Ensjø climate — normals and trends
Ensjø (Norway) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.0 °C and it receives 940 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 (-6.4 °C). Rainfall peaks in August.
Ensjø averages 148 frost days, 0 hot days (≥ 30 °C) and 133 rainy days per year.
Ensjø has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The number of frost days there went from about 169 to 127 per year over the period.
The hottest day of the period reached 33.1 °C (on 10 August 1975) and the coldest -29.0 °C (on 8 January 1982).
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
EnsjøOslo
- coords
- 59.91°, 10.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.0°C
Average daily high
8.3°C
Average daily low
1.5°C
Annual rainfall
940mm
Sunshine / day
7.5h
Mean relative humidity
79%
Average peak wind
13.7km/h
Seasonal range
22.7°C
Frost days (< 0 °C)
148 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
185.0 cm
Average feels-like high
5.5 °C
Average feels-like low
-1.5 °C
Average peak gust
31.6 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
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.43 · 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
33.1 °C
10 August 1975
Coldest day
-29.0 °C
8 January 1982
Wettest day
63 mm
31 July 1989
Windiest day
38.0 km/h
19 April 1980
Strongest gust
101.5 km/h
16 October 1987
Hottest feels-like
32.5 °C
26 July 2019
Coldest feels-like
-34.7 °C
11 January 1987
Snowiest day
23.5 cm
15 October 1976
Sunniest day
18.1 h
20 June 2017
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 | -1.2 °C | +2.8 °C | 101 mm | +37 mm |
| Feb | -0.1 °C | +2.4 °C | 34 mm | -15 mm |
| Mar | 7.6 °C | +5.1 °C | 12 mm | -39 mm |
| Apr | 13.3 °C | +5.3 °C | 32 mm | -22 mm |
| May | 16.3 °C | +1.9 °C | 41 mm | -32 mm |
| Jun | 18.6 °C | +0.1 °C | 99 mm | +10 mm |
| Jul | 23.8 °C | +3.5 °C | 132 mm | +29 mm |
| Aug | 19.6 °C | +0.7 °C | 93 mm | -18 mm |
| Sep | 16.0 °C | +1.6 °C | 170 mm | +79 mm |
| Oct | 9.7 °C | +1.3 °C | 152 mm | +58 mm |
| Nov | 4.8 °C | +2.4 °C | 80 mm | -10 mm |
| Dec | 3.2 °C | +5.0 °C | 104 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 Ensjø?
Ensjø has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.0 °C and it receives 940 mm of precipitation per year.
What is the hottest day ever recorded in Ensjø?
The hottest day measured in Ensjø between 1940 and 2025 was 10 August 1975, reaching 33.1 °C.
What is the coldest day in Ensjø?
The coldest day measured in Ensjø between 1940 and 2025 was 8 January 1982, at -29.0 °C.
Does it snow in Ensjø?
Yes. Ensjø gets on average 185.0 cm of snow per year and has around 148 frost days.
Has the climate of Ensjø warmed?
Yes: Ensjø warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ensjø?
The wettest day measured in Ensjø between 1940 and 2025 was 31 July 1989, with 63 mm of rain in 24 hours.
What was the windiest day in Ensjø?
The windiest day measured in Ensjø between 1940 and 2025 was 19 April 1980, with winds reaching 38.0 km/h.
What is the warmest month in Ensjø?
The warmest month in Ensjø is July (16.3 °C on average); the coldest is January (-6.4 °C).
How much does it rain in Ensjø?
Ensjø receives on average 940 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Ensjø?
Ensjø gets on average 7.5 hours of sunshine per day, roughly 2,738 hours per year over 1940-2025.
What is the biggest single-day snowfall in Ensjø?
The heaviest 24-hour snowfall measured in Ensjø between 1940 and 2025 was 15 October 1976, with 23.5 cm.
Are there tropical nights in Ensjø?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Ensjø.
What was the most extreme apparent temperature in Ensjø?
In Ensjø, between 1940 and 2025, the highest apparent temperature reached 32.5 °C on 26 July 2019, and the lowest was -34.7 °C on 11 January 1987.
Compare Ensjø with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ensjø