Bad Sachsa climate — normals and trends
Bad Sachsa (Germany) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.9 °C and it receives 741 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 (16.8 °C on average) and the coldest is January (-1.1 °C). Rainfall peaks in June.
Bad Sachsa averages 90 frost days, 2 hot days (≥ 30 °C) and 148 rainy days per year.
Bad Sachsa 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 106 to 74 per year over the period.
The hottest day of the period reached 36.9 °C (on 20 July 2022) and the coldest -28.7 °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
Bad SachsaLower Saxony
- coords
- 51.59°, 10.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.9°C
Average daily high
11.3°C
Average daily low
4.5°C
Annual rainfall
741mm
Sunshine / day
7.2h
Mean relative humidity
80%
Average peak wind
17.2km/h
Seasonal range
17.9°C
Frost days (< 0 °C)
90 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
148 d/yr
Annual snowfall
68.3 cm
Average feels-like high
8.6 °C
Average feels-like low
1.5 °C
Average peak gust
37.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.40 · 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
36.9 °C
20 July 2022
Coldest day
-28.7 °C
27 January 1942
Wettest day
50 mm
17 July 2002
Windiest day
53.3 km/h
13 November 1972
Strongest gust
125.6 km/h
24 November 1984
Hottest feels-like
39.1 °C
21 August 1943
Coldest feels-like
-34.4 °C
27 January 1942
Snowiest day
17.4 cm
2 March 1987
Sunniest day
15.7 h
21 June 2025
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 | 3.6 °C | +2.6 °C | 105 mm | +43 mm |
| Feb | 3.5 °C | +1.2 °C | 24 mm | -31 mm |
| Mar | 11.2 °C | +4.7 °C | 12 mm | -45 mm |
| Apr | 15.5 °C | +4.0 °C | 37 mm | -18 mm |
| May | 18.3 °C | +2.3 °C | 49 mm | -16 mm |
| Jun | 23.6 °C | +4.4 °C | 53 mm | -18 mm |
| Jul | 23.4 °C | +2.3 °C | 76 mm | +5 mm |
| Aug | 24.5 °C | +3.5 °C | 49 mm | -18 mm |
| Sep | 19.3 °C | +2.0 °C | 55 mm | +1 mm |
| Oct | 12.0 °C | +0.1 °C | 77 mm | +23 mm |
| Nov | 7.1 °C | +1.3 °C | 36 mm | -27 mm |
| Dec | 5.0 °C | +2.6 °C | 26 mm | -44 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 Sachsa?
Bad Sachsa has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.9 °C and it receives 741 mm of precipitation per year.
What is the hottest day ever recorded in Bad Sachsa?
The hottest day measured in Bad Sachsa between 1940 and 2025 was 20 July 2022, reaching 36.9 °C.
What is the coldest day in Bad Sachsa?
The coldest day measured in Bad Sachsa between 1940 and 2025 was 27 January 1942, at -28.7 °C.
Does it snow in Bad Sachsa?
Yes. Bad Sachsa gets on average 68.3 cm of snow per year and has around 90 frost days.
Has the climate of Bad Sachsa warmed?
Yes: Bad Sachsa warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bad Sachsa?
The wettest day measured in Bad Sachsa between 1940 and 2025 was 17 July 2002, with 50 mm of rain in 24 hours.
What was the windiest day in Bad Sachsa?
The windiest day measured in Bad Sachsa between 1940 and 2025 was 13 November 1972, with winds reaching 53.3 km/h.
What is the warmest month in Bad Sachsa?
The warmest month in Bad Sachsa is July (16.8 °C on average); the coldest is January (-1.1 °C).
How much does it rain in Bad Sachsa?
Bad Sachsa receives on average 741 mm of precipitation per year, spread over about 148 rainy days.
Is it sunny in Bad Sachsa?
Bad Sachsa 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 Bad Sachsa?
The heaviest 24-hour snowfall measured in Bad Sachsa between 1940 and 2025 was 2 March 1987, with 17.4 cm.
Are there tropical nights in Bad Sachsa?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Bad Sachsa.
What was the most extreme apparent temperature in Bad Sachsa?
In Bad Sachsa, between 1940 and 2025, the highest apparent temperature reached 39.1 °C on 21 August 1943, and the lowest was -34.4 °C on 27 January 1942.
Compare Bad Sachsa with another city
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Nearby cities
The climate around Bad Sachsa