Paris · France

Paris in September: every year compared

In September, Paris averages highs of 21.0 °C and lows of 11.7 °C, with 47 mm of precipitation. The warmest September was 2023 (20.1 °C), the coldest 1952 (12.4 °C).

Avg. highAvg. high 21.0 °C

Avg. lowAvg. low 11.7 °C

PrecipitationPrecipitation 47 mm

Rainy daysRainy days 8

Day by day through September

Normal high and low for each day of September in Paris.

Normal high and low, day by dayNormal 1991–2020

Every September in Paris, ranked

86 months of September since 1940. The last one, 2025, ranks 43 of 86 (−0.1 °C vs normal).

194019832025

2025 · 16.0 °C · −0.1 °C vs normal · rank 43 of 86

Warmest years

1202320.1 °C
2194919.3 °C
3196119.1 °C
4194719.0 °C
5200618.9 °C

Coldest years

1195212.4 °C
2197212.9 °C
3198613.0 °C
4200113.9 °C
5196513.9 °C

All 86 years in a table

Year	Mean temperature	Daytime highs	Night lows	Precipitation	Hot days (30 °C+)	Rainy days
2025	16.0 °C	20.6 °C	12.1 °C	60 mm	1 day	14 days
2024	15.9 °C	19.7 °C	12.4 °C	111 mm	0 days	16 days
2023	20.1 °C	26.0 °C	14.8 °C	53 mm	8 days	7 days
2022	16.4 °C	21.4 °C	12.0 °C	75 mm	0 days	13 days
2021	17.9 °C	23.3 °C	13.0 °C	55 mm	1 day	9 days
2020	18.1 °C	23.8 °C	12.9 °C	36 mm	3 days	6 days
2019	16.8 °C	22.1 °C	11.9 °C	32 mm	0 days	7 days
2018	16.8 °C	22.8 °C	10.9 °C	20 mm	0 days	4 days
2017	15.0 °C	19.2 °C	11.3 °C	85 mm	0 days	14 days
2016	18.5 °C	23.8 °C	13.7 °C	23 mm	2 days	5 days
2015	14.6 °C	18.9 °C	10.3 °C	59 mm	0 days	9 days
2014	17.3 °C	22.7 °C	12.3 °C	17 mm	0 days	4 days
2013	16.5 °C	21.1 °C	12.1 °C	54 mm	2 days	9 days
2012	15.6 °C	21.1 °C	10.4 °C	39 mm	1 day	8 days
2011	17.7 °C	22.9 °C	13.0 °C	37 mm	2 days	9 days
2010	15.4 °C	20.3 °C	10.6 °C	48 mm	0 days	10 days
2009	16.6 °C	21.7 °C	11.9 °C	25 mm	0 days	4 days
2008	14.6 °C	19.6 °C	10.2 °C	34 mm	0 days	7 days
2007	14.9 °C	19.8 °C	10.3 °C	21 mm	0 days	6 days
2006	18.9 °C	24.1 °C	14.4 °C	46 mm	1 day	8 days
2005	17.4 °C	22.3 °C	12.7 °C	39 mm	1 day	9 days
2004	17.3 °C	22.2 °C	12.6 °C	13 mm	0 days	3 days
2003	16.5 °C	22.7 °C	10.9 °C	13 mm	2 days	3 days
2002	15.1 °C	20.0 °C	10.6 °C	21 mm	0 days	7 days
2001	13.9 °C	17.7 °C	10.4 °C	92 mm	0 days	13 days
2000	16.9 °C	21.3 °C	12.8 °C	39 mm	0 days	9 days
1999	18.0 °C	22.4 °C	14.2 °C	122 mm	1 day	17 days
1998	16.1 °C	20.1 °C	12.7 °C	86 mm	0 days	14 days
1997	16.4 °C	22.8 °C	10.4 °C	12 mm	0 days	2 days
1996	14.0 °C	18.9 °C	9.5 °C	41 mm	0 days	5 days
1995	14.4 °C	18.5 °C	10.7 °C	89 mm	0 days	14 days
1994	14.5 °C	18.2 °C	11.4 °C	95 mm	0 days	15 days
1993	14.3 °C	18.2 °C	10.9 °C	93 mm	0 days	14 days
1992	15.1 °C	19.2 °C	11.2 °C	44 mm	0 days	9 days
1991	17.2 °C	22.0 °C	12.7 °C	44 mm	0 days	9 days
1990	15.0 °C	19.8 °C	10.2 °C	32 mm	0 days	4 days
1989	16.4 °C	21.1 °C	12.0 °C	42 mm	0 days	7 days
1988	15.0 °C	18.4 °C	12.0 °C	48 mm	0 days	8 days
1987	17.3 °C	21.4 °C	13.5 °C	41 mm	0 days	9 days
1986	13.0 °C	17.7 °C	8.5 °C	54 mm	0 days	7 days
1985	16.7 °C	21.9 °C	11.7 °C	20 mm	0 days	3 days
1984	14.6 °C	17.7 °C	11.8 °C	93 mm	1 day	17 days
1983	15.7 °C	19.8 °C	11.5 °C	47 mm	0 days	10 days
1982	17.6 °C	22.8 °C	12.7 °C	79 mm	1 day	13 days
1981	16.1 °C	20.3 °C	12.2 °C	45 mm	0 days	12 days
1980	16.5 °C	21.3 °C	12.1 °C	34 mm	0 days	8 days
1979	15.3 °C	20.0 °C	10.8 °C	27 mm	0 days	6 days
1978	14.9 °C	19.9 °C	10.1 °C	26 mm	0 days	9 days
1977	14.1 °C	18.9 °C	9.3 °C	27 mm	0 days	7 days
1976	15.0 °C	19.2 °C	10.7 °C	75 mm	0 days	14 days
1975	15.8 °C	19.8 °C	11.9 °C	119 mm	0 days	13 days
1974	14.4 °C	18.1 °C	10.6 °C	88 mm	0 days	18 days
1973	16.8 °C	22.2 °C	11.8 °C	72 mm	3 days	12 days
1972	12.9 °C	17.4 °C	8.6 °C	51 mm	0 days	9 days
1971	15.1 °C	20.6 °C	9.8 °C	16 mm	0 days	4 days
1970	16.4 °C	21.3 °C	11.5 °C	59 mm	0 days	13 days
1969	16.0 °C	20.3 °C	11.9 °C	31 mm	0 days	7 days
1968	15.3 °C	19.0 °C	11.8 °C	90 mm	0 days	15 days
1967	15.3 °C	19.2 °C	11.3 °C	91 mm	0 days	13 days
1966	16.4 °C	21.3 °C	12.1 °C	30 mm	0 days	7 days
1965	13.9 °C	17.8 °C	10.0 °C	108 mm	0 days	19 days
1964	17.0 °C	21.6 °C	12.6 °C	61 mm	0 days	7 days
1963	15.6 °C	19.6 °C	11.9 °C	38 mm	0 days	7 days
1962	15.4 °C	20.2 °C	10.7 °C	25 mm	1 day	8 days
1961	19.1 °C	24.2 °C	14.6 °C	45 mm	3 days	10 days
1960	14.7 °C	18.9 °C	10.8 °C	60 mm	0 days	10 days
1959	17.9 °C	23.8 °C	12.4 °C	0 mm	0 days	0 days
1958	17.2 °C	21.5 °C	13.5 °C	51 mm	0 days	11 days
1957	15.4 °C	19.6 °C	11.5 °C	91 mm	0 days	12 days
1956	17.0 °C	21.2 °C	13.3 °C	37 mm	0 days	7 days
1955	15.8 °C	20.2 °C	11.3 °C	32 mm	0 days	8 days
1954	15.0 °C	18.4 °C	11.3 °C	84 mm	0 days	15 days
1953	16.1 °C	20.7 °C	11.6 °C	45 mm	0 days	9 days
1952	12.4 °C	15.5 °C	9.0 °C	132 mm	0 days	19 days
1951	16.3 °C	20.1 °C	12.5 °C	41 mm	0 days	8 days
1950	14.9 °C	18.0 °C	11.6 °C	65 mm	0 days	12 days
1949	19.3 °C	23.7 °C	15.1 °C	59 mm	2 days	10 days
1948	15.1 °C	19.5 °C	10.6 °C	41 mm	0 days	5 days
1947	19.0 °C	24.1 °C	14.0 °C	11 mm	4 days	5 days
1946	16.5 °C	21.2 °C	12.1 °C	40 mm	0 days	10 days
1945	16.7 °C	21.3 °C	12.5 °C	29 mm	0 days	12 days
1944	14.7 °C	18.6 °C	11.3 °C	73 mm	0 days	9 days
1943	15.9 °C	20.3 °C	11.3 °C	50 mm	0 days	10 days
1942	17.2 °C	22.1 °C	12.5 °C	55 mm	2 days	10 days
1941	16.1 °C	21.2 °C	10.9 °C	24 mm	0 days	3 days
1940	15.8 °C	20.4 °C	11.5 °C	39 mm	2 days	6 days

September records

Hottest day

34.9 °C

September 9, 2023 estimate

Nearby station: 35.6 °C on September 9, 1911 measured

Coldest night

2.8 °C

September 30, 2018 estimate

Nearby station: 2.7 °C on September 20, 1952 measured

Wettest day

45 mm

September 21, 1967 estimate

The weather on your birthday in Paris

Any day since 1940: high, low, rain, snow, and how warm it was compared with the same date in every other year.

Questions & answers

How warm is Paris in September?

Highs average 21.0 °C and lows 11.7 °C. A typical September brings 1 hot days (30 °C or more) and 0 frost days.

Does it rain a lot in Paris in September?

About 47 mm falls in September, over some 8 days with at least 1 mm. The wettest September was 1952 (132 mm), the driest 1959 (0 mm).

What was the warmest September in Paris?

2023, with a mean temperature of 20.1 °C. The coldest was 1952 (12.4 °C). The last one, 2025, ranks 43 of 86.