Mourmelon-le-Grand climate — normals and trends

Q: What is the climate of Mourmelon-le-Grand?

Mourmelon-le-Grand has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.5 °C and it receives 754 mm of precipitation per year.

Q: What is the hottest day ever recorded in Mourmelon-le-Grand?

The hottest day measured in Mourmelon-le-Grand between 1940 and 2025 was 25 July 2019, reaching 42.4 °C.

Q: What is the coldest day in Mourmelon-le-Grand?

The coldest day measured in Mourmelon-le-Grand between 1940 and 2025 was 30 December 1950, at -22.5 °C.

Q: Does it snow in Mourmelon-le-Grand?

Yes. Mourmelon-le-Grand gets on average 17.2 cm of snow per year and has around 51 frost days.

Q: Has the climate of Mourmelon-le-Grand warmed?

Yes: Mourmelon-le-Grand warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Mourmelon-le-Grand?

The wettest day measured in Mourmelon-le-Grand between 1940 and 2025 was 9 October 2024, with 53 mm of rain in 24 hours.

Q: What was the windiest day in Mourmelon-le-Grand?

The windiest day measured in Mourmelon-le-Grand between 1940 and 2025 was 3 February 1990, with winds reaching 56.5 km/h.

Q: What is the warmest month in Mourmelon-le-Grand?

The warmest month in Mourmelon-le-Grand is July (18.7 °C on average); the coldest is January (2.6 °C).

Q: How much does it rain in Mourmelon-le-Grand?

Mourmelon-le-Grand receives on average 754 mm of precipitation per year, spread over about 138 rainy days.

Q: Is it sunny in Mourmelon-le-Grand?

Mourmelon-le-Grand gets on average 7.8 hours of sunshine per day, roughly 2,847 hours per year over 1940-2025.

Mourmelon-le-Grand (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.5 °C and it receives 754 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 (18.7 °C on average) and the coldest is January (2.6 °C). Rainfall peaks in December.

Mourmelon-le-Grand averages 51 frost days, 6 hot days (≥ 30 °C) and 138 rainy days per year.

Mourmelon-le-Grand has warmed by +2.0 °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 65 to 37 per year over the period.

The hottest day of the period reached 42.4 °C (on 25 July 2019) and the coldest -22.5 °C (on 30 December 1950).

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

Mourmelon-le-GrandGrand Est

coords: 49.13°, 4.36°
period: 1940–2025 · 86 yrs

CfbTemperate oceanicWarmest monthJulyColdest monthJanuaryWettest monthDecemberDriest monthApril

Mean daily temperature

10.5°C

Average daily high

14.3°C

Average daily low

6.9°C

Annual rainfall

754mm

Sunshine / day

7.8h

Mean relative humidity

79%

Average peak wind

18.1km/h

Seasonal range

16.1°C

Frost days (< 0 °C)

51 d/yr

Hot days (≥ 30 °C)

6 d/yr

Rainy days (≥ 1 mm)

138 d/yr

Annual snowfall

17.2 cm

Average feels-like high

12.0 °C

Average feels-like low

4.2 °C

Average peak gust

35.7 km/h

Tropical nights (≥ 20 °C)

1 d/yr

Solar radiation

11.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.42 · 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).

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

42.4 °C

25 July 2019

Coldest day

-22.5 °C

30 December 1950

Wettest day

53 mm

9 October 2024

Windiest day

56.5 km/h

3 February 1990

Strongest gust

111.6 km/h

25 January 1990

Hottest feels-like

41.9 °C

25 July 2019

Coldest feels-like

-27.6 °C

30 December 1950

Snowiest day

11.1 cm

9 January 1968

Sunniest day

15.6 h

30 June 2015

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	37.9 °C2 July 2025	-7.0 °C29 December 2025	11.9 °C	745 mm	14	45
2024	35.0 °C12 August 2024	-8.2 °C20 January 2024	11.9 °C	1,068 mm	13	31
2023	33.7 °C9 September 2023	-6.2 °C9 February 2023	12.5 °C	970 mm	12	34
2022	39.3 °C19 July 2022	-7.0 °C18 December 2022	12.6 °C	791 mm	20	36
2021	33.0 °C16 June 2021	-7.7 °C11 February 2021	11.0 °C	957 mm	6	39
2020	38.1 °C31 July 2020	-4.9 °C22 January 2020	12.8 °C	735 mm	21	23
2019	42.4 °C25 July 2019	-6.4 °C21 January 2019	11.9 °C	814 mm	20	37
2018	37.4 °C7 August 2018	-10.0 °C28 February 2018	12.3 °C	734 mm	13	43
2017	35.1 °C22 June 2017	-7.8 °C7 January 2017	11.5 °C	725 mm	12	36
2016	35.4 °C26 August 2016	-6.2 °C30 November 2016	11.1 °C	809 mm	11	40
2015	35.8 °C1 July 2015	-3.6 °C19 January 2015	11.7 °C	649 mm	16	39
2014	34.5 °C18 July 2014	-6.6 °C29 December 2014	12.1 °C	792 mm	3	10
2013	34.3 °C2 August 2013	-7.2 °C13 March 2013	10.6 °C	743 mm	11	58
2012	36.8 °C19 August 2012	-13.1 °C7 February 2012	10.9 °C	802 mm	7	43
2011	36.2 °C28 June 2011	-6.3 °C1 February 2011	11.9 °C	605 mm	5	26
2010	33.9 °C2 July 2010	-8.2 °C4 January 2010	10.1 °C	743 mm	9	72
2009	35.2 °C20 August 2009	-11.3 °C7 January 2009	11.1 °C	724 mm	5	49
2008	30.8 °C31 July 2008	-5.9 °C29 December 2008	10.8 °C	861 mm	1	47
2007	32.0 °C5 August 2007	-6.5 °C21 December 2007	11.4 °C	799 mm	3	31
2006	35.8 °C19 July 2006	-6.2 °C25 January 2006	11.5 °C	765 mm	15	55
2005	35.0 °C20 June 2005	-8.9 °C1 March 2005	11.2 °C	575 mm	13	61
2004	31.3 °C17 July 2004	-8.3 °C4 January 2004	10.7 °C	637 mm	6	52
2003	38.7 °C12 August 2003	-10.7 °C10 January 2003	11.4 °C	602 mm	15	54
2002	32.7 °C29 July 2002	-6.4 °C2 January 2002	11.5 °C	852 mm	8	30
2001	33.0 °C26 June 2001	-8.2 °C24 December 2001	10.9 °C	930 mm	7	45
2000	31.7 °C19 June 2000	-7.9 °C26 January 2000	11.4 °C	888 mm	3	23
1999	31.2 °C25 August 1999	-7.6 °C13 February 1999	11.3 °C	821 mm	5	35
1998	37.5 °C11 August 1998	-9.9 °C23 November 1998	10.6 °C	765 mm	6	53
1997	31.9 °C24 August 1997	-12.6 °C1 January 1997	10.9 °C	745 mm	6	50
1996	31.8 °C7 June 1996	-11.2 °C29 December 1996	9.4 °C	707 mm	2	76
1995	36.6 °C21 July 1995	-6.8 °C5 January 1995	11.1 °C	798 mm	18	45
1994	34.7 °C4 August 1994	-8.3 °C21 February 1994	11.6 °C	778 mm	17	29
1993	30.4 °C9 June 1993	-10.1 °C4 January 1993	10.4 °C	737 mm	1	54
1992	34.3 °C8 August 1992	-7.9 °C23 January 1992	10.6 °C	692 mm	7	44
1991	32.5 °C11 July 1991	-13.3 °C7 February 1991	9.9 °C	556 mm	3	60
1990	35.3 °C4 August 1990	-5.1 °C7 December 1990	11.2 °C	695 mm	11	25
1989	31.8 °C22 July 1989	-7.2 °C26 November 1989	11.0 °C	726 mm	4	50
1988	29.5 °C14 August 1988	-6.7 °C22 November 1988	10.7 °C	878 mm	0	28
1987	30.2 °C30 June 1987	-14.9 °C12 January 1987	9.3 °C	842 mm	2	68
1986	37.0 °C3 August 1986	-12.4 °C10 February 1986	9.6 °C	805 mm	2	60
1985	29.7 °C25 July 1985	-21.2 °C16 January 1985	9.0 °C	664 mm	0	83
1984	33.7 °C30 July 1984	-6.7 °C20 February 1984	9.9 °C	812 mm	5	43
1983	35.1 °C31 July 1983	-6.9 °C15 November 1983	10.5 °C	717 mm	9	55
1982	31.3 °C9 July 1982	-9.5 °C14 January 1982	10.5 °C	772 mm	3	44
1981	30.1 °C5 August 1981	-6.4 °C19 December 1981	10.0 °C	924 mm	1	58
1980	30.8 °C2 August 1980	-9.2 °C14 January 1980	9.4 °C	836 mm	1	53
1979	28.7 °C27 July 1979	-13.3 °C1 January 1979	9.5 °C	830 mm	0	68
1978	30.0 °C29 July 1978	-13.8 °C31 December 1978	9.4 °C	809 mm	1	56
1977	27.7 °C3 July 1977	-5.4 °C31 March 1977	10.2 °C	901 mm	0	38
1976	34.3 °C3 July 1976	-9.4 °C30 December 1976	10.7 °C	561 mm	15	52
1975	34.3 °C4 August 1975	-6.7 °C19 December 1975	10.2 °C	716 mm	8	43
1974	32.0 °C16 August 1974	-2.9 °C6 March 1974	10.4 °C	913 mm	2	19
1973	32.3 °C4 September 1973	-9.0 °C2 December 1973	10.0 °C	698 mm	9	73
1972	28.9 °C18 July 1972	-9.6 °C31 January 1972	9.5 °C	872 mm	0	37
1971	29.8 °C9 July 1971	-14.3 °C6 January 1971	10.0 °C	682 mm	0	54
1970	28.7 °C7 July 1970	-13.8 °C31 December 1970	9.9 °C	889 mm	0	55
1969	31.2 °C28 July 1969	-15.1 °C14 February 1969	9.9 °C	802 mm	2	69
1968	31.7 °C1 July 1968	-17.4 °C13 January 1968	9.7 °C	812 mm	2	64
1967	32.2 °C18 July 1967	-8.4 °C9 January 1967	10.3 °C	787 mm	2	43
1966	31.6 °C13 August 1966	-11.5 °C19 January 1966	10.7 °C	843 mm	2	38
1965	28.8 °C13 July 1965	-6.1 °C22 February 1965	9.8 °C	1,017 mm	0	50
1964	36.5 °C18 July 1964	-7.1 °C29 December 1964	10.4 °C	611 mm	11	59
1963	30.7 °C22 July 1963	-12.1 °C19 January 1963	9.3 °C	653 mm	1	80
1962	32.4 °C3 September 1962	-8.7 °C22 November 1962	9.4 °C	627 mm	2	70
1961	31.8 °C30 August 1961	-8.3 °C25 December 1961	11.3 °C	699 mm	9	40
1960	28.0 °C22 August 1960	-12.2 °C14 January 1960	10.4 °C	820 mm	0	43
1959	33.8 °C9 July 1959	-7.9 °C16 January 1959	11.3 °C	521 mm	5	46
1958	28.7 °C10 August 1958	-13.5 °C23 January 1958	10.2 °C	1,029 mm	0	60
1957	33.6 °C6 July 1957	-5.7 °C16 January 1957	10.6 °C	784 mm	6	45
1956	29.3 °C9 July 1956	-16.1 °C2 February 1956	8.9 °C	733 mm	0	68
1955	29.6 °C17 July 1955	-9.6 °C21 February 1955	9.8 °C	624 mm	0	77
1954	30.8 °C3 August 1954	-13.4 °C1 February 1954	9.6 °C	686 mm	1	54
1953	31.5 °C12 August 1953	-7.1 °C15 January 1953	10.4 °C	505 mm	1	59
1952	34.5 °C1 July 1952	-7.0 °C28 January 1952	10.0 °C	872 mm	8	59
1951	28.6 °C31 July 1951	-5.5 °C5 March 1951	10.1 °C	778 mm	0	34
1950	30.0 °C3 July 1950	-22.5 °C30 December 1950	10.1 °C	816 mm	1	59
1949	33.3 °C13 July 1949	-8.0 °C6 March 1949	10.8 °C	514 mm	7	63
1948	30.4 °C27 July 1948	-10.7 °C24 February 1948	10.3 °C	793 mm	2	48
1947	35.8 °C28 July 1947	-12.0 °C6 January 1947	11.4 °C	526 mm	31	72
1946	33.3 °C5 August 1946	-11.4 °C20 December 1946	10.0 °C	660 mm	4	67
1945	33.1 °C15 July 1945	-19.4 °C12 January 1945	10.1 °C	573 mm	4	68
1944	35.0 °C23 August 1944	-9.4 °C1 March 1944	9.9 °C	716 mm	4	70
1943	33.8 °C20 August 1943	-4.4 °C10 January 1943	10.8 °C	628 mm	7	53
1942	32.5 °C5 July 1942	-18.9 °C22 January 1942	9.7 °C	578 mm	6	83
1941	32.0 °C8 July 1941	-12.7 °C6 February 1941	9.4 °C	676 mm	5	57
1940	29.4 °C6 September 1940	-16.4 °C23 January 1940	9.3 °C	671 mm	0	80

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?

Year

Across the whole year

Average daily high

16.6 °C

+2.3 °C

Hot days (≥ 30 °C)

14 d/yr

Frost days (< 0 °C)

45 d/yr

-6

Annual rainfall

745 mm

-9 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	6.3 °C	+1.4 °C	121 mm	+58 mm
Feb	7.2 °C	+0.6 °C	44 mm	-14 mm
Mar	13.9 °C	+3.4 °C	13 mm	-46 mm
Apr	18.3 °C	+4.3 °C	36 mm	-21 mm
May	20.6 °C	+2.7 °C	33 mm	-35 mm
Jun	26.2 °C	+5.1 °C	74 mm	+10 mm
Jul	24.9 °C	+1.6 °C	114 mm	+54 mm
Aug	25.7 °C	+2.6 °C	44 mm	-18 mm
Sep	20.2 °C	+0.4 °C	107 mm	+49 mm
Oct	15.5 °C	+0.6 °C	67 mm	+1 mm
Nov	10.7 °C	+1.7 °C	58 mm	-12 mm
Dec	8.5 °C	+2.6 °C	37 mm	-36 mm

The year's extremes

Hottest day

37.9 °C

2 Jul 2025

Coldest day

-7.0 °C

29 Dec 2025

Wettest day

21.0 mm

31 Aug 2025

Windiest day

43.8 km/h

23 Oct 2025

Strongest gust

91.1 km/h

6 Jan 2025

Hottest feels-like

41.3 °C

2 Jul 2025

Coldest feels-like

-11.1 °C

29 Dec 2025

Snowiest day

2.9 cm

2 Jan 2025

Sunniest day

15.6 h

3 Jul 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Mourmelon-le-Grand?

Mourmelon-le-Grand has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.5 °C and it receives 754 mm of precipitation per year.

What is the hottest day ever recorded in Mourmelon-le-Grand?

The hottest day measured in Mourmelon-le-Grand between 1940 and 2025 was 25 July 2019, reaching 42.4 °C.

What is the coldest day in Mourmelon-le-Grand?

The coldest day measured in Mourmelon-le-Grand between 1940 and 2025 was 30 December 1950, at -22.5 °C.

Does it snow in Mourmelon-le-Grand?

Yes. Mourmelon-le-Grand gets on average 17.2 cm of snow per year and has around 51 frost days.

Has the climate of Mourmelon-le-Grand warmed?

Yes: Mourmelon-le-Grand warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Mourmelon-le-Grand?

The wettest day measured in Mourmelon-le-Grand between 1940 and 2025 was 9 October 2024, with 53 mm of rain in 24 hours.

What was the windiest day in Mourmelon-le-Grand?

The windiest day measured in Mourmelon-le-Grand between 1940 and 2025 was 3 February 1990, with winds reaching 56.5 km/h.

What is the warmest month in Mourmelon-le-Grand?

The warmest month in Mourmelon-le-Grand is July (18.7 °C on average); the coldest is January (2.6 °C).

How much does it rain in Mourmelon-le-Grand?

Mourmelon-le-Grand receives on average 754 mm of precipitation per year, spread over about 138 rainy days.

Is it sunny in Mourmelon-le-Grand?

Mourmelon-le-Grand gets on average 7.8 hours of sunshine per day, roughly 2,847 hours per year over 1940-2025.

What is the biggest single-day snowfall in Mourmelon-le-Grand?

The heaviest 24-hour snowfall measured in Mourmelon-le-Grand between 1940 and 2025 was 9 January 1968, with 11.1 cm.

Are there tropical nights in Mourmelon-le-Grand?

Yes: Mourmelon-le-Grand has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Mourmelon-le-Grand?

In Mourmelon-le-Grand, between 1940 and 2025, the highest apparent temperature reached 41.9 °C on 25 July 2019, and the lowest was -27.6 °C on 30 December 1950.

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