Flogsta climate — normals and trends
Flogsta (Sweden) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 6.0 °C and it receives 574 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 (17.1 °C on average) and the coldest is January (-3.8 °C). Rainfall peaks in August.
Flogsta averages 138 frost days, 1 hot days (≥ 30 °C) and 117 rainy days per year.
Flogsta has warmed by +1.8 °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 149 to 127 per year over the period.
The hottest day of the period reached 34.7 °C (on 21 July 2022) and the coldest -30.4 °C (on 18 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
FlogstaUppsala County
- coords
- 59.85°, 17.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
6.0°C
Average daily high
9.6°C
Average daily low
2.3°C
Annual rainfall
574mm
Sunshine / day
7.4h
Mean relative humidity
80%
Average peak wind
16.6km/h
Seasonal range
20.9°C
Frost days (< 0 °C)
138 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
117 d/yr
Annual snowfall
84.3 cm
Average feels-like high
6.6 °C
Average feels-like low
-1.0 °C
Average peak gust
35.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °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
34.7 °C
21 July 2022
Coldest day
-30.4 °C
18 January 1940
Wettest day
52 mm
9 July 1945
Windiest day
45.6 km/h
2 November 1969
Strongest gust
106.2 km/h
22 February 2020
Hottest feels-like
34.6 °C
7 August 1975
Coldest feels-like
-35.3 °C
18 January 1940
Snowiest day
18.2 cm
28 April 1995
Sunniest day
18.0 h
22 June 1940
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 | 0.9 °C | +2.4 °C | 64 mm | +26 mm |
| Feb | 1.3 °C | +2.2 °C | 10 mm | -19 mm |
| Mar | 8.0 °C | +4.7 °C | 7 mm | -23 mm |
| Apr | 12.0 °C | +2.9 °C | 23 mm | -14 mm |
| May | 13.8 °C | -1.2 °C | 37 mm | -7 mm |
| Jun | 19.0 °C | -0.3 °C | 88 mm | +30 mm |
| Jul | 23.6 °C | +2.2 °C | 107 mm | +33 mm |
| Aug | 19.5 °C | -0.6 °C | 73 mm | -2 mm |
| Sep | 18.1 °C | +2.7 °C | 65 mm | +12 mm |
| Oct | 10.6 °C | +1.1 °C | 54 mm | +6 mm |
| Nov | 4.9 °C | +1.3 °C | 30 mm | -18 mm |
| Dec | 4.4 °C | +4.0 °C | 40 mm | -1 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 Flogsta?
Flogsta has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 6.0 °C and it receives 574 mm of precipitation per year.
What is the hottest day ever recorded in Flogsta?
The hottest day measured in Flogsta between 1940 and 2025 was 21 July 2022, reaching 34.7 °C.
What is the coldest day in Flogsta?
The coldest day measured in Flogsta between 1940 and 2025 was 18 January 1940, at -30.4 °C.
Does it snow in Flogsta?
Yes. Flogsta gets on average 84.3 cm of snow per year and has around 138 frost days.
Has the climate of Flogsta warmed?
Yes: Flogsta warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Flogsta?
The wettest day measured in Flogsta between 1940 and 2025 was 9 July 1945, with 52 mm of rain in 24 hours.
What was the windiest day in Flogsta?
The windiest day measured in Flogsta between 1940 and 2025 was 2 November 1969, with winds reaching 45.6 km/h.
What is the warmest month in Flogsta?
The warmest month in Flogsta is July (17.1 °C on average); the coldest is January (-3.8 °C).
How much does it rain in Flogsta?
Flogsta receives on average 574 mm of precipitation per year, spread over about 117 rainy days.
Is it sunny in Flogsta?
Flogsta gets on average 7.4 hours of sunshine per day, roughly 2,701 hours per year over 1940-2025.
What is the biggest single-day snowfall in Flogsta?
The heaviest 24-hour snowfall measured in Flogsta between 1940 and 2025 was 28 April 1995, with 18.2 cm.
Are there tropical nights in Flogsta?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Flogsta.
What was the most extreme apparent temperature in Flogsta?
In Flogsta, between 1940 and 2025, the highest apparent temperature reached 34.6 °C on 7 August 1975, and the lowest was -35.3 °C on 18 January 1940.
Compare Flogsta with another city
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Nearby cities
The climate around Flogsta