Schwalbach climate — normals and trends
Schwalbach (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.7 °C and it receives 887 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 (18.5 °C on average) and the coldest is January (1.1 °C). Rainfall peaks in December.
Schwalbach averages 63 frost days, 6 hot days (≥ 30 °C) and 148 rainy days per year.
Schwalbach has warmed by +1.9 °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 77 to 49 per year over the period.
The hottest day of the period reached 38.2 °C (on 25 July 2019) and the coldest -20.1 °C (on 6 January 1985).
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
SchwalbachSaarland
- coords
- 49.30°, 6.82°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.7°C
Average daily high
13.4°C
Average daily low
6.3°C
Annual rainfall
887mm
Sunshine / day
7.7h
Mean relative humidity
78%
Average peak wind
17.1km/h
Seasonal range
17.4°C
Frost days (< 0 °C)
63 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
148 d/yr
Annual snowfall
35.9 cm
Average feels-like high
11.0 °C
Average feels-like low
3.5 °C
Average peak gust
35.9 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °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
38.2 °C
25 July 2019
Coldest day
-20.1 °C
6 January 1985
Wettest day
63 mm
11 May 1970
Windiest day
62.8 km/h
26 December 1999
Strongest gust
127.1 km/h
26 December 1999
Hottest feels-like
38.7 °C
6 July 1952
Coldest feels-like
-25.4 °C
20 December 2009
Snowiest day
13.7 cm
7 January 1968
Sunniest day
15.1 h
1 July 1940
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 | 5.5 °C | +2.3 °C | 125 mm | +43 mm |
| Feb | 6.1 °C | +1.0 °C | 39 mm | -34 mm |
| Mar | 13.1 °C | +3.7 °C | 20 mm | -51 mm |
| Apr | 17.0 °C | +3.5 °C | 49 mm | -14 mm |
| May | 20.5 °C | +2.8 °C | 39 mm | -36 mm |
| Jun | 25.7 °C | +4.7 °C | 68 mm | -4 mm |
| Jul | 24.7 °C | +1.6 °C | 86 mm | +22 mm |
| Aug | 25.8 °C | +3.0 °C | 57 mm | -12 mm |
| Sep | 19.0 °C | -0.1 °C | 166 mm | +99 mm |
| Oct | 14.0 °C | +0.3 °C | 105 mm | +33 mm |
| Nov | 9.3 °C | +1.7 °C | 61 mm | -24 mm |
| Dec | 7.0 °C | +2.7 °C | 37 mm | -57 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 Schwalbach?
Schwalbach has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.7 °C and it receives 887 mm of precipitation per year.
What is the hottest day ever recorded in Schwalbach?
The hottest day measured in Schwalbach between 1940 and 2025 was 25 July 2019, reaching 38.2 °C.
What is the coldest day in Schwalbach?
The coldest day measured in Schwalbach between 1940 and 2025 was 6 January 1985, at -20.1 °C.
Does it snow in Schwalbach?
Yes. Schwalbach gets on average 35.9 cm of snow per year and has around 63 frost days.
Has the climate of Schwalbach warmed?
Yes: Schwalbach warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Schwalbach?
The wettest day measured in Schwalbach between 1940 and 2025 was 11 May 1970, with 63 mm of rain in 24 hours.
What was the windiest day in Schwalbach?
The windiest day measured in Schwalbach between 1940 and 2025 was 26 December 1999, with winds reaching 62.8 km/h.
What is the warmest month in Schwalbach?
The warmest month in Schwalbach is July (18.5 °C on average); the coldest is January (1.1 °C).
How much does it rain in Schwalbach?
Schwalbach receives on average 887 mm of precipitation per year, spread over about 148 rainy days.
Is it sunny in Schwalbach?
Schwalbach gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Schwalbach?
The heaviest 24-hour snowfall measured in Schwalbach between 1940 and 2025 was 7 January 1968, with 13.7 cm.
Are there tropical nights in Schwalbach?
Yes: Schwalbach has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Schwalbach?
In Schwalbach, between 1940 and 2025, the highest apparent temperature reached 38.7 °C on 6 July 1952, and the lowest was -25.4 °C on 20 December 2009.
Compare Schwalbach with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Schwalbach