Nepalgunj climate — normals and trends
Nepalgunj (Nepal) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 24.4 °C and it receives 1,194 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is June (31.6 °C on average) and the coldest is January (14.4 °C). Rainfall peaks in July.
Nepalgunj averages 0 frost days, 208 hot days (≥ 30 °C) and 110 rainy days per year.
Nepalgunj has warmed by +0.7 °C between 1940 and 2025, or +0.08 °C per decade. This trend is statistically significant.
The hottest day of the period reached 46.4 °C (on 8 June 1966) and the coldest 2.2 °C (on 9 January 2013).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
NepalgunjLumbini Province
- coords
- 28.05°, 81.62°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.4°C
Average daily high
30.5°C
Average daily low
19.3°C
Annual rainfall
1,194mm
Sunshine / day
10.3h
Mean relative humidity
68%
Average peak wind
13.0km/h
Seasonal range
17.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
208 d/yr
Rainy days (≥ 1 mm)
110 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.9 °C
Average feels-like low
20.9 °C
Average peak gust
27.7 km/h
Tropical nights (≥ 20 °C)
190 d/yr
Solar radiation
18.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.7 °C
since 1940
+0.1 °C per decade · r² = 0.16 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
46.4 °C
8 June 1966
Coldest day
2.2 °C
9 January 2013
Wettest day
401 mm
23 July 1942
Windiest day
44.0 km/h
20 September 2008
Strongest gust
87.1 km/h
20 September 2008
Hottest feels-like
50.5 °C
16 June 1995
Coldest feels-like
-0.4 °C
9 February 1974
Sunniest day
13.0 h
25 April 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 20.8 °C | -0.6 °C | 7 mm | -24 mm |
| Feb | 26.4 °C | +1.4 °C | 1 mm | -26 mm |
| Mar | 31.9 °C | +1.0 °C | 11 mm | -14 mm |
| Apr | 36.2 °C | -0.3 °C | 13 mm | -2 mm |
| May | 36.4 °C | -1.8 °C | 52 mm | +18 mm |
| Jun | 36.0 °C | -0.6 °C | 168 mm | +13 mm |
| Jul | 33.9 °C | +1.5 °C | 151 mm | -195 mm |
| Aug | 32.5 °C | +0.7 °C | 277 mm | -20 mm |
| Sep | 32.9 °C | +1.2 °C | 259 mm | +69 mm |
| Oct | 30.9 °C | +0.4 °C | 33 mm | -18 mm |
| Nov | 27.7 °C | +0.4 °C | 2 mm | -7 mm |
| Dec | 20.8 °C | -2.3 °C | 0 mm | -14 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Nepalgunj?
Nepalgunj has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 24.4 °C and it receives 1,194 mm of precipitation per year.
What is the hottest day ever recorded in Nepalgunj?
The hottest day measured in Nepalgunj between 1940 and 2025 was 8 June 1966, reaching 46.4 °C.
What is the coldest day in Nepalgunj?
The coldest day measured in Nepalgunj between 1940 and 2025 was 9 January 2013, at 2.2 °C.
Does it snow in Nepalgunj?
Almost never: Nepalgunj sees virtually no snow, with about 0 frost days per year.
Has the climate of Nepalgunj warmed?
Yes: Nepalgunj warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nepalgunj?
The wettest day measured in Nepalgunj between 1940 and 2025 was 23 July 1942, with 401 mm of rain in 24 hours.
What was the windiest day in Nepalgunj?
The windiest day measured in Nepalgunj between 1940 and 2025 was 20 September 2008, with winds reaching 44.0 km/h.
What is the warmest month in Nepalgunj?
The warmest month in Nepalgunj is June (31.6 °C on average); the coldest is January (14.4 °C).
How much does it rain in Nepalgunj?
Nepalgunj receives on average 1,194 mm of precipitation per year, spread over about 110 rainy days.
Is it sunny in Nepalgunj?
Nepalgunj gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
Are there tropical nights in Nepalgunj?
Yes: Nepalgunj has on average 190 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Nepalgunj?
In Nepalgunj, between 1940 and 2025, the highest apparent temperature reached 50.5 °C on 16 June 1995, and the lowest was -0.4 °C on 9 February 1974.
Compare Nepalgunj with another city
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Nearby cities
The climate around Nepalgunj