Kilju climate — normals and trends
Kilju (North Korea) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 6.1 °C and it receives 1,061 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 August (20.8 °C on average) and the coldest is January (-10.5 °C). Rainfall peaks in August.
Kilju averages 163 frost days, 3 hot days (≥ 30 °C) and 140 rainy days per year.
Kilju has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 173 to 153 per year over the period.
The hottest day of the period reached 34.4 °C (on 19 May 2017) and the coldest -28.5 °C (on 25 January 2023).
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
KiljuNorth Hamgyong
- coords
- 40.96°, 129.33°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
6.1°C
Average daily high
11.3°C
Average daily low
1.1°C
Annual rainfall
1,061mm
Sunshine / day
9.3h
Mean relative humidity
73%
Average peak wind
11.1km/h
Seasonal range
31.3°C
Frost days (< 0 °C)
163 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
140 d/yr
Annual snowfall
160.8 cm
Average feels-like high
10.0 °C
Average feels-like low
-1.4 °C
Average peak gust
32.0 km/h
Tropical nights (≥ 20 °C)
8 d/yr
Solar radiation
15.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.68 · 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
34.4 °C
19 May 2017
Coldest day
-28.5 °C
25 January 2023
Wettest day
197 mm
21 August 1957
Windiest day
34.5 km/h
8 November 1963
Strongest gust
108.0 km/h
20 September 1991
Hottest feels-like
40.7 °C
4 August 2018
Coldest feels-like
-34.0 °C
25 January 2023
Snowiest day
32.3 cm
10 March 1995
Sunniest day
14.9 h
2 July 1944
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 | -1.4 °C | +3.1 °C | 79 mm | +37 mm |
| Feb | -1.6 °C | +0.4 °C | 26 mm | -17 mm |
| Mar | 6.0 °C | +2.3 °C | 31 mm | -15 mm |
| Apr | 12.4 °C | +0.6 °C | 111 mm | +56 mm |
| May | 18.6 °C | +0.5 °C | 57 mm | -22 mm |
| Jun | 24.8 °C | +3.8 °C | 171 mm | +69 mm |
| Jul | 28.0 °C | +3.8 °C | 171 mm | -4 mm |
| Aug | 26.9 °C | +2.2 °C | 183 mm | -34 mm |
| Sep | 23.0 °C | +2.6 °C | 94 mm | -19 mm |
| Oct | 14.2 °C | -0.4 °C | 129 mm | +59 mm |
| Nov | 8.3 °C | +2.5 °C | 21 mm | -44 mm |
| Dec | -0.9 °C | +1.0 °C | 83 mm | +27 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 Kilju?
Kilju has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 6.1 °C and it receives 1,061 mm of precipitation per year.
What is the hottest day ever recorded in Kilju?
The hottest day measured in Kilju between 1940 and 2025 was 19 May 2017, reaching 34.4 °C.
What is the coldest day in Kilju?
The coldest day measured in Kilju between 1940 and 2025 was 25 January 2023, at -28.5 °C.
Does it snow in Kilju?
Yes. Kilju gets on average 160.8 cm of snow per year and has around 163 frost days.
Has the climate of Kilju warmed?
Yes: Kilju warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kilju?
The wettest day measured in Kilju between 1940 and 2025 was 21 August 1957, with 197 mm of rain in 24 hours.
What was the windiest day in Kilju?
The windiest day measured in Kilju between 1940 and 2025 was 8 November 1963, with winds reaching 34.5 km/h.
What is the warmest month in Kilju?
The warmest month in Kilju is August (20.8 °C on average); the coldest is January (-10.5 °C).
How much does it rain in Kilju?
Kilju receives on average 1,061 mm of precipitation per year, spread over about 140 rainy days.
Is it sunny in Kilju?
Kilju gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kilju?
The heaviest 24-hour snowfall measured in Kilju between 1940 and 2025 was 10 March 1995, with 32.3 cm.
Are there tropical nights in Kilju?
Yes: Kilju has on average 8 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kilju?
In Kilju, between 1940 and 2025, the highest apparent temperature reached 40.7 °C on 4 August 2018, and the lowest was -34.0 °C on 25 January 2023.
Compare Kilju with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kilju