Lapinlahti climate — normals and trends
Lapinlahti (Finland) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is 2.8 °C and it receives 678 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 (16.7 °C on average) and the coldest is January (-10.0 °C). Rainfall peaks in August.
Lapinlahti averages 179 frost days, 1 hot days (≥ 30 °C) and 137 rainy days per year.
Lapinlahti has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 191 to 167 per year over the period.
The hottest day of the period reached 35.4 °C (on 29 July 2010) and the coldest -40.1 °C (on 8 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
LapinlahtiNorth Savo
- coords
- 63.37°, 27.40°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
2.8°C
Average daily high
6.1°C
Average daily low
-0.6°C
Annual rainfall
678mm
Sunshine / day
6.6h
Mean relative humidity
81%
Average peak wind
15.5km/h
Seasonal range
26.7°C
Frost days (< 0 °C)
179 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
137 d/yr
Annual snowfall
159.6 cm
Average feels-like high
2.8 °C
Average feels-like low
-4.2 °C
Average peak gust
33.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
8.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.29 · 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
35.4 °C
29 July 2010
Coldest day
-40.1 °C
8 January 1987
Wettest day
61 mm
30 June 2020
Windiest day
44.8 km/h
18 April 1976
Strongest gust
91.4 km/h
18 April 1976
Hottest feels-like
34.9 °C
29 July 2010
Coldest feels-like
-45.5 °C
8 January 1987
Snowiest day
17.2 cm
25 January 2002
Sunniest day
19.2 h
21 June 1940
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 | -3.3 °C | +4.0 °C | 48 mm | +8 mm |
| Feb | -3.1 °C | +3.6 °C | 18 mm | -15 mm |
| Mar | 3.0 °C | +4.2 °C | 44 mm | +9 mm |
| Apr | 8.2 °C | +2.9 °C | 20 mm | -20 mm |
| May | 12.7 °C | -0.5 °C | 60 mm | +10 mm |
| Jun | 17.4 °C | -1.0 °C | 99 mm | +27 mm |
| Jul | 25.4 °C | +4.7 °C | 49 mm | -35 mm |
| Aug | 19.5 °C | +1.2 °C | 51 mm | -38 mm |
| Sep | 16.6 °C | +4.3 °C | 77 mm | +7 mm |
| Oct | 7.4 °C | +2.0 °C | 65 mm | +6 mm |
| Nov | 2.8 °C | +3.3 °C | 70 mm | +13 mm |
| Dec | -0.3 °C | +4.2 °C | 78 mm | +29 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 Lapinlahti?
Lapinlahti has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is 2.8 °C and it receives 678 mm of precipitation per year.
What is the hottest day ever recorded in Lapinlahti?
The hottest day measured in Lapinlahti between 1940 and 2025 was 29 July 2010, reaching 35.4 °C.
What is the coldest day in Lapinlahti?
The coldest day measured in Lapinlahti between 1940 and 2025 was 8 January 1987, at -40.1 °C.
Does it snow in Lapinlahti?
Yes. Lapinlahti gets on average 159.6 cm of snow per year and has around 179 frost days.
Has the climate of Lapinlahti warmed?
Yes: Lapinlahti warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Lapinlahti?
The wettest day measured in Lapinlahti between 1940 and 2025 was 30 June 2020, with 61 mm of rain in 24 hours.
What was the windiest day in Lapinlahti?
The windiest day measured in Lapinlahti between 1940 and 2025 was 18 April 1976, with winds reaching 44.8 km/h.
What is the warmest month in Lapinlahti?
The warmest month in Lapinlahti is July (16.7 °C on average); the coldest is January (-10.0 °C).
How much does it rain in Lapinlahti?
Lapinlahti receives on average 678 mm of precipitation per year, spread over about 137 rainy days.
Is it sunny in Lapinlahti?
Lapinlahti gets on average 6.6 hours of sunshine per day, roughly 2,409 hours per year over 1940-2025.
What is the biggest single-day snowfall in Lapinlahti?
The heaviest 24-hour snowfall measured in Lapinlahti between 1940 and 2025 was 25 January 2002, with 17.2 cm.
Are there tropical nights in Lapinlahti?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Lapinlahti.
What was the most extreme apparent temperature in Lapinlahti?
In Lapinlahti, between 1940 and 2025, the highest apparent temperature reached 34.9 °C on 29 July 2010, and the lowest was -45.5 °C on 8 January 1987.
Compare Lapinlahti with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Lapinlahti