Hönö climate — normals and trends
Hönö (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.8 °C and it receives 883 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 (16.5 °C on average) and the coldest is February (-0.4 °C). Rainfall peaks in August.
Hönö averages 70 frost days, 0 hot days (≥ 30 °C) and 146 rainy days per year.
Hönö has warmed by +1.9 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 90 to 50 per year over the period.
The hottest day of the period reached 28.8 °C (on 31 July 2018) and the coldest -21.5 °C (on 28 January 1942).
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
HönöVästra Götaland County
- coords
- 57.69°, 11.65°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.8°C
Average daily high
9.7°C
Average daily low
5.9°C
Annual rainfall
883mm
Sunshine / day
8.0h
Mean relative humidity
81%
Average peak wind
25.3km/h
Seasonal range
16.9°C
Frost days (< 0 °C)
70 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
146 d/yr
Annual snowfall
61.5 cm
Average feels-like high
6.4 °C
Average feels-like low
1.8 °C
Average peak gust
41.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.33 · 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
28.8 °C
31 July 2018
Coldest day
-21.5 °C
28 January 1942
Wettest day
50 mm
17 July 1958
Windiest day
78.0 km/h
22 September 1969
Strongest gust
139.3 km/h
8 January 2005
Hottest feels-like
30.2 °C
13 July 1941
Coldest feels-like
-29.2 °C
10 January 1987
Snowiest day
16.1 cm
4 April 1998
Sunniest day
17.2 h
25 June 2024
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 | 4.2 °C | +2.8 °C | 104 mm | +36 mm |
| Feb | 2.6 °C | +1.4 °C | 42 mm | -8 mm |
| Mar | 6.9 °C | +3.1 °C | 32 mm | -16 mm |
| Apr | 11.1 °C | +3.1 °C | 31 mm | -19 mm |
| May | 13.1 °C | 0.0 °C | 51 mm | -6 mm |
| Jun | 16.4 °C | -0.2 °C | 83 mm | +10 mm |
| Jul | 21.1 °C | +2.5 °C | 92 mm | +5 mm |
| Aug | 18.7 °C | +0.3 °C | 51 mm | -49 mm |
| Sep | 17.1 °C | +1.9 °C | 131 mm | +36 mm |
| Oct | 11.9 °C | +1.1 °C | 100 mm | +4 mm |
| Nov | 7.2 °C | +0.9 °C | 87 mm | +3 mm |
| Dec | 6.3 °C | +3.0 °C | 91 mm | +16 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 Hönö?
Hönö has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.8 °C and it receives 883 mm of precipitation per year.
What is the hottest day ever recorded in Hönö?
The hottest day measured in Hönö between 1940 and 2025 was 31 July 2018, reaching 28.8 °C.
What is the coldest day in Hönö?
The coldest day measured in Hönö between 1940 and 2025 was 28 January 1942, at -21.5 °C.
Does it snow in Hönö?
Yes. Hönö gets on average 61.5 cm of snow per year and has around 70 frost days.
Has the climate of Hönö warmed?
Yes: Hönö warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hönö?
The wettest day measured in Hönö between 1940 and 2025 was 17 July 1958, with 50 mm of rain in 24 hours.
What was the windiest day in Hönö?
The windiest day measured in Hönö between 1940 and 2025 was 22 September 1969, with winds reaching 78.0 km/h.
What is the warmest month in Hönö?
The warmest month in Hönö is July (16.5 °C on average); the coldest is February (-0.4 °C).
How much does it rain in Hönö?
Hönö receives on average 883 mm of precipitation per year, spread over about 146 rainy days.
Is it sunny in Hönö?
Hönö 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 Hönö?
The heaviest 24-hour snowfall measured in Hönö between 1940 and 2025 was 4 April 1998, with 16.1 cm.
Are there tropical nights in Hönö?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Hönö.
What was the most extreme apparent temperature in Hönö?
In Hönö, between 1940 and 2025, the highest apparent temperature reached 30.2 °C on 13 July 1941, and the lowest was -29.2 °C on 10 January 1987.
Compare Hönö with another city
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Nearby cities
The climate around Hönö