Sandviken climate — normals and trends
Sandviken (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.5 °C and it receives 601 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 (16.9 °C on average) and the coldest is January (-4.6 °C). Rainfall peaks in August.
Sandviken averages 143 frost days, 1 hot days (≥ 30 °C) and 118 rainy days per year.
Sandviken 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 153 to 133 per year over the period.
The hottest day of the period reached 34.3 °C (on 8 August 1975) and the coldest -31.3 °C (on 18 February 1970).
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
SandvikenGävleborg County
- coords
- 60.62°, 16.77°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.5°C
Average daily high
9.0°C
Average daily low
2.0°C
Annual rainfall
601mm
Sunshine / day
7.5h
Mean relative humidity
79%
Average peak wind
16.1km/h
Seasonal range
21.5°C
Frost days (< 0 °C)
143 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
118 d/yr
Annual snowfall
111.9 cm
Average feels-like high
5.9 °C
Average feels-like low
-1.4 °C
Average peak gust
35.2 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.2 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
34.3 °C
8 August 1975
Coldest day
-31.3 °C
18 February 1970
Wettest day
60 mm
20 August 2022
Windiest day
47.5 km/h
3 January 1954
Strongest gust
106.6 km/h
3 January 1954
Hottest feels-like
34.8 °C
6 August 1975
Coldest feels-like
-36.4 °C
18 February 1970
Snowiest day
17.8 cm
31 October 2006
Sunniest day
18.0 h
24 June 2023
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 0.2 °C | +2.6 °C | 73 mm | +33 mm |
| Feb | 0.9 °C | +2.5 °C | 11 mm | -19 mm |
| Mar | 7.8 °C | +5.1 °C | 5 mm | -25 mm |
| Apr | 12.0 °C | +3.6 °C | 39 mm | -1 mm |
| May | 13.8 °C | -1.0 °C | 43 mm | -4 mm |
| Jun | 18.6 °C | -0.6 °C | 114 mm | +52 mm |
| Jul | 23.0 °C | +1.9 °C | 166 mm | +92 mm |
| Aug | 19.3 °C | -0.4 °C | 68 mm | -9 mm |
| Sep | 17.7 °C | +2.8 °C | 70 mm | +15 mm |
| Oct | 10.2 °C | +1.3 °C | 68 mm | +16 mm |
| Nov | 4.5 °C | +1.7 °C | 38 mm | -13 mm |
| Dec | 4.2 °C | +4.8 °C | 40 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 Sandviken?
Sandviken has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.5 °C and it receives 601 mm of precipitation per year.
What is the hottest day ever recorded in Sandviken?
The hottest day measured in Sandviken between 1940 and 2025 was 8 August 1975, reaching 34.3 °C.
What is the coldest day in Sandviken?
The coldest day measured in Sandviken between 1940 and 2025 was 18 February 1970, at -31.3 °C.
Does it snow in Sandviken?
Yes. Sandviken gets on average 111.9 cm of snow per year and has around 143 frost days.
Has the climate of Sandviken warmed?
Yes: Sandviken warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sandviken?
The wettest day measured in Sandviken between 1940 and 2025 was 20 August 2022, with 60 mm of rain in 24 hours.
What was the windiest day in Sandviken?
The windiest day measured in Sandviken between 1940 and 2025 was 3 January 1954, with winds reaching 47.5 km/h.
What is the warmest month in Sandviken?
The warmest month in Sandviken is July (16.9 °C on average); the coldest is January (-4.6 °C).
How much does it rain in Sandviken?
Sandviken receives on average 601 mm of precipitation per year, spread over about 118 rainy days.
Is it sunny in Sandviken?
Sandviken gets on average 7.5 hours of sunshine per day, roughly 2,738 hours per year over 1940-2025.
What is the biggest single-day snowfall in Sandviken?
The heaviest 24-hour snowfall measured in Sandviken between 1940 and 2025 was 31 October 2006, with 17.8 cm.
Are there tropical nights in Sandviken?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Sandviken.
What was the most extreme apparent temperature in Sandviken?
In Sandviken, between 1940 and 2025, the highest apparent temperature reached 34.8 °C on 6 August 1975, and the lowest was -36.4 °C on 18 February 1970.
Compare Sandviken with another city
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Nearby cities
The climate around Sandviken