Mullsjö climate — normals and trends
Mullsjö (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 6.2 °C and it receives 684 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 (16.2 °C on average) and the coldest is February (-3.1 °C). Rainfall peaks in July.
Mullsjö averages 124 frost days, 1 hot days (≥ 30 °C) and 133 rainy days per year.
Mullsjö has warmed by +1.7 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 135 to 113 per year over the period.
The hottest day of the period reached 35.2 °C (on 21 July 2022) and the coldest -30.1 °C (on 17 January 1940).
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
MullsjöJönköping
- coords
- 57.92°, 13.88°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
6.2°C
Average daily high
9.5°C
Average daily low
2.7°C
Annual rainfall
684mm
Sunshine / day
7.2h
Mean relative humidity
82%
Average peak wind
17.0km/h
Seasonal range
19.3°C
Frost days (< 0 °C)
124 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
97.1 cm
Average feels-like high
6.5 °C
Average feels-like low
-0.6 °C
Average peak gust
37.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.25 · 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
35.2 °C
21 July 2022
Coldest day
-30.1 °C
17 January 1940
Wettest day
55 mm
25 June 2012
Windiest day
46.9 km/h
22 September 1969
Strongest gust
115.2 km/h
14 January 2007
Hottest feels-like
35.4 °C
21 July 2022
Coldest feels-like
-35.4 °C
17 January 1940
Snowiest day
22.5 cm
4 April 1998
Sunniest day
17.6 h
19 June 2025
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 | 2.0 °C | +2.9 °C | 85 mm | +40 mm |
| Feb | 1.6 °C | +2.1 °C | 15 mm | -21 mm |
| Mar | 7.9 °C | +4.4 °C | 13 mm | -22 mm |
| Apr | 13.3 °C | +4.2 °C | 22 mm | -23 mm |
| May | 14.7 °C | -0.3 °C | 46 mm | -13 mm |
| Jun | 19.3 °C | +0.5 °C | 59 mm | -14 mm |
| Jul | 22.9 °C | +2.5 °C | 79 mm | -7 mm |
| Aug | 20.0 °C | +0.7 °C | 54 mm | -28 mm |
| Sep | 17.4 °C | +2.5 °C | 61 mm | -4 mm |
| Oct | 10.6 °C | +1.0 °C | 68 mm | +11 mm |
| Nov | 5.1 °C | +1.0 °C | 38 mm | -16 mm |
| Dec | 4.3 °C | +3.3 °C | 35 mm | -14 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 Mullsjö?
Mullsjö has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 6.2 °C and it receives 684 mm of precipitation per year.
What is the hottest day ever recorded in Mullsjö?
The hottest day measured in Mullsjö between 1940 and 2025 was 21 July 2022, reaching 35.2 °C.
What is the coldest day in Mullsjö?
The coldest day measured in Mullsjö between 1940 and 2025 was 17 January 1940, at -30.1 °C.
Does it snow in Mullsjö?
Yes. Mullsjö gets on average 97.1 cm of snow per year and has around 124 frost days.
Has the climate of Mullsjö warmed?
Yes: Mullsjö warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mullsjö?
The wettest day measured in Mullsjö between 1940 and 2025 was 25 June 2012, with 55 mm of rain in 24 hours.
What was the windiest day in Mullsjö?
The windiest day measured in Mullsjö between 1940 and 2025 was 22 September 1969, with winds reaching 46.9 km/h.
What is the warmest month in Mullsjö?
The warmest month in Mullsjö is July (16.2 °C on average); the coldest is February (-3.1 °C).
How much does it rain in Mullsjö?
Mullsjö receives on average 684 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Mullsjö?
Mullsjö gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.
What is the biggest single-day snowfall in Mullsjö?
The heaviest 24-hour snowfall measured in Mullsjö between 1940 and 2025 was 4 April 1998, with 22.5 cm.
Are there tropical nights in Mullsjö?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Mullsjö.
What was the most extreme apparent temperature in Mullsjö?
In Mullsjö, between 1940 and 2025, the highest apparent temperature reached 35.4 °C on 21 July 2022, and the lowest was -35.4 °C on 17 January 1940.
Compare Mullsjö with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mullsjö