Bad Segeberg climate — normals and trends
Bad Segeberg (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.6 °C and it receives 728 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 (17.0 °C on average) and the coldest is January (0.4 °C). Rainfall peaks in August.
Bad Segeberg averages 71 frost days, 2 hot days (≥ 30 °C) and 143 rainy days per year.
Bad Segeberg has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The number of frost days there went from about 90 to 52 per year over the period.
The hottest day of the period reached 36.2 °C (on 20 July 2022) and the coldest -23.6 °C (on 26 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
Bad SegebergSchleswig-Holstein
- coords
- 53.94°, 10.31°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.6°C
Average daily high
11.9°C
Average daily low
5.5°C
Annual rainfall
728mm
Sunshine / day
7.5h
Mean relative humidity
82%
Average peak wind
19.1km/h
Seasonal range
16.6°C
Frost days (< 0 °C)
71 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
143 d/yr
Annual snowfall
39.9 cm
Average feels-like high
9.1 °C
Average feels-like low
2.3 °C
Average peak gust
38.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.42 · 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
36.2 °C
20 July 2022
Coldest day
-23.6 °C
26 January 1942
Wettest day
110 mm
27 August 1946
Windiest day
57.1 km/h
14 January 1993
Strongest gust
121.3 km/h
14 January 1993
Hottest feels-like
37.0 °C
4 July 2015
Coldest feels-like
-29.3 °C
27 January 1942
Snowiest day
16.9 cm
19 March 2001
Sunniest day
16.5 h
2 July 2015
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 | 4.1 °C | +1.8 °C | 60 mm | +3 mm |
| Feb | 4.5 °C | +1.3 °C | 15 mm | -32 mm |
| Mar | 11.0 °C | +4.2 °C | 15 mm | -37 mm |
| Apr | 14.9 °C | +3.4 °C | 36 mm | -17 mm |
| May | 17.7 °C | +1.6 °C | 56 mm | -9 mm |
| Jun | 21.3 °C | +2.0 °C | 90 mm | +20 mm |
| Jul | 22.4 °C | +1.3 °C | 154 mm | +75 mm |
| Aug | 22.6 °C | +1.6 °C | 34 mm | -45 mm |
| Sep | 19.6 °C | +2.1 °C | 56 mm | -3 mm |
| Oct | 13.2 °C | +0.6 °C | 98 mm | +42 mm |
| Nov | 8.2 °C | +1.2 °C | 62 mm | +5 mm |
| Dec | 6.4 °C | +2.6 °C | 32 mm | -27 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 Bad Segeberg?
Bad Segeberg has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 8.6 °C and it receives 728 mm of precipitation per year.
What is the hottest day ever recorded in Bad Segeberg?
The hottest day measured in Bad Segeberg between 1940 and 2025 was 20 July 2022, reaching 36.2 °C.
What is the coldest day in Bad Segeberg?
The coldest day measured in Bad Segeberg between 1940 and 2025 was 26 January 1942, at -23.6 °C.
Does it snow in Bad Segeberg?
Yes. Bad Segeberg gets on average 39.9 cm of snow per year and has around 71 frost days.
Has the climate of Bad Segeberg warmed?
Yes: Bad Segeberg warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bad Segeberg?
The wettest day measured in Bad Segeberg between 1940 and 2025 was 27 August 1946, with 110 mm of rain in 24 hours.
What was the windiest day in Bad Segeberg?
The windiest day measured in Bad Segeberg between 1940 and 2025 was 14 January 1993, with winds reaching 57.1 km/h.
What is the warmest month in Bad Segeberg?
The warmest month in Bad Segeberg is July (17.0 °C on average); the coldest is January (0.4 °C).
How much does it rain in Bad Segeberg?
Bad Segeberg receives on average 728 mm of precipitation per year, spread over about 143 rainy days.
Is it sunny in Bad Segeberg?
Bad Segeberg 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 Bad Segeberg?
The heaviest 24-hour snowfall measured in Bad Segeberg between 1940 and 2025 was 19 March 2001, with 16.9 cm.
Are there tropical nights in Bad Segeberg?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Bad Segeberg.
What was the most extreme apparent temperature in Bad Segeberg?
In Bad Segeberg, between 1940 and 2025, the highest apparent temperature reached 37.0 °C on 4 July 2015, and the lowest was -29.3 °C on 27 January 1942.
Compare Bad Segeberg with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bad Segeberg