Gray climate — normals and trends
Gray (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.8 °C and it receives 932 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 (19.8 °C on average) and the coldest is January (2.1 °C). Rainfall peaks in November.
Gray averages 55 frost days, 11 hot days (≥ 30 °C) and 146 rainy days per year.
Gray has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 66 to 44 per year over the period.
The hottest day of the period reached 40.3 °C (on 25 July 2019) and the coldest -20.7 °C (on 16 January 1985).
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
GrayBourgogne
- coords
- 47.45°, 5.59°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.8°C
Average daily high
14.9°C
Average daily low
7.1°C
Annual rainfall
932mm
Sunshine / day
8.2h
Mean relative humidity
76%
Average peak wind
16.4km/h
Seasonal range
17.7°C
Frost days (< 0 °C)
55 d/yr
Hot days (≥ 30 °C)
11 d/yr
Rainy days (≥ 1 mm)
146 d/yr
Annual snowfall
27.3 cm
Average feels-like high
12.8 °C
Average feels-like low
4.6 °C
Average peak gust
34.1 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
12.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.43 · 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
40.3 °C
25 July 2019
Coldest day
-20.7 °C
16 January 1985
Wettest day
64 mm
30 August 1968
Windiest day
56.0 km/h
26 December 1999
Strongest gust
125.3 km/h
26 December 1999
Hottest feels-like
41.7 °C
30 June 2019
Coldest feels-like
-26.3 °C
10 February 1956
Snowiest day
16.9 cm
7 January 1994
Sunniest day
15.1 h
2 July 1949
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 | 6.7 °C | +2.1 °C | 101 mm | +21 mm |
| Feb | 8.5 °C | +1.8 °C | 59 mm | -15 mm |
| Mar | 13.6 °C | +2.5 °C | 48 mm | -23 mm |
| Apr | 17.9 °C | +3.1 °C | 65 mm | -8 mm |
| May | 20.5 °C | +1.7 °C | 56 mm | -31 mm |
| Jun | 27.3 °C | +4.8 °C | 73 mm | -4 mm |
| Jul | 25.8 °C | +1.0 °C | 57 mm | -6 mm |
| Aug | 27.5 °C | +3.0 °C | 105 mm | +33 mm |
| Sep | 20.0 °C | -0.8 °C | 142 mm | +65 mm |
| Oct | 15.6 °C | +0.3 °C | 105 mm | +25 mm |
| Nov | 10.7 °C | +1.8 °C | 94 mm | +3 mm |
| Dec | 7.6 °C | +2.2 °C | 53 mm | -34 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 Gray?
Gray has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.8 °C and it receives 932 mm of precipitation per year.
What is the hottest day ever recorded in Gray?
The hottest day measured in Gray between 1940 and 2025 was 25 July 2019, reaching 40.3 °C.
What is the coldest day in Gray?
The coldest day measured in Gray between 1940 and 2025 was 16 January 1985, at -20.7 °C.
Does it snow in Gray?
Yes. Gray gets on average 27.3 cm of snow per year and has around 55 frost days.
Has the climate of Gray warmed?
Yes: Gray warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gray?
The wettest day measured in Gray between 1940 and 2025 was 30 August 1968, with 64 mm of rain in 24 hours.
What was the windiest day in Gray?
The windiest day measured in Gray between 1940 and 2025 was 26 December 1999, with winds reaching 56.0 km/h.
What is the warmest month in Gray?
The warmest month in Gray is July (19.8 °C on average); the coldest is January (2.1 °C).
How much does it rain in Gray?
Gray receives on average 932 mm of precipitation per year, spread over about 146 rainy days.
Is it sunny in Gray?
Gray gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.
What is the biggest single-day snowfall in Gray?
The heaviest 24-hour snowfall measured in Gray between 1940 and 2025 was 7 January 1994, with 16.9 cm.
Are there tropical nights in Gray?
Yes: Gray has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Gray?
In Gray, between 1940 and 2025, the highest apparent temperature reached 41.7 °C on 30 June 2019, and the lowest was -26.3 °C on 10 February 1956.
Compare Gray with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Gray