Bourbon-Lancy climate — normals and trends

Q: What is the climate of Bourbon-Lancy?

Bourbon-Lancy has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.5 °C and it receives 829 mm of precipitation per year.

Q: What is the hottest day ever recorded in Bourbon-Lancy?

The hottest day measured in Bourbon-Lancy between 1940 and 2025 was 7 August 2003, reaching 41.0 °C.

Q: What is the coldest day in Bourbon-Lancy?

The coldest day measured in Bourbon-Lancy between 1940 and 2025 was 12 January 1945, at -24.6 °C.

Q: Does it snow in Bourbon-Lancy?

Yes. Bourbon-Lancy gets on average 16.0 cm of snow per year and has around 50 frost days.

Q: Has the climate of Bourbon-Lancy warmed?

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

Q: What is the wettest day in Bourbon-Lancy?

The wettest day measured in Bourbon-Lancy between 1940 and 2025 was 29 September 2000, with 79 mm of rain in 24 hours.

Q: What was the windiest day in Bourbon-Lancy?

The windiest day measured in Bourbon-Lancy between 1940 and 2025 was 12 February 1988, with winds reaching 44.8 km/h.

Q: What is the warmest month in Bourbon-Lancy?

The warmest month in Bourbon-Lancy is July (20.4 °C on average); the coldest is January (3.2 °C).

Q: How much does it rain in Bourbon-Lancy?

Bourbon-Lancy receives on average 829 mm of precipitation per year, spread over about 137 rainy days.

Q: Is it sunny in Bourbon-Lancy?

Bourbon-Lancy gets on average 8.3 hours of sunshine per day, roughly 3,030 hours per year over 1940-2025.

Bourbon-Lancy (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.5 °C and it receives 829 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 (20.4 °C on average) and the coldest is January (3.2 °C). Rainfall peaks in May.

Bourbon-Lancy averages 50 frost days, 16 hot days (≥ 30 °C) and 137 rainy days per year.

Bourbon-Lancy 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 59 to 41 per year over the period.

The hottest day of the period reached 41.0 °C (on 7 August 2003) and the coldest -24.6 °C (on 12 January 1945).

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

Bourbon-LancyBourgogne

coords: 46.62°, 3.77°
period: 1940–2025 · 86 yrs

CfbTemperate oceanicWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthJuly

Mean daily temperature

11.5°C

Average daily high

15.9°C

Average daily low

7.5°C

Annual rainfall

829mm

Sunshine / day

8.3h

Mean relative humidity

76%

Average peak wind

14.1km/h

Seasonal range

17.2°C

Frost days (< 0 °C)

50 d/yr

Hot days (≥ 30 °C)

16 d/yr

Rainy days (≥ 1 mm)

137 d/yr

Annual snowfall

16.0 cm

Average feels-like high

14.3 °C

Average feels-like low

5.3 °C

Average peak gust

30.7 km/h

Tropical nights (≥ 20 °C)

3 d/yr

Solar radiation

12.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.44 · 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

41.0 °C

7 August 2003

Coldest day

-24.6 °C

12 January 1945

Wettest day

79 mm

29 September 2000

Windiest day

44.8 km/h

12 February 1988

Strongest gust

115.2 km/h

26 December 1999

Hottest feels-like

42.1 °C

27 June 2019

Coldest feels-like

-29.2 °C

12 January 1945

Snowiest day

13.7 cm

23 January 2007

Sunniest day

15.1 h

29 June 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	40.0 °C13 August 2025	-7.4 °C15 January 2025	12.8 °C	853 mm	43	42
2024	35.7 °C30 July 2024	-6.0 °C20 January 2024	12.6 °C	1,129 mm	20	30
2023	38.4 °C24 August 2023	-5.5 °C3 December 2023	13.7 °C	762 mm	40	40
2022	39.4 °C19 July 2022	-6.4 °C14 January 2022	13.5 °C	803 mm	41	50
2021	35.3 °C16 June 2021	-6.5 °C14 February 2021	11.9 °C	919 mm	21	50
2020	38.9 °C31 July 2020	-4.0 °C23 November 2020	13.6 °C	656 mm	35	37
2019	40.8 °C25 July 2019	-5.4 °C19 January 2019	13.0 °C	698 mm	40	46
2018	39.2 °C7 August 2018	-11.1 °C28 February 2018	13.5 °C	766 mm	37	34
2017	36.8 °C22 June 2017	-9.4 °C20 January 2017	12.4 °C	768 mm	26	48
2016	36.9 °C25 August 2016	-5.6 °C30 December 2016	11.9 °C	950 mm	26	45
2015	38.9 °C1 July 2015	-4.8 °C24 November 2015	12.8 °C	671 mm	37	42
2014	35.9 °C9 June 2014	-6.1 °C29 December 2014	13.0 °C	802 mm	14	20
2013	37.6 °C2 August 2013	-6.4 °C11 December 2013	11.4 °C	924 mm	24	62
2012	40.2 °C19 August 2012	-11.3 °C5 February 2012	12.1 °C	792 mm	20	45
2011	37.7 °C27 June 2011	-5.2 °C4 January 2011	13.0 °C	619 mm	17	41
2010	36.3 °C9 July 2010	-11.4 °C2 December 2010	11.1 °C	866 mm	17	65
2009	36.9 °C19 August 2009	-10.7 °C19 December 2009	12.2 °C	766 mm	23	55
2008	33.7 °C31 July 2008	-5.0 °C27 December 2008	11.6 °C	979 mm	13	47
2007	33.9 °C15 July 2007	-12.3 °C26 January 2007	12.0 °C	851 mm	9	39
2006	36.2 °C21 July 2006	-6.0 °C15 January 2006	12.3 °C	834 mm	32	66
2005	36.7 °C27 July 2005	-12.8 °C30 December 2005	11.6 °C	775 mm	25	74
2004	33.3 °C1 August 2004	-5.8 °C25 February 2004	11.6 °C	838 mm	13	50
2003	41.0 °C7 August 2003	-11.2 °C13 January 2003	12.9 °C	693 mm	49	55
2002	37.3 °C17 June 2002	-5.4 °C1 January 2002	12.6 °C	757 mm	18	24
2001	35.6 °C15 August 2001	-11.3 °C15 December 2001	11.9 °C	896 mm	23	49
2000	33.3 °C25 August 2000	-8.2 °C26 January 2000	12.5 °C	862 mm	20	26
1999	36.5 °C25 August 1999	-9.5 °C12 January 1999	12.2 °C	949 mm	17	37
1998	38.1 °C11 August 1998	-8.2 °C23 November 1998	11.6 °C	761 mm	15	60
1997	34.5 °C4 August 1997	-9.8 °C1 January 1997	12.5 °C	662 mm	23	41
1996	32.3 °C22 July 1996	-10.3 °C30 December 1996	11.0 °C	889 mm	7	46
1995	37.0 °C20 July 1995	-7.8 °C5 January 1995	12.1 °C	872 mm	22	45
1994	34.6 °C4 August 1994	-6.8 °C19 January 1994	12.6 °C	1,031 mm	22	21
1993	33.6 °C29 July 1993	-11.3 °C4 January 1993	11.3 °C	765 mm	11	54
1992	36.3 °C18 August 1992	-8.4 °C23 January 1992	11.5 °C	828 mm	21	48
1991	35.9 °C11 July 1991	-10.2 °C10 February 1991	11.1 °C	694 mm	14	62
1990	36.5 °C4 August 1990	-6.2 °C7 December 1990	12.2 °C	789 mm	22	40
1989	35.4 °C21 July 1989	-6.6 °C6 December 1989	12.0 °C	627 mm	12	54
1988	34.3 °C23 July 1988	-5.5 °C23 November 1988	11.7 °C	917 mm	7	40
1987	33.5 °C21 August 1987	-16.7 °C17 January 1987	10.7 °C	956 mm	17	66
1986	37.2 °C3 August 1986	-12.0 °C10 February 1986	10.9 °C	963 mm	11	63
1985	34.9 °C25 July 1985	-18.6 °C9 January 1985	10.3 °C	723 mm	12	75
1984	36.5 °C10 July 1984	-6.1 °C18 February 1984	10.7 °C	876 mm	10	44
1983	37.1 °C31 July 1983	-7.9 °C5 December 1983	11.3 °C	921 mm	21	63
1982	33.4 °C11 July 1982	-3.5 °C7 March 1982	11.8 °C	885 mm	10	28
1981	33.2 °C5 August 1981	-5.3 °C14 February 1981	11.1 °C	1,127 mm	6	46
1980	32.9 °C2 August 1980	-8.8 °C14 January 1980	10.3 °C	913 mm	5	56
1979	32.9 °C29 July 1979	-7.5 °C2 January 1979	10.9 °C	1,042 mm	4	54
1978	33.2 °C17 July 1978	-8.9 °C14 February 1978	10.9 °C	769 mm	4	38
1977	28.6 °C3 July 1977	-6.3 °C20 December 1977	11.4 °C	1,125 mm	0	30
1976	37.4 °C16 July 1976	-5.8 °C7 March 1976	11.8 °C	741 mm	24	51
1975	35.8 °C4 August 1975	-9.4 °C19 December 1975	11.0 °C	867 mm	13	52
1974	37.6 °C16 August 1974	-2.6 °C22 December 1974	11.6 °C	1,022 mm	8	18
1973	34.3 °C4 July 1973	-9.2 °C3 December 1973	10.8 °C	770 mm	24	75
1972	31.4 °C8 July 1972	-5.7 °C24 December 1972	10.7 °C	913 mm	4	34
1971	34.2 °C11 July 1971	-18.8 °C4 January 1971	10.8 °C	809 mm	9	65
1970	33.1 °C28 July 1970	-13.6 °C31 December 1970	11.0 °C	1,010 mm	6	59
1969	33.2 °C28 July 1969	-9.5 °C10 December 1969	11.0 °C	846 mm	12	53
1968	35.6 °C1 July 1968	-11.2 °C13 January 1968	10.9 °C	1,120 mm	4	54
1967	35.1 °C13 July 1967	-12.3 °C11 January 1967	11.4 °C	812 mm	14	43
1966	33.0 °C12 August 1966	-10.4 °C16 January 1966	11.6 °C	1,013 mm	5	38
1965	31.9 °C25 June 1965	-4.1 °C3 March 1965	10.8 °C	1,155 mm	4	40
1964	36.7 °C18 July 1964	-7.3 °C29 December 1964	11.1 °C	648 mm	15	58
1963	32.9 °C22 July 1963	-13.0 °C5 February 1963	10.3 °C	774 mm	7	67
1962	35.2 °C14 August 1962	-9.8 °C28 December 1962	10.8 °C	752 mm	14	58
1961	33.5 °C25 June 1961	-6.7 °C21 December 1961	12.4 °C	730 mm	18	32
1960	32.0 °C22 June 1960	-6.7 °C15 January 1960	11.6 °C	924 mm	6	40
1959	34.6 °C9 July 1959	-6.9 °C12 January 1959	12.7 °C	673 mm	12	29
1958	31.8 °C1 August 1958	-8.2 °C12 March 1958	11.4 °C	1,052 mm	3	39
1957	35.9 °C6 July 1957	-8.5 °C20 January 1957	11.4 °C	711 mm	11	42
1956	30.2 °C27 July 1956	-16.0 °C14 February 1956	10.0 °C	806 mm	1	62
1955	33.8 °C18 July 1955	-5.5 °C21 February 1955	11.8 °C	746 mm	6	51
1954	31.2 °C3 August 1954	-11.2 °C2 February 1954	10.5 °C	830 mm	1	51
1953	32.5 °C25 July 1953	-7.3 °C18 February 1953	11.0 °C	544 mm	5	75
1952	36.2 °C1 July 1952	-11.8 °C28 January 1952	11.3 °C	844 mm	15	57
1951	30.5 °C31 July 1951	-3.5 °C16 December 1951	10.9 °C	978 mm	1	33
1950	35.7 °C30 June 1950	-9.3 °C31 December 1950	11.3 °C	825 mm	11	49
1949	34.9 °C12 July 1949	-5.7 °C6 March 1949	11.7 °C	579 mm	16	64
1948	31.4 °C28 July 1948	-14.8 °C22 February 1948	10.9 °C	820 mm	2	47
1947	36.4 °C28 July 1947	-14.4 °C26 February 1947	12.2 °C	650 mm	37	66
1946	34.8 °C5 August 1946	-9.7 °C22 December 1946	10.8 °C	656 mm	9	62
1945	34.5 °C15 July 1945	-24.6 °C12 January 1945	11.2 °C	615 mm	14	71
1944	32.7 °C22 August 1944	-10.6 °C20 February 1944	10.5 °C	894 mm	12	80
1943	34.6 °C18 August 1943	-3.9 °C24 December 1943	11.5 °C	636 mm	15	52
1942	33.7 °C5 July 1942	-12.7 °C21 January 1942	10.8 °C	669 mm	17	90
1941	36.1 °C25 July 1941	-16.9 °C11 January 1941	10.0 °C	732 mm	14	70
1940	29.7 °C4 August 1940	-14.2 °C20 January 1940	10.1 °C	865 mm	0	76

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

17.9 °C

+2.0 °C

Hot days (≥ 30 °C)

43 d/yr

+27

Frost days (< 0 °C)

42 d/yr

-8

Annual rainfall

853 mm

+24 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	8.1 °C	+1.9 °C	84 mm	+16 mm
Feb	10.1 °C	+1.9 °C	58 mm	-5 mm
Mar	13.8 °C	+1.7 °C	59 mm	-4 mm
Apr	18.4 °C	+3.0 °C	52 mm	-17 mm
May	21.3 °C	+2.0 °C	56 mm	-26 mm
Jun	28.7 °C	+5.5 °C	41 mm	-23 mm
Jul	26.9 °C	+1.1 °C	60 mm	+7 mm
Aug	28.7 °C	+3.4 °C	100 mm	+34 mm
Sep	20.9 °C	-0.8 °C	94 mm	+19 mm
Oct	16.4 °C	-0.1 °C	95 mm	+21 mm
Nov	12.0 °C	+1.7 °C	90 mm	+12 mm
Dec	9.2 °C	+2.3 °C	65 mm	-9 mm

The year's extremes

Hottest day

40.0 °C

13 Aug 2025

Coldest day

-7.4 °C

15 Jan 2025

Wettest day

26.3 mm

27 Aug 2025

Windiest day

32.1 km/h

23 Oct 2025

Strongest gust

84.2 km/h

23 Oct 2025

Hottest feels-like

41.1 °C

13 Aug 2025

Coldest feels-like

-11.1 °C

15 Jan 2025

Snowiest day

7.8 cm

10 Jan 2025

Sunniest day

15.1 h

29 Jun 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 Bourbon-Lancy?

Bourbon-Lancy has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.5 °C and it receives 829 mm of precipitation per year.

What is the hottest day ever recorded in Bourbon-Lancy?

The hottest day measured in Bourbon-Lancy between 1940 and 2025 was 7 August 2003, reaching 41.0 °C.

What is the coldest day in Bourbon-Lancy?

The coldest day measured in Bourbon-Lancy between 1940 and 2025 was 12 January 1945, at -24.6 °C.

Does it snow in Bourbon-Lancy?

Yes. Bourbon-Lancy gets on average 16.0 cm of snow per year and has around 50 frost days.

Has the climate of Bourbon-Lancy warmed?

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

What is the wettest day in Bourbon-Lancy?

The wettest day measured in Bourbon-Lancy between 1940 and 2025 was 29 September 2000, with 79 mm of rain in 24 hours.

What was the windiest day in Bourbon-Lancy?

The windiest day measured in Bourbon-Lancy between 1940 and 2025 was 12 February 1988, with winds reaching 44.8 km/h.

What is the warmest month in Bourbon-Lancy?

The warmest month in Bourbon-Lancy is July (20.4 °C on average); the coldest is January (3.2 °C).

How much does it rain in Bourbon-Lancy?

Bourbon-Lancy receives on average 829 mm of precipitation per year, spread over about 137 rainy days.

Is it sunny in Bourbon-Lancy?

Bourbon-Lancy gets on average 8.3 hours of sunshine per day, roughly 3,030 hours per year over 1940-2025.

What is the biggest single-day snowfall in Bourbon-Lancy?

The heaviest 24-hour snowfall measured in Bourbon-Lancy between 1940 and 2025 was 23 January 2007, with 13.7 cm.

Are there tropical nights in Bourbon-Lancy?

Yes: Bourbon-Lancy has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Bourbon-Lancy?

In Bourbon-Lancy, between 1940 and 2025, the highest apparent temperature reached 42.1 °C on 27 June 2019, and the lowest was -29.2 °C on 12 January 1945.

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