Roye climate — normals and trends
Roye (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.4 °C and it receives 683 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 (18.0 °C on average) and the coldest is January (3.1 °C). Rainfall peaks in May.
Roye averages 45 frost days, 4 hot days (≥ 30 °C) and 133 rainy days per year.
Roye has warmed by +1.9 °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 60 to 30 per year over the period.
The hottest day of the period reached 41.7 °C (on 25 July 2019) and the coldest -22.4 °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
RoyeHauts-de-France
- coords
- 49.70°, 2.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.4°C
Average daily high
14.0°C
Average daily low
7.0°C
Annual rainfall
683mm
Sunshine / day
7.8h
Mean relative humidity
80%
Average peak wind
19.4km/h
Seasonal range
14.9°C
Frost days (< 0 °C)
45 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
14.4 cm
Average feels-like high
11.6 °C
Average feels-like low
4.1 °C
Average peak gust
37.5 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.45 · 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
41.7 °C
25 July 2019
Coldest day
-22.4 °C
30 December 1950
Wettest day
43 mm
20 June 1992
Windiest day
57.2 km/h
13 January 2017
Strongest gust
117.7 km/h
24 November 1984
Hottest feels-like
40.1 °C
25 July 2019
Coldest feels-like
-27.0 °C
30 December 1950
Snowiest day
12.5 cm
9 January 1968
Sunniest day
15.9 h
27 June 1940
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 | 5.6 °C | +0.2 °C | 158 mm | +102 mm |
| Feb | 7.1 °C | +0.3 °C | 38 mm | -12 mm |
| Mar | 13.2 °C | +2.9 °C | 17 mm | -37 mm |
| Apr | 18.2 °C | +4.6 °C | 23 mm | -29 mm |
| May | 19.8 °C | +2.6 °C | 44 mm | -20 mm |
| Jun | 24.7 °C | +4.5 °C | 51 mm | -9 mm |
| Jul | 24.5 °C | +2.1 °C | 77 mm | +20 mm |
| Aug | 25.1 °C | +2.7 °C | 26 mm | -31 mm |
| Sep | 19.9 °C | +0.5 °C | 63 mm | +11 mm |
| Oct | 15.3 °C | +0.4 °C | 73 mm | +15 mm |
| Nov | 10.7 °C | +1.4 °C | 64 mm | +2 mm |
| Dec | 8.5 °C | +2.2 °C | 38 mm | -24 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 Roye?
Roye has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.4 °C and it receives 683 mm of precipitation per year.
What is the hottest day ever recorded in Roye?
The hottest day measured in Roye between 1940 and 2025 was 25 July 2019, reaching 41.7 °C.
What is the coldest day in Roye?
The coldest day measured in Roye between 1940 and 2025 was 30 December 1950, at -22.4 °C.
Does it snow in Roye?
Yes. Roye gets on average 14.4 cm of snow per year and has around 45 frost days.
Has the climate of Roye warmed?
Yes: Roye warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Roye?
The wettest day measured in Roye between 1940 and 2025 was 20 June 1992, with 43 mm of rain in 24 hours.
What was the windiest day in Roye?
The windiest day measured in Roye between 1940 and 2025 was 13 January 2017, with winds reaching 57.2 km/h.
What is the warmest month in Roye?
The warmest month in Roye is July (18.0 °C on average); the coldest is January (3.1 °C).
How much does it rain in Roye?
Roye receives on average 683 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Roye?
Roye 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 Roye?
The heaviest 24-hour snowfall measured in Roye between 1940 and 2025 was 9 January 1968, with 12.5 cm.
Are there tropical nights in Roye?
Yes: Roye has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Roye?
In Roye, between 1940 and 2025, the highest apparent temperature reached 40.1 °C on 25 July 2019, and the lowest was -27.0 °C on 30 December 1950.
Compare Roye with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Roye