Huittinen climate — normals and trends
Huittinen (Finland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.6 °C and it receives 664 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 (16.8 °C on average) and the coldest is February (-6.6 °C). Rainfall peaks in July.
Huittinen averages 158 frost days, 1 hot days (≥ 30 °C) and 129 rainy days per year.
Huittinen has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 176 to 140 per year over the period.
The hottest day of the period reached 32.6 °C (on 13 July 2010) and the coldest -37.8 °C (on 3 February 1966).
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
HuittinenSatakunta
- coords
- 61.18°, 22.70°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.6°C
Average daily high
8.1°C
Average daily low
0.9°C
Annual rainfall
664mm
Sunshine / day
7.1h
Mean relative humidity
81%
Average peak wind
15.4km/h
Seasonal range
23.4°C
Frost days (< 0 °C)
158 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
129 d/yr
Annual snowfall
115.1 cm
Average feels-like high
5.0 °C
Average feels-like low
-2.4 °C
Average peak gust
34.7 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
+2.4 °C
since 1940
+0.3 °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
32.6 °C
13 July 2010
Coldest day
-37.8 °C
3 February 1966
Wettest day
53 mm
6 August 1967
Windiest day
40.8 km/h
26 December 2011
Strongest gust
95.8 km/h
29 March 1989
Hottest feels-like
33.2 °C
29 July 1994
Coldest feels-like
-42.8 °C
3 February 1966
Snowiest day
17.5 cm
18 December 1966
Sunniest day
18.8 h
23 June 2010
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 | 0.5 °C | +4.5 °C | 54 mm | +13 mm |
| Feb | -0.1 °C | +3.6 °C | 14 mm | -18 mm |
| Mar | 6.0 °C | +4.9 °C | 21 mm | -13 mm |
| Apr | 9.9 °C | +2.3 °C | 50 mm | +9 mm |
| May | 13.2 °C | -1.3 °C | 47 mm | -2 mm |
| Jun | 17.8 °C | -1.3 °C | 76 mm | +7 mm |
| Jul | 24.8 °C | +3.7 °C | 96 mm | +5 mm |
| Aug | 18.8 °C | -0.6 °C | 96 mm | +6 mm |
| Sep | 17.2 °C | +3.2 °C | 82 mm | +19 mm |
| Oct | 9.1 °C | +1.5 °C | 58 mm | +4 mm |
| Nov | 4.9 °C | +3.1 °C | 53 mm | +1 mm |
| Dec | 3.5 °C | +5.2 °C | 61 mm | +13 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 Huittinen?
Huittinen has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.6 °C and it receives 664 mm of precipitation per year.
What is the hottest day ever recorded in Huittinen?
The hottest day measured in Huittinen between 1940 and 2025 was 13 July 2010, reaching 32.6 °C.
What is the coldest day in Huittinen?
The coldest day measured in Huittinen between 1940 and 2025 was 3 February 1966, at -37.8 °C.
Does it snow in Huittinen?
Yes. Huittinen gets on average 115.1 cm of snow per year and has around 158 frost days.
Has the climate of Huittinen warmed?
Yes: Huittinen warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Huittinen?
The wettest day measured in Huittinen between 1940 and 2025 was 6 August 1967, with 53 mm of rain in 24 hours.
What was the windiest day in Huittinen?
The windiest day measured in Huittinen between 1940 and 2025 was 26 December 2011, with winds reaching 40.8 km/h.
What is the warmest month in Huittinen?
The warmest month in Huittinen is July (16.8 °C on average); the coldest is February (-6.6 °C).
How much does it rain in Huittinen?
Huittinen receives on average 664 mm of precipitation per year, spread over about 129 rainy days.
Is it sunny in Huittinen?
Huittinen gets on average 7.1 hours of sunshine per day, roughly 2,592 hours per year over 1940-2025.
What is the biggest single-day snowfall in Huittinen?
The heaviest 24-hour snowfall measured in Huittinen between 1940 and 2025 was 18 December 1966, with 17.5 cm.
Are there tropical nights in Huittinen?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Huittinen.
What was the most extreme apparent temperature in Huittinen?
In Huittinen, between 1940 and 2025, the highest apparent temperature reached 33.2 °C on 29 July 1994, and the lowest was -42.8 °C on 3 February 1966.
Compare Huittinen with another city
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Nearby cities
The climate around Huittinen