Kirn climate — normals and trends
Kirn (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.9 °C and it receives 696 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 July (17.7 °C on average) and the coldest is January (0.3 °C). Rainfall peaks in May.
Kirn averages 73 frost days, 3 hot days (≥ 30 °C) and 138 rainy days per year.
Kirn has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 89 to 57 per year over the period.
The hottest day of the period reached 36.8 °C (on 2 July 2025) and the coldest -23.4 °C (on 23 January 1940).
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
KirnRhineland-Palatinate
- coords
- 49.79°, 7.46°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.9°C
Average daily high
12.3°C
Average daily low
5.6°C
Annual rainfall
696mm
Sunshine / day
7.7h
Mean relative humidity
79%
Average peak wind
16.6km/h
Seasonal range
17.4°C
Frost days (< 0 °C)
73 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
138 d/yr
Annual snowfall
44.4 cm
Average feels-like high
9.8 °C
Average feels-like low
2.8 °C
Average peak gust
37.4 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.41 · 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
36.8 °C
2 July 2025
Coldest day
-23.4 °C
23 January 1940
Wettest day
61 mm
30 June 2024
Windiest day
50.7 km/h
1 March 1990
Strongest gust
129.6 km/h
24 November 1984
Hottest feels-like
39.0 °C
6 July 1957
Coldest feels-like
-28.5 °C
2 January 1979
Snowiest day
22.3 cm
27 April 1981
Sunniest day
15.1 h
28 June 1995
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 | 4.5 °C | +2.3 °C | 103 mm | +47 mm |
| Feb | 4.8 °C | +0.9 °C | 33 mm | -17 mm |
| Mar | 12.1 °C | +3.9 °C | 19 mm | -36 mm |
| Apr | 15.6 °C | +3.1 °C | 32 mm | -23 mm |
| May | 19.5 °C | +2.8 °C | 36 mm | -34 mm |
| Jun | 24.9 °C | +4.9 °C | 36 mm | -28 mm |
| Jul | 24.5 °C | +2.4 °C | 78 mm | +19 mm |
| Aug | 25.7 °C | +3.9 °C | 30 mm | -30 mm |
| Sep | 18.3 °C | +0.3 °C | 140 mm | +85 mm |
| Oct | 12.8 °C | +0.2 °C | 67 mm | +14 mm |
| Nov | 8.4 °C | +1.8 °C | 44 mm | -15 mm |
| Dec | 5.9 °C | +2.6 °C | 18 mm | -43 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 Kirn?
Kirn has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 8.9 °C and it receives 696 mm of precipitation per year.
What is the hottest day ever recorded in Kirn?
The hottest day measured in Kirn between 1940 and 2025 was 2 July 2025, reaching 36.8 °C.
What is the coldest day in Kirn?
The coldest day measured in Kirn between 1940 and 2025 was 23 January 1940, at -23.4 °C.
Does it snow in Kirn?
Yes. Kirn gets on average 44.4 cm of snow per year and has around 73 frost days.
Has the climate of Kirn warmed?
Yes: Kirn warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kirn?
The wettest day measured in Kirn between 1940 and 2025 was 30 June 2024, with 61 mm of rain in 24 hours.
What was the windiest day in Kirn?
The windiest day measured in Kirn between 1940 and 2025 was 1 March 1990, with winds reaching 50.7 km/h.
What is the warmest month in Kirn?
The warmest month in Kirn is July (17.7 °C on average); the coldest is January (0.3 °C).
How much does it rain in Kirn?
Kirn receives on average 696 mm of precipitation per year, spread over about 138 rainy days.
Is it sunny in Kirn?
Kirn gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kirn?
The heaviest 24-hour snowfall measured in Kirn between 1940 and 2025 was 27 April 1981, with 22.3 cm.
Are there tropical nights in Kirn?
Yes: Kirn has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kirn?
In Kirn, between 1940 and 2025, the highest apparent temperature reached 39.0 °C on 6 July 1957, and the lowest was -28.5 °C on 2 January 1979.
Compare Kirn with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kirn