Kiruna climate — normals and trends
Kiruna (Sweden) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is -0.9 °C and it receives 603 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 (13.0 °C on average) and the coldest is January (-13.3 °C). Rainfall peaks in July.
Kiruna averages 226 frost days, 0 hot days (≥ 30 °C) and 123 rainy days per year.
Kiruna has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The number of frost days there went from about 242 to 210 per year over the period.
The hottest day of the period reached 29.6 °C (on 4 July 2021) and the coldest -39.3 °C (on 2 February 1966).
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
KirunaNorrbotten County
- coords
- 67.86°, 20.23°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-0.9°C
Average daily high
2.3°C
Average daily low
-4.5°C
Annual rainfall
603mm
Sunshine / day
6.8h
Mean relative humidity
79%
Average peak wind
14.3km/h
Seasonal range
26.3°C
Frost days (< 0 °C)
226 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
123 d/yr
Annual snowfall
176.7 cm
Average feels-like high
-1.5 °C
Average feels-like low
-8.4 °C
Average peak gust
30.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
7.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.44 · 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
29.6 °C
4 July 2021
Coldest day
-39.3 °C
2 February 1966
Wettest day
54 mm
14 July 2012
Windiest day
47.1 km/h
1 February 2024
Strongest gust
103.0 km/h
1 February 2024
Hottest feels-like
28.5 °C
12 July 1941
Coldest feels-like
-43.9 °C
2 February 1966
Snowiest day
19.6 cm
14 October 1983
Sunniest day
22.9 h
19 June 2020
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 | -8.1 °C | +2.2 °C | 40 mm | +12 mm |
| Feb | -2.4 °C | +7.0 °C | 24 mm | -1 mm |
| Mar | -1.1 °C | +2.9 °C | 27 mm | +2 mm |
| Apr | 1.9 °C | +0.5 °C | 31 mm | -2 mm |
| May | 7.9 °C | +0.6 °C | 36 mm | -13 mm |
| Jun | 12.9 °C | -0.7 °C | 110 mm | +38 mm |
| Jul | 21.5 °C | +4.9 °C | 62 mm | -38 mm |
| Aug | 15.1 °C | +0.7 °C | 108 mm | +25 mm |
| Sep | 12.7 °C | +3.8 °C | 54 mm | -9 mm |
| Oct | 4.2 °C | +2.6 °C | 65 mm | +16 mm |
| Nov | -5.2 °C | -0.3 °C | 34 mm | -4 mm |
| Dec | -5.5 °C | +2.6 °C | 59 mm | +23 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 Kiruna?
Kiruna has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is -0.9 °C and it receives 603 mm of precipitation per year.
What is the hottest day ever recorded in Kiruna?
The hottest day measured in Kiruna between 1940 and 2025 was 4 July 2021, reaching 29.6 °C.
What is the coldest day in Kiruna?
The coldest day measured in Kiruna between 1940 and 2025 was 2 February 1966, at -39.3 °C.
Does it snow in Kiruna?
Yes. Kiruna gets on average 176.7 cm of snow per year and has around 226 frost days.
Has the climate of Kiruna warmed?
Yes: Kiruna warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kiruna?
The wettest day measured in Kiruna between 1940 and 2025 was 14 July 2012, with 54 mm of rain in 24 hours.
What was the windiest day in Kiruna?
The windiest day measured in Kiruna between 1940 and 2025 was 1 February 2024, with winds reaching 47.1 km/h.
What is the warmest month in Kiruna?
The warmest month in Kiruna is July (13.0 °C on average); the coldest is January (-13.3 °C).
How much does it rain in Kiruna?
Kiruna receives on average 603 mm of precipitation per year, spread over about 123 rainy days.
Is it sunny in Kiruna?
Kiruna gets on average 6.8 hours of sunshine per day, roughly 2,482 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kiruna?
The heaviest 24-hour snowfall measured in Kiruna between 1940 and 2025 was 14 October 1983, with 19.6 cm.
Are there tropical nights in Kiruna?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Kiruna.
What was the most extreme apparent temperature in Kiruna?
In Kiruna, between 1940 and 2025, the highest apparent temperature reached 28.5 °C on 12 July 1941, and the lowest was -43.9 °C on 2 February 1966.
Compare Kiruna with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kiruna