Dailekh climate — normals and trends
Dailekh (Nepal) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 17.0 °C and it receives 1,918 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 (23.0 °C on average) and the coldest is January (8.3 °C). Rainfall peaks in July.
Dailekh averages 3 frost days, 15 hot days (≥ 30 °C) and 164 rainy days per year.
Dailekh has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The number of frost days there went from about 6 to 0 per year over the period.
The hottest day of the period reached 35.2 °C (on 8 June 1966) and the coldest -8.7 °C (on 7 January 1945).
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
DailekhKarnali Pradesh
- coords
- 28.84°, 81.71°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.0°C
Average daily high
22.0°C
Average daily low
12.1°C
Annual rainfall
1,918mm
Sunshine / day
9.9h
Mean relative humidity
71%
Average peak wind
7.6km/h
Seasonal range
14.7°C
Frost days (< 0 °C)
3 d/yr
Hot days (≥ 30 °C)
15 d/yr
Rainy days (≥ 1 mm)
164 d/yr
Annual snowfall
1.4 cm
Average feels-like high
22.9 °C
Average feels-like low
11.6 °C
Average peak gust
30.8 km/h
Tropical nights (≥ 20 °C)
33 d/yr
Solar radiation
17.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.52 · 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
35.2 °C
8 June 1966
Coldest day
-8.7 °C
7 January 1945
Wettest day
251 mm
16 July 1967
Windiest day
17.7 km/h
14 May 1985
Strongest gust
83.2 km/h
20 September 2008
Hottest feels-like
36.0 °C
14 June 2024
Coldest feels-like
-12.7 °C
7 January 1945
Snowiest day
10.9 cm
6 January 1945
Sunniest day
13.0 h
24 April 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 16.6 °C | +2.2 °C | 7 mm | -35 mm |
| Feb | 18.9 °C | +2.1 °C | 28 mm | -14 mm |
| Mar | 23.3 °C | +2.2 °C | 15 mm | -27 mm |
| Apr | 26.0 °C | +0.2 °C | 43 mm | +14 mm |
| May | 25.9 °C | -1.8 °C | 138 mm | +79 mm |
| Jun | 26.6 °C | -0.3 °C | 321 mm | +72 mm |
| Jul | 26.1 °C | +1.2 °C | 453 mm | -157 mm |
| Aug | 25.5 °C | +0.8 °C | 652 mm | +143 mm |
| Sep | 25.4 °C | +1.2 °C | 239 mm | +4 mm |
| Oct | 23.2 °C | +1.1 °C | 66 mm | -2 mm |
| Nov | 20.4 °C | +1.4 °C | 9 mm | -6 mm |
| Dec | 16.5 °C | +0.5 °C | 0 mm | -18 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 Dailekh?
Dailekh has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 17.0 °C and it receives 1,918 mm of precipitation per year.
What is the hottest day ever recorded in Dailekh?
The hottest day measured in Dailekh between 1940 and 2025 was 8 June 1966, reaching 35.2 °C.
What is the coldest day in Dailekh?
The coldest day measured in Dailekh between 1940 and 2025 was 7 January 1945, at -8.7 °C.
Does it snow in Dailekh?
Yes. Dailekh gets on average 1.4 cm of snow per year and has around 3 frost days.
Has the climate of Dailekh warmed?
Yes: Dailekh warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dailekh?
The wettest day measured in Dailekh between 1940 and 2025 was 16 July 1967, with 251 mm of rain in 24 hours.
What was the windiest day in Dailekh?
The windiest day measured in Dailekh between 1940 and 2025 was 14 May 1985, with winds reaching 17.7 km/h.
What is the warmest month in Dailekh?
The warmest month in Dailekh is June (23.0 °C on average); the coldest is January (8.3 °C).
How much does it rain in Dailekh?
Dailekh receives on average 1,918 mm of precipitation per year, spread over about 164 rainy days.
Is it sunny in Dailekh?
Dailekh gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
What is the biggest single-day snowfall in Dailekh?
The heaviest 24-hour snowfall measured in Dailekh between 1940 and 2025 was 6 January 1945, with 10.9 cm.
Are there tropical nights in Dailekh?
Yes: Dailekh has on average 33 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Dailekh?
In Dailekh, between 1940 and 2025, the highest apparent temperature reached 36.0 °C on 14 June 2024, and the lowest was -12.7 °C on 7 January 1945.
Compare Dailekh with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dailekh