Gustavsberg climate — normals and trends
Gustavsberg (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 6.6 °C and it receives 600 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 (16.3 °C on average) and the coldest is February (-1.7 °C). Rainfall peaks in August.
Gustavsberg averages 85 frost days, 0 hot days (≥ 30 °C) and 122 rainy days per year.
Gustavsberg has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 107 to 63 per year over the period.
The hottest day of the period reached 26.2 °C (on 7 August 1975) and the coldest -21.1 °C (on 10 January 1987).
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
GustavsbergStockholm County
- coords
- 59.33°, 18.39°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
6.6°C
Average daily high
7.9°C
Average daily low
5.3°C
Annual rainfall
600mm
Sunshine / day
8.0h
Mean relative humidity
82%
Average peak wind
28.0km/h
Seasonal range
18.0°C
Frost days (< 0 °C)
85 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
122 d/yr
Annual snowfall
85.3 cm
Average feels-like high
4.1 °C
Average feels-like low
0.7 °C
Average peak gust
39.2 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.35 · 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
26.2 °C
7 August 1975
Coldest day
-21.1 °C
10 January 1987
Wettest day
63 mm
28 July 1992
Windiest day
72.0 km/h
13 January 1984
Strongest gust
106.9 km/h
13 January 1984
Hottest feels-like
28.4 °C
7 August 1975
Coldest feels-like
-30.3 °C
10 January 1987
Snowiest day
18.0 cm
6 December 1985
Sunniest day
17.8 h
25 June 2024
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 | 2.2 °C | +1.8 °C | 70 mm | +21 mm |
| Feb | 0.9 °C | +1.3 °C | 8 mm | -28 mm |
| Mar | 4.6 °C | +3.1 °C | 9 mm | -23 mm |
| Apr | 7.4 °C | +2.6 °C | 16 mm | -19 mm |
| May | 9.6 °C | +0.8 °C | 28 mm | -7 mm |
| Jun | 14.9 °C | +1.0 °C | 60 mm | +13 mm |
| Jul | 18.9 °C | +1.4 °C | 91 mm | +35 mm |
| Aug | 17.5 °C | 0.0 °C | 57 mm | -8 mm |
| Sep | 16.1 °C | +2.0 °C | 71 mm | +12 mm |
| Oct | 10.7 °C | +1.7 °C | 68 mm | +6 mm |
| Nov | 6.3 °C | +1.3 °C | 45 mm | -21 mm |
| Dec | 5.3 °C | +3.0 °C | 55 mm | -4 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 Gustavsberg?
Gustavsberg has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 6.6 °C and it receives 600 mm of precipitation per year.
What is the hottest day ever recorded in Gustavsberg?
The hottest day measured in Gustavsberg between 1940 and 2025 was 7 August 1975, reaching 26.2 °C.
What is the coldest day in Gustavsberg?
The coldest day measured in Gustavsberg between 1940 and 2025 was 10 January 1987, at -21.1 °C.
Does it snow in Gustavsberg?
Yes. Gustavsberg gets on average 85.3 cm of snow per year and has around 85 frost days.
Has the climate of Gustavsberg warmed?
Yes: Gustavsberg warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gustavsberg?
The wettest day measured in Gustavsberg between 1940 and 2025 was 28 July 1992, with 63 mm of rain in 24 hours.
What was the windiest day in Gustavsberg?
The windiest day measured in Gustavsberg between 1940 and 2025 was 13 January 1984, with winds reaching 72.0 km/h.
What is the warmest month in Gustavsberg?
The warmest month in Gustavsberg is July (16.3 °C on average); the coldest is February (-1.7 °C).
How much does it rain in Gustavsberg?
Gustavsberg receives on average 600 mm of precipitation per year, spread over about 122 rainy days.
Is it sunny in Gustavsberg?
Gustavsberg gets on average 8.0 hours of sunshine per day, roughly 2,920 hours per year over 1940-2025.
What is the biggest single-day snowfall in Gustavsberg?
The heaviest 24-hour snowfall measured in Gustavsberg between 1940 and 2025 was 6 December 1985, with 18.0 cm.
Are there tropical nights in Gustavsberg?
Yes: Gustavsberg has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Gustavsberg?
In Gustavsberg, between 1940 and 2025, the highest apparent temperature reached 28.4 °C on 7 August 1975, and the lowest was -30.3 °C on 10 January 1987.
Compare Gustavsberg with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Gustavsberg