Hudiksvall climate — normals and trends
Hudiksvall (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.7 °C and it receives 627 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 (16.0 °C on average) and the coldest is January (-5.2 °C). Rainfall peaks in August.
Hudiksvall averages 146 frost days, 0 hot days (≥ 30 °C) and 119 rainy days per year.
Hudiksvall has warmed by +1.8 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 157 to 135 per year over the period.
The hottest day of the period reached 30.7 °C (on 27 July 1994) and the coldest -30.4 °C (on 18 February 1985).
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
HudiksvallGävleborg County
- coords
- 61.73°, 17.11°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.7°C
Average daily high
7.6°C
Average daily low
1.8°C
Annual rainfall
627mm
Sunshine / day
7.8h
Mean relative humidity
78%
Average peak wind
19.0km/h
Seasonal range
21.2°C
Frost days (< 0 °C)
146 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
119 d/yr
Annual snowfall
136.7 cm
Average feels-like high
4.2 °C
Average feels-like low
-2.1 °C
Average peak gust
36.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.27 · 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
30.7 °C
27 July 1994
Coldest day
-30.4 °C
18 February 1985
Wettest day
46 mm
27 August 2001
Windiest day
51.6 km/h
12 December 2013
Strongest gust
108.4 km/h
13 April 1981
Hottest feels-like
30.5 °C
8 August 1975
Coldest feels-like
-35.1 °C
27 January 1985
Snowiest day
21.7 cm
1 February 2018
Sunniest day
18.2 h
29 June 1941
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 | 0.2 °C | +3.1 °C | 103 mm | +60 mm |
| Feb | 0.6 °C | +3.0 °C | 13 mm | -21 mm |
| Mar | 6.0 °C | +4.4 °C | 15 mm | -19 mm |
| Apr | 9.6 °C | +3.3 °C | 25 mm | -15 mm |
| May | 11.4 °C | -0.3 °C | 46 mm | +3 mm |
| Jun | 16.8 °C | +0.5 °C | 72 mm | +17 mm |
| Jul | 21.9 °C | +2.7 °C | 73 mm | +2 mm |
| Aug | 18.5 °C | +0.2 °C | 41 mm | -38 mm |
| Sep | 16.3 °C | +2.4 °C | 87 mm | +27 mm |
| Oct | 9.6 °C | +1.6 °C | 83 mm | +25 mm |
| Nov | 3.7 °C | +1.5 °C | 39 mm | -20 mm |
| Dec | 3.7 °C | +4.6 °C | 54 mm | +3 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 Hudiksvall?
Hudiksvall has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.7 °C and it receives 627 mm of precipitation per year.
What is the hottest day ever recorded in Hudiksvall?
The hottest day measured in Hudiksvall between 1940 and 2025 was 27 July 1994, reaching 30.7 °C.
What is the coldest day in Hudiksvall?
The coldest day measured in Hudiksvall between 1940 and 2025 was 18 February 1985, at -30.4 °C.
Does it snow in Hudiksvall?
Yes. Hudiksvall gets on average 136.7 cm of snow per year and has around 146 frost days.
Has the climate of Hudiksvall warmed?
Yes: Hudiksvall warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hudiksvall?
The wettest day measured in Hudiksvall between 1940 and 2025 was 27 August 2001, with 46 mm of rain in 24 hours.
What was the windiest day in Hudiksvall?
The windiest day measured in Hudiksvall between 1940 and 2025 was 12 December 2013, with winds reaching 51.6 km/h.
What is the warmest month in Hudiksvall?
The warmest month in Hudiksvall is July (16.0 °C on average); the coldest is January (-5.2 °C).
How much does it rain in Hudiksvall?
Hudiksvall receives on average 627 mm of precipitation per year, spread over about 119 rainy days.
Is it sunny in Hudiksvall?
Hudiksvall gets on average 7.8 hours of sunshine per day, roughly 2,847 hours per year over 1940-2025.
What is the biggest single-day snowfall in Hudiksvall?
The heaviest 24-hour snowfall measured in Hudiksvall between 1940 and 2025 was 1 February 2018, with 21.7 cm.
Are there tropical nights in Hudiksvall?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Hudiksvall.
What was the most extreme apparent temperature in Hudiksvall?
In Hudiksvall, between 1940 and 2025, the highest apparent temperature reached 30.5 °C on 8 August 1975, and the lowest was -35.1 °C on 27 January 1985.
Compare Hudiksvall with another city
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Nearby cities
The climate around Hudiksvall