Paris climate — normals and trends
Paris (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.4 °C and it receives 1,140 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 (28.0 °C on average) and the coldest is January (5.8 °C). Rainfall peaks in May.
Paris averages 34 frost days, 102 hot days (≥ 30 °C) and 104 rainy days per year.
Paris has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 38 to 30 per year over the period.
The hottest day of the period reached 43.6 °C (on 2 August 2011) and the coldest -18.5 °C (on 23 December 1989).
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
ParisTexas
- coords
- 33.66°, -95.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.4°C
Average daily high
23.0°C
Average daily low
12.6°C
Annual rainfall
1,140mm
Sunshine / day
9.3h
Mean relative humidity
70%
Average peak wind
15.1km/h
Seasonal range
22.2°C
Frost days (< 0 °C)
34 d/yr
Hot days (≥ 30 °C)
102 d/yr
Rainy days (≥ 1 mm)
104 d/yr
Annual snowfall
7.4 cm
Average feels-like high
23.3 °C
Average feels-like low
11.7 °C
Average peak gust
34.5 km/h
Tropical nights (≥ 20 °C)
103 d/yr
Solar radiation
16.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.38 · 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
43.6 °C
2 August 2011
Coldest day
-18.5 °C
23 December 1989
Wettest day
147 mm
27 December 2015
Windiest day
42.4 km/h
12 September 1961
Strongest gust
101.2 km/h
17 March 1987
Hottest feels-like
46.3 °C
3 August 2011
Coldest feels-like
-23.9 °C
23 December 1989
Snowiest day
16.5 cm
1 March 1942
Sunniest day
13.8 h
22 June 2021
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 | 10.0 °C | -1.2 °C | 128 mm | +55 mm |
| Feb | 14.1 °C | +0.4 °C | 62 mm | -23 mm |
| Mar | 22.5 °C | +4.3 °C | 72 mm | -43 mm |
| Apr | 24.3 °C | +1.5 °C | 196 mm | +55 mm |
| May | 26.9 °C | +0.1 °C | 172 mm | +15 mm |
| Jun | 31.5 °C | +0.4 °C | 87 mm | -9 mm |
| Jul | 33.7 °C | +0.2 °C | 67 mm | +4 mm |
| Aug | 33.4 °C | -0.4 °C | 69 mm | +16 mm |
| Sep | 31.7 °C | +1.7 °C | 33 mm | -47 mm |
| Oct | 27.4 °C | +3.1 °C | 77 mm | -22 mm |
| Nov | 21.7 °C | +4.1 °C | 89 mm | -7 mm |
| Dec | 16.4 °C | +3.6 °C | 12 mm | -71 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 Paris?
Paris has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.4 °C and it receives 1,140 mm of precipitation per year.
What is the hottest day ever recorded in Paris?
The hottest day measured in Paris between 1940 and 2025 was 2 August 2011, reaching 43.6 °C.
What is the coldest day in Paris?
The coldest day measured in Paris between 1940 and 2025 was 23 December 1989, at -18.5 °C.
Does it snow in Paris?
Yes. Paris gets on average 7.4 cm of snow per year and has around 34 frost days.
Has the climate of Paris warmed?
Yes: Paris warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Paris?
The wettest day measured in Paris between 1940 and 2025 was 27 December 2015, with 147 mm of rain in 24 hours.
What was the windiest day in Paris?
The windiest day measured in Paris between 1940 and 2025 was 12 September 1961, with winds reaching 42.4 km/h.
What is the warmest month in Paris?
The warmest month in Paris is July (28.0 °C on average); the coldest is January (5.8 °C).
How much does it rain in Paris?
Paris receives on average 1,140 mm of precipitation per year, spread over about 104 rainy days.
Is it sunny in Paris?
Paris gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
What is the biggest single-day snowfall in Paris?
The heaviest 24-hour snowfall measured in Paris between 1940 and 2025 was 1 March 1942, with 16.5 cm.
Are there tropical nights in Paris?
Yes: Paris has on average 103 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Paris?
In Paris, between 1940 and 2025, the highest apparent temperature reached 46.3 °C on 3 August 2011, and the lowest was -23.9 °C on 23 December 1989.
Compare Paris with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Paris