Osby climate — normals and trends
Osby (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 6.9 °C and it receives 712 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 January (-1.8 °C). Rainfall peaks in July.
Osby averages 108 frost days, 0 hot days (≥ 30 °C) and 139 rainy days per year.
Osby has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 126 to 90 per year over the period.
The hottest day of the period reached 31.5 °C (on 21 July 2022) and the coldest -30.0 °C (on 27 January 1942).
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
OsbySkåne County
- coords
- 56.38°, 13.99°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
6.9°C
Average daily high
10.1°C
Average daily low
3.6°C
Annual rainfall
712mm
Sunshine / day
7.1h
Mean relative humidity
83%
Average peak wind
18.4km/h
Seasonal range
18.0°C
Frost days (< 0 °C)
108 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
139 d/yr
Annual snowfall
78.0 cm
Average feels-like high
7.1 °C
Average feels-like low
0.3 °C
Average peak gust
39.1 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
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.33 · 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
31.5 °C
21 July 2022
Coldest day
-30.0 °C
27 January 1942
Wettest day
52 mm
5 July 2007
Windiest day
59.4 km/h
8 January 2005
Strongest gust
125.6 km/h
8 January 2005
Hottest feels-like
34.0 °C
7 August 1975
Coldest feels-like
-35.0 °C
17 January 1940
Snowiest day
17.9 cm
18 April 1999
Sunniest day
16.7 h
24 June 2009
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 | 3.1 °C | +2.9 °C | 91 mm | +37 mm |
| Feb | 2.5 °C | +1.9 °C | 16 mm | -26 mm |
| Mar | 8.6 °C | +4.5 °C | 23 mm | -18 mm |
| Apr | 13.7 °C | +4.1 °C | 15 mm | -31 mm |
| May | 14.4 °C | -0.6 °C | 52 mm | -5 mm |
| Jun | 18.9 °C | +0.4 °C | 71 mm | +1 mm |
| Jul | 21.9 °C | +1.8 °C | 122 mm | +34 mm |
| Aug | 20.2 °C | +0.7 °C | 44 mm | -36 mm |
| Sep | 17.9 °C | +2.3 °C | 77 mm | +13 mm |
| Oct | 11.5 °C | +1.0 °C | 72 mm | +14 mm |
| Nov | 5.8 °C | +0.7 °C | 49 mm | -7 mm |
| Dec | 5.0 °C | +3.1 °C | 27 mm | -30 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 Osby?
Osby has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 6.9 °C and it receives 712 mm of precipitation per year.
What is the hottest day ever recorded in Osby?
The hottest day measured in Osby between 1940 and 2025 was 21 July 2022, reaching 31.5 °C.
What is the coldest day in Osby?
The coldest day measured in Osby between 1940 and 2025 was 27 January 1942, at -30.0 °C.
Does it snow in Osby?
Yes. Osby gets on average 78.0 cm of snow per year and has around 108 frost days.
Has the climate of Osby warmed?
Yes: Osby warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Osby?
The wettest day measured in Osby between 1940 and 2025 was 5 July 2007, with 52 mm of rain in 24 hours.
What was the windiest day in Osby?
The windiest day measured in Osby between 1940 and 2025 was 8 January 2005, with winds reaching 59.4 km/h.
What is the warmest month in Osby?
The warmest month in Osby is July (16.2 °C on average); the coldest is January (-1.8 °C).
How much does it rain in Osby?
Osby receives on average 712 mm of precipitation per year, spread over about 139 rainy days.
Is it sunny in Osby?
Osby 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 Osby?
The heaviest 24-hour snowfall measured in Osby between 1940 and 2025 was 18 April 1999, with 17.9 cm.
Are there tropical nights in Osby?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Osby.
What was the most extreme apparent temperature in Osby?
In Osby, between 1940 and 2025, the highest apparent temperature reached 34.0 °C on 7 August 1975, and the lowest was -35.0 °C on 17 January 1940.
Compare Osby with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Osby