Ylivieska climate — normals and trends
Ylivieska (Finland) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is 3.1 °C and it receives 586 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 January (-9.1 °C). Rainfall peaks in August.
Ylivieska averages 180 frost days, 1 hot days (≥ 30 °C) and 125 rainy days per year.
Ylivieska 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 191 to 169 per year over the period.
The hottest day of the period reached 33.7 °C (on 29 July 2010) and the coldest -40.2 °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
YlivieskaNorth Ostrobothnia
- coords
- 64.08°, 24.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.1°C
Average daily high
6.6°C
Average daily low
-0.7°C
Annual rainfall
586mm
Sunshine / day
7.1h
Mean relative humidity
80%
Average peak wind
15.6km/h
Seasonal range
25.4°C
Frost days (< 0 °C)
180 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
125 d/yr
Annual snowfall
121.4 cm
Average feels-like high
3.2 °C
Average feels-like low
-4.4 °C
Average peak gust
34.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
8.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.26 · 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
33.7 °C
29 July 2010
Coldest day
-40.2 °C
10 January 1987
Wettest day
46 mm
16 September 2020
Windiest day
43.9 km/h
26 December 1992
Strongest gust
100.1 km/h
2 November 2020
Hottest feels-like
34.9 °C
29 July 2010
Coldest feels-like
-46.0 °C
10 January 1987
Snowiest day
18.1 cm
19 April 1977
Sunniest day
19.3 h
28 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 | -3.2 °C | +3.1 °C | 49 mm | +17 mm |
| Feb | -1.4 °C | +4.2 °C | 15 mm | -11 mm |
| Mar | 3.9 °C | +4.3 °C | 33 mm | +5 mm |
| Apr | 8.2 °C | +2.1 °C | 17 mm | -19 mm |
| May | 12.6 °C | -0.7 °C | 44 mm | -4 mm |
| Jun | 16.6 °C | -1.7 °C | 85 mm | +20 mm |
| Jul | 24.8 °C | +4.2 °C | 84 mm | +6 mm |
| Aug | 18.7 °C | +0.3 °C | 73 mm | -6 mm |
| Sep | 16.7 °C | +4.1 °C | 91 mm | +31 mm |
| Oct | 8.0 °C | +2.3 °C | 49 mm | -2 mm |
| Nov | 2.1 °C | +2.2 °C | 49 mm | +4 mm |
| Dec | 0.4 °C | +4.2 °C | 74 mm | +33 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 Ylivieska?
Ylivieska has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is 3.1 °C and it receives 586 mm of precipitation per year.
What is the hottest day ever recorded in Ylivieska?
The hottest day measured in Ylivieska between 1940 and 2025 was 29 July 2010, reaching 33.7 °C.
What is the coldest day in Ylivieska?
The coldest day measured in Ylivieska between 1940 and 2025 was 10 January 1987, at -40.2 °C.
Does it snow in Ylivieska?
Yes. Ylivieska gets on average 121.4 cm of snow per year and has around 180 frost days.
Has the climate of Ylivieska warmed?
Yes: Ylivieska warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ylivieska?
The wettest day measured in Ylivieska between 1940 and 2025 was 16 September 2020, with 46 mm of rain in 24 hours.
What was the windiest day in Ylivieska?
The windiest day measured in Ylivieska between 1940 and 2025 was 26 December 1992, with winds reaching 43.9 km/h.
What is the warmest month in Ylivieska?
The warmest month in Ylivieska is July (16.3 °C on average); the coldest is January (-9.1 °C).
How much does it rain in Ylivieska?
Ylivieska receives on average 586 mm of precipitation per year, spread over about 125 rainy days.
Is it sunny in Ylivieska?
Ylivieska 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 Ylivieska?
The heaviest 24-hour snowfall measured in Ylivieska between 1940 and 2025 was 19 April 1977, with 18.1 cm.
Are there tropical nights in Ylivieska?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Ylivieska.
What was the most extreme apparent temperature in Ylivieska?
In Ylivieska, between 1940 and 2025, the highest apparent temperature reached 34.9 °C on 29 July 2010, and the lowest was -46.0 °C on 10 January 1987.
Compare Ylivieska with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ylivieska