable climate with gradually increasing rainfall. Common activities: Outdoor walks, enjoying natural scenery. Recommended clothing: Light jacket, long-sleeved shirts, comfortable trousers.
Summer (June–August): Average 24.0–24.4°C, hot and humid with heavy rainfall. Common activities: Visiting summer resorts, indoor activities. Recommended clothing: Light and breathable clothing, short-sleeved shirts, shorts, rain gear.
Autumn (September–November): Average 21.6–17.3°C, pleasant climate with decreasing rainfall. Common activities: Hiking, mountain climbing, enjoying autumn scenery. Recommended clothing: Comfortable long-sleeved shirts, light jacket.
Winter (December–February): Average 13.8–11.5°C, mild and dry climate with little rainfall. Common activities: Visiting temples and cultural sites. Recommended clothing: Warm jacket, trousers, scarf.
Koshi Province climatological average
Annual average temperature: approx. 19.7°C / Annual rainfall: approx. 999 mm / Summer humidity: 70%–80% / Rainiest month: July
Koshi Province monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
11.5°C
6
February
13°C
6.7
March
17.9°C
39.5
April
22.2°C
43.8
May
22.3°C
108.1
June
24.4°C
188.1
July
24°C
227.8
August
24.4°C
180.6
September
23.9°C
113.5
October
21.6°C
79
November
17.3°C
3.9
December
13.8°C
2.7
Koshi Province weather for the next seven days
3/15
Sunday
Moderate rain
25°C/15°C
3/16
Monday
Patchy rain nearby
24.8°C/14°C
3/17
Tuesday
Moderate rain
23.9°C/13.6°C
3/18
Wednesday
Moderate rain
24.8°C/13.4°C
3/19
Thursday
Moderate rain
24.6°C/14.4°C
3/20
Friday
Patchy rain nearby
24.4°C/14.2°C
3/21
Saturday
Moderate rain
19.7°C/13.5°C
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