Borlänge climate — normals and trends
Borlänge (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.9 °C and it receives 630 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 (16.4 °C on average) and the coldest is January (-5.7 °C). Rainfall peaks in July.
Borlänge averages 155 frost days, 1 hot days (≥ 30 °C) and 121 rainy days per year.
Borlänge has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 162 to 148 per year over the period.
The hottest day of the period reached 33.9 °C (on 7 August 1975) and the coldest -33.2 °C (on 1 January 1979).
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
BorlängeDalarna County
- coords
- 60.49°, 15.44°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.9°C
Average daily high
8.5°C
Average daily low
1.2°C
Annual rainfall
630mm
Sunshine / day
7.3h
Mean relative humidity
78%
Average peak wind
15.2km/h
Seasonal range
22.1°C
Frost days (< 0 °C)
155 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
121 d/yr
Annual snowfall
120.3 cm
Average feels-like high
5.4 °C
Average feels-like low
-2.3 °C
Average peak gust
33.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.23 · 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
33.9 °C
7 August 1975
Coldest day
-33.2 °C
1 January 1979
Wettest day
55 mm
10 August 1951
Windiest day
44.4 km/h
30 December 1988
Strongest gust
98.3 km/h
30 December 1988
Hottest feels-like
35.0 °C
7 August 1975
Coldest feels-like
-39.0 °C
1 January 1979
Snowiest day
18.0 cm
31 October 2006
Sunniest day
18.0 h
21 June 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 | -0.6 °C | +2.6 °C | 74 mm | +35 mm |
| Feb | 0.3 °C | +2.5 °C | 14 mm | -16 mm |
| Mar | 7.4 °C | +4.9 °C | 4 mm | -26 mm |
| Apr | 12.1 °C | +3.9 °C | 40 mm | +0 mm |
| May | 14.0 °C | -0.7 °C | 48 mm | -5 mm |
| Jun | 18.3 °C | -0.6 °C | 106 mm | +37 mm |
| Jul | 23.0 °C | +2.3 °C | 177 mm | +97 mm |
| Aug | 18.6 °C | -0.6 °C | 73 mm | -8 mm |
| Sep | 16.6 °C | +2.2 °C | 90 mm | +32 mm |
| Oct | 9.4 °C | +1.2 °C | 66 mm | +13 mm |
| Nov | 3.9 °C | +1.9 °C | 45 mm | -8 mm |
| Dec | 3.4 °C | +4.8 °C | 42 mm | -2 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 Borlänge?
Borlänge has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.9 °C and it receives 630 mm of precipitation per year.
What is the hottest day ever recorded in Borlänge?
The hottest day measured in Borlänge between 1940 and 2025 was 7 August 1975, reaching 33.9 °C.
What is the coldest day in Borlänge?
The coldest day measured in Borlänge between 1940 and 2025 was 1 January 1979, at -33.2 °C.
Does it snow in Borlänge?
Yes. Borlänge gets on average 120.3 cm of snow per year and has around 155 frost days.
Has the climate of Borlänge warmed?
Yes: Borlänge warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Borlänge?
The wettest day measured in Borlänge between 1940 and 2025 was 10 August 1951, with 55 mm of rain in 24 hours.
What was the windiest day in Borlänge?
The windiest day measured in Borlänge between 1940 and 2025 was 30 December 1988, with winds reaching 44.4 km/h.
What is the warmest month in Borlänge?
The warmest month in Borlänge is July (16.4 °C on average); the coldest is January (-5.7 °C).
How much does it rain in Borlänge?
Borlänge receives on average 630 mm of precipitation per year, spread over about 121 rainy days.
Is it sunny in Borlänge?
Borlänge gets on average 7.3 hours of sunshine per day, roughly 2,665 hours per year over 1940-2025.
What is the biggest single-day snowfall in Borlänge?
The heaviest 24-hour snowfall measured in Borlänge between 1940 and 2025 was 31 October 2006, with 18.0 cm.
Are there tropical nights in Borlänge?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Borlänge.
What was the most extreme apparent temperature in Borlänge?
In Borlänge, between 1940 and 2025, the highest apparent temperature reached 35.0 °C on 7 August 1975, and the lowest was -39.0 °C on 1 January 1979.
Compare Borlänge with another city
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Nearby cities
The climate around Borlänge