Alsbach-Hähnlein climate — normals and trends

Q: What is the climate of Alsbach-Hähnlein?

Alsbach-Hähnlein has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.3 °C and it receives 657 mm of precipitation per year.

Q: What is the hottest day ever recorded in Alsbach-Hähnlein?

The hottest day measured in Alsbach-Hähnlein between 1940 and 2025 was 25 July 2019, reaching 39.8 °C.

Q: What is the coldest day in Alsbach-Hähnlein?

The coldest day measured in Alsbach-Hähnlein between 1940 and 2025 was 19 January 1940, at -24.9 °C.

Q: Does it snow in Alsbach-Hähnlein?

Yes. Alsbach-Hähnlein gets on average 25.3 cm of snow per year and has around 60 frost days.

Q: Has the climate of Alsbach-Hähnlein warmed?

Yes: Alsbach-Hähnlein warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Alsbach-Hähnlein?

The wettest day measured in Alsbach-Hähnlein between 1940 and 2025 was 7 October 1982, with 44 mm of rain in 24 hours.

Q: What was the windiest day in Alsbach-Hähnlein?

The windiest day measured in Alsbach-Hähnlein between 1940 and 2025 was 18 January 2007, with winds reaching 51.3 km/h.

Q: What is the warmest month in Alsbach-Hähnlein?

The warmest month in Alsbach-Hähnlein is July (19.5 °C on average); the coldest is January (1.2 °C).

Q: How much does it rain in Alsbach-Hähnlein?

Alsbach-Hähnlein receives on average 657 mm of precipitation per year, spread over about 131 rainy days.

Q: Is it sunny in Alsbach-Hähnlein?

Alsbach-Hähnlein gets on average 7.9 hours of sunshine per day, roughly 2,884 hours per year over 1940-2025.

Alsbach-Hähnlein has a temperate oceanic climate, averaging 10.3 °C annually with 657 mm of rain per year.

Climate normals · ERA5

Alsbach-HähnleinHesse

coords: 49.74°, 8.60°
period: 1940–2025 · 86 yrs

CfbTemperate oceanicWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthFebruary

The normals for this period

The average of every indicator across the whole window: temperature, water, sky, wind and notable days.

Mean daily temperature

10.3°C

Average daily high

14.0°C

Average daily low

6.7°C

Annual rainfall

657mm

Sunshine / day

7.9h

Mean relative humidity

75%

Average peak wind

15.3km/h

Seasonal range

18.3°C

Frost days (< 0 °C)

60 d/yr

Hot days (≥ 30 °C)

10 d/yr

Rainy days (≥ 1 mm)

131 d/yr

Annual snowfall

25.3 cm

Average feels-like high

11.8 °C

Average feels-like low

4.3 °C

Average peak gust

32.7 km/h

Tropical nights (≥ 20 °C)

2 d/yr

Solar radiation

11.2 MJ/m²

Has the climate changed?

What the yearly averages say about warming here, and whether the slope is statistically solid.

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.41 · p = < 0.001

19402025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

Climate month by month

How an average year unfolds: when it rains, when it turns hot, when the sun is out.

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

The most extreme days ever measured here, then the year-by-year detail.

Hottest day

39.8 °C

25 July 2019

Coldest day

-24.9 °C

19 January 1940

Wettest day

44 mm

7 October 1982

Windiest day

51.3 km/h

18 January 2007

Strongest gust

121.0 km/h

18 January 2007

Hottest feels-like

41.4 °C

6 July 1957

Coldest feels-like

-30.1 °C

19 January 1940

Snowiest day

11.7 cm

24 January 1942

Sunniest day

15.1 h

18 June 2000

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	38.3 °C2 July 2025	-8.1 °C31 December 2025	11.5 °C	607 mm	29	58
2024	33.9 °C13 August 2024	-11.1 °C21 January 2024	12.1 °C	843 mm	17	33
2023	36.1 °C9 July 2023	-5.4 °C9 February 2023	12.3 °C	814 mm	14	39
2022	38.3 °C4 August 2022	-8.7 °C18 December 2022	12.3 °C	783 mm	25	37
2021	34.3 °C18 June 2021	-10.4 °C10 February 2021	10.6 °C	739 mm	5	41
2020	36.3 °C8 August 2020	-4.6 °C30 November 2020	12.2 °C	624 mm	17	32
2019	39.8 °C25 July 2019	-7.4 °C22 January 2019	11.9 °C	646 mm	29	37
2018	36.3 °C3 August 2018	-9.8 °C28 February 2018	12.4 °C	501 mm	26	47
2017	34.0 °C22 June 2017	-10.0 °C7 January 2017	11.2 °C	740 mm	12	41
2016	34.7 °C27 August 2016	-7.0 °C19 January 2016	10.9 °C	670 mm	14	44
2015	39.4 °C5 July 2015	-4.9 °C7 February 2015	11.7 °C	568 mm	25	35
2014	34.0 °C9 June 2014	-7.1 °C28 December 2014	11.8 °C	635 mm	6	15
2013	35.6 °C27 July 2013	-9.9 °C14 March 2013	10.1 °C	757 mm	11	68
2012	36.4 °C19 August 2012	-14.5 °C7 February 2012	10.8 °C	685 mm	12	47
2011	33.4 °C23 August 2011	-7.3 °C23 February 2011	11.4 °C	546 mm	6	48
2010	35.3 °C10 July 2010	-12.9 °C27 January 2010	9.5 °C	828 mm	11	85
2009	36.2 °C20 August 2009	-14.8 °C19 December 2009	10.8 °C	686 mm	6	62
2008	33.1 °C2 July 2008	-6.8 °C30 December 2008	10.9 °C	653 mm	10	53
2007	34.8 °C15 July 2007	-6.9 °C26 January 2007	11.3 °C	719 mm	4	33
2006	36.3 °C20 July 2006	-11.0 °C27 January 2006	11.2 °C	635 mm	22	66
2005	33.6 °C21 June 2005	-7.5 °C29 December 2005	10.8 °C	575 mm	19	62
2004	32.9 °C9 June 2004	-7.0 °C21 December 2004	10.5 °C	583 mm	14	71
2003	38.7 °C12 August 2003	-13.6 °C8 January 2003	11.4 °C	410 mm	28	77
2002	35.7 °C18 June 2002	-14.4 °C6 January 2002	11.0 °C	779 mm	7	46
2001	34.1 °C15 August 2001	-9.6 °C31 December 2001	10.6 °C	759 mm	11	62
2000	33.4 °C20 June 2000	-9.9 °C26 January 2000	11.1 °C	776 mm	5	34
1999	32.8 °C3 July 1999	-8.6 °C23 December 1999	10.9 °C	721 mm	7	47
1998	38.0 °C11 August 1998	-10.3 °C2 February 1998	10.5 °C	761 mm	13	58
1997	34.1 °C25 August 1997	-15.7 °C1 January 1997	10.4 °C	593 mm	10	59
1996	31.9 °C7 June 1996	-14.9 °C29 December 1996	8.8 °C	615 mm	3	88
1995	34.6 °C21 July 1995	-9.3 °C29 December 1995	10.5 °C	737 mm	16	58
1994	35.4 °C4 August 1994	-8.5 °C19 February 1994	11.3 °C	714 mm	19	31
1993	31.5 °C30 July 1993	-11.5 °C4 January 1993	10.2 °C	689 mm	6	65
1992	36.3 °C9 August 1992	-7.9 °C29 December 1992	10.6 °C	676 mm	11	41
1991	37.0 °C7 August 1991	-12.5 °C6 February 1991	9.9 °C	435 mm	17	77
1990	34.7 °C4 August 1990	-5.9 °C8 December 1990	11.0 °C	608 mm	16	41
1989	32.7 °C16 August 1989	-7.8 °C26 November 1989	10.6 °C	632 mm	9	60
1988	32.4 °C14 August 1988	-6.7 °C22 November 1988	10.6 °C	686 mm	6	42
1987	31.7 °C30 June 1987	-14.9 °C13 January 1987	8.9 °C	770 mm	1	82
1986	36.4 °C3 August 1986	-13.4 °C9 February 1986	9.6 °C	777 mm	6	67
1985	33.9 °C14 August 1985	-18.6 °C16 February 1985	8.8 °C	593 mm	3	91
1984	33.8 °C11 July 1984	-7.0 °C17 February 1984	9.2 °C	791 mm	5	57
1983	35.4 °C26 July 1983	-7.9 °C16 December 1983	10.3 °C	685 mm	14	68
1982	32.0 °C14 July 1982	-15.7 °C13 January 1982	10.3 °C	631 mm	9	58
1981	30.5 °C5 August 1981	-12.3 °C17 December 1981	9.7 °C	885 mm	3	76
1980	31.2 °C2 August 1980	-8.4 °C14 January 1980	9.3 °C	692 mm	1	65
1979	29.4 °C31 May 1979	-20.4 °C1 January 1979	9.4 °C	706 mm	0	66
1978	30.5 °C30 July 1978	-11.4 °C31 December 1978	9.4 °C	719 mm	1	61
1977	31.8 °C12 July 1977	-6.3 °C30 November 1977	10.4 °C	714 mm	2	45
1976	35.2 °C16 July 1976	-12.7 °C29 January 1976	10.7 °C	487 mm	21	66
1975	33.6 °C4 August 1975	-8.2 °C19 December 1975	10.4 °C	655 mm	13	52
1974	35.9 °C16 August 1974	-2.0 °C28 February 1974	10.6 °C	749 mm	4	20
1973	33.6 °C5 July 1973	-14.5 °C3 December 1973	10.2 °C	592 mm	21	71
1972	32.8 °C20 July 1972	-10.8 °C31 January 1972	9.4 °C	628 mm	7	66
1971	34.7 °C27 July 1971	-17.0 °C1 January 1971	10.2 °C	535 mm	11	53
1970	30.9 °C6 August 1970	-12.4 °C31 December 1970	9.6 °C	774 mm	1	79
1969	32.4 °C24 July 1969	-19.0 °C21 December 1969	9.5 °C	685 mm	6	80
1968	31.0 °C2 July 1968	-21.8 °C13 January 1968	9.5 °C	865 mm	2	81
1967	33.0 °C19 July 1967	-9.1 °C9 January 1967	10.5 °C	733 mm	8	53
1966	33.8 °C13 August 1966	-13.7 °C19 January 1966	10.5 °C	798 mm	5	41
1965	29.7 °C30 June 1965	-13.5 °C4 March 1965	9.4 °C	980 mm	0	60
1964	37.7 °C18 July 1964	-7.5 °C5 January 1964	10.5 °C	503 mm	23	68
1963	34.5 °C3 August 1963	-19.1 °C13 January 1963	8.9 °C	541 mm	8	94
1962	34.3 °C13 August 1962	-14.2 °C29 December 1962	9.1 °C	528 mm	5	79
1961	30.8 °C2 July 1961	-11.9 °C18 December 1961	10.7 °C	707 mm	3	49
1960	29.8 °C23 June 1960	-11.7 °C13 January 1960	10.5 °C	729 mm	0	38
1959	35.2 °C11 July 1959	-11.1 °C16 January 1959	10.9 °C	406 mm	8	60
1958	29.1 °C1 August 1958	-9.8 °C29 January 1958	10.0 °C	766 mm	0	67
1957	35.1 °C6 July 1957	-6.3 °C22 January 1957	10.2 °C	683 mm	9	49
1956	28.5 °C9 July 1956	-20.4 °C10 February 1956	8.2 °C	718 mm	0	88
1955	29.8 °C18 July 1955	-10.7 °C16 February 1955	9.0 °C	513 mm	0	97
1954	31.9 °C20 June 1954	-15.1 °C1 February 1954	9.4 °C	675 mm	3	58
1953	33.0 °C2 September 1953	-11.5 °C8 February 1953	10.5 °C	429 mm	5	66
1952	36.4 °C2 July 1952	-11.0 °C16 February 1952	9.9 °C	673 mm	15	70
1951	31.6 °C31 July 1951	-4.7 °C4 March 1951	10.3 °C	605 mm	4	37
1950	33.0 °C23 August 1950	-17.4 °C30 December 1950	10.2 °C	637 mm	10	66
1949	33.9 °C13 July 1949	-9.0 °C3 February 1949	10.8 °C	461 mm	14	63
1948	29.8 °C27 July 1948	-9.7 °C20 February 1948	10.0 °C	588 mm	0	69
1947	35.7 °C29 July 1947	-19.4 °C6 January 1947	10.6 °C	478 mm	29	93
1946	31.8 °C5 August 1946	-11.2 °C20 December 1946	9.8 °C	550 mm	4	78
1945	33.0 °C15 July 1945	-21.5 °C25 January 1945	9.9 °C	509 mm	7	78
1944	34.5 °C23 August 1944	-9.7 °C27 February 1944	9.7 °C	632 mm	7	75
1943	35.5 °C3 August 1943	-14.9 °C10 January 1943	10.5 °C	465 mm	14	61
1942	32.8 °C28 August 1942	-23.3 °C27 January 1942	8.9 °C	529 mm	7	95
1941	33.2 °C25 June 1941	-15.8 °C7 January 1941	8.6 °C	682 mm	9	78
1940	27.8 °C5 August 1940	-24.9 °C19 January 1940	8.2 °C	642 mm	0	90

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and compare it with the normal: warmer, drier, more extreme?

Year

Across the whole year

Average daily high

16.4 °C

+2.4 °C

Hot days (≥ 30 °C)

29 d/yr

+19

Frost days (< 0 °C)

58 d/yr

-2

Annual rainfall

607 mm

-50 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	6.0 °C	+2.6 °C	82 mm	+30 mm
Feb	6.1 °C	+0.8 °C	29 mm	-19 mm
Mar	13.4 °C	+3.6 °C	11 mm	-40 mm
Apr	17.6 °C	+3.3 °C	32 mm	-18 mm
May	21.7 °C	+3.0 °C	33 mm	-31 mm
Jun	27.1 °C	+5.0 °C	52 mm	-6 mm
Jul	26.5 °C	+2.3 °C	70 mm	+14 mm
Aug	27.9 °C	+3.9 °C	36 mm	-21 mm
Sep	20.3 °C	+0.3 °C	139 mm	+87 mm
Oct	14.4 °C	+0.2 °C	60 mm	+8 mm
Nov	8.9 °C	+1.0 °C	43 mm	-15 mm
Dec	6.5 °C	+2.0 °C	20 mm	-40 mm

The year's extremes

Hottest day

38.3 °C

2 Jul 2025

Coldest day

-8.1 °C

31 Dec 2025

Wettest day

33.7 mm

24 Sep 2025

Windiest day

35.9 km/h

23 Oct 2025

Strongest gust

68.0 km/h

23 Oct 2025

Hottest feels-like

41.1 °C

14 Aug 2025

Coldest feels-like

-12.0 °C

31 Dec 2025

Snowiest day

3.9 cm

5 Jan 2025

Sunniest day

15.1 h

12 Jun 2025

What was the weather like that day?

The weather actually measured on a given date, anywhere in the covered window.

Date

Climate at a glance

What these normals say about the place, in a few sentences, and the notions needed to read them.

Alsbach-Hähnlein (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.3 °C and it receives 657 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 (19.5 °C on average) and the coldest is January (1.2 °C). Rainfall peaks in May.

Alsbach-Hähnlein averages 60 frost days, 10 hot days (≥ 30 °C) and 131 rainy days per year.

Alsbach-Hähnlein has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.

The number of frost days there went from about 75 to 45 per year over the period.

The hottest day of the period reached 39.8 °C (on 25 July 2019) and the coldest -24.9 °C (on 19 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.

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Frequently asked questions

What is the climate of Alsbach-Hähnlein?

Alsbach-Hähnlein has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.3 °C and it receives 657 mm of precipitation per year.

What is the hottest day ever recorded in Alsbach-Hähnlein?

The hottest day measured in Alsbach-Hähnlein between 1940 and 2025 was 25 July 2019, reaching 39.8 °C.

What is the coldest day in Alsbach-Hähnlein?

The coldest day measured in Alsbach-Hähnlein between 1940 and 2025 was 19 January 1940, at -24.9 °C.

Does it snow in Alsbach-Hähnlein?

Yes. Alsbach-Hähnlein gets on average 25.3 cm of snow per year and has around 60 frost days.

Has the climate of Alsbach-Hähnlein warmed?

Yes: Alsbach-Hähnlein warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Alsbach-Hähnlein?

The wettest day measured in Alsbach-Hähnlein between 1940 and 2025 was 7 October 1982, with 44 mm of rain in 24 hours.

What was the windiest day in Alsbach-Hähnlein?

The windiest day measured in Alsbach-Hähnlein between 1940 and 2025 was 18 January 2007, with winds reaching 51.3 km/h.

What is the warmest month in Alsbach-Hähnlein?

The warmest month in Alsbach-Hähnlein is July (19.5 °C on average); the coldest is January (1.2 °C).

How much does it rain in Alsbach-Hähnlein?

Alsbach-Hähnlein receives on average 657 mm of precipitation per year, spread over about 131 rainy days.

Is it sunny in Alsbach-Hähnlein?

Alsbach-Hähnlein gets on average 7.9 hours of sunshine per day, roughly 2,884 hours per year over 1940-2025.

What is the biggest single-day snowfall in Alsbach-Hähnlein?

The heaviest 24-hour snowfall measured in Alsbach-Hähnlein between 1940 and 2025 was 24 January 1942, with 11.7 cm.

Are there tropical nights in Alsbach-Hähnlein?

Yes: Alsbach-Hähnlein has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Alsbach-Hähnlein?

In Alsbach-Hähnlein, between 1940 and 2025, the highest apparent temperature reached 41.4 °C on 6 July 1957, and the lowest was -30.1 °C on 19 January 1940.

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