Rochefort climate — normals and trends
Rochefort (Belgium) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.0 °C and it receives 881 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 (16.8 °C on average) and the coldest is January (1.3 °C). Rainfall peaks in December.
Rochefort averages 63 frost days, 2 hot days (≥ 30 °C) and 161 rainy days per year.
Rochefort 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 79 to 47 per year over the period.
The hottest day of the period reached 36.9 °C (on 25 July 2019) and the coldest -22.4 °C (on 1 January 1979).
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
RochefortWallonia
- coords
- 50.16°, 5.22°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.0°C
Average daily high
12.4°C
Average daily low
5.8°C
Annual rainfall
881mm
Sunshine / day
7.2h
Mean relative humidity
82%
Average peak wind
19.9km/h
Seasonal range
15.5°C
Frost days (< 0 °C)
63 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
161 d/yr
Annual snowfall
41.9 cm
Average feels-like high
9.8 °C
Average feels-like low
2.7 °C
Average peak gust
38.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.42 · 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
36.9 °C
25 July 2019
Coldest day
-22.4 °C
1 January 1979
Wettest day
55 mm
4 November 1940
Windiest day
58.1 km/h
24 November 1984
Strongest gust
126.0 km/h
24 November 1984
Hottest feels-like
39.2 °C
25 July 2019
Coldest feels-like
-28.0 °C
1 January 1979
Snowiest day
14.5 cm
13 December 1952
Sunniest day
15.6 h
1 July 2018
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 | 4.5 °C | +1.1 °C | 167 mm | +91 mm |
| Feb | 6.1 °C | +1.4 °C | 46 mm | -22 mm |
| Mar | 12.4 °C | +3.8 °C | 13 mm | -59 mm |
| Apr | 16.2 °C | +4.0 °C | 48 mm | -19 mm |
| May | 18.4 °C | +2.2 °C | 52 mm | -23 mm |
| Jun | 23.2 °C | +4.1 °C | 78 mm | -1 mm |
| Jul | 22.7 °C | +1.7 °C | 115 mm | +34 mm |
| Aug | 23.2 °C | +2.5 °C | 35 mm | -41 mm |
| Sep | 18.2 °C | +0.5 °C | 118 mm | +54 mm |
| Oct | 13.1 °C | 0.0 °C | 87 mm | +20 mm |
| Nov | 9.4 °C | +1.8 °C | 65 mm | -12 mm |
| Dec | 7.5 °C | +3.0 °C | 28 mm | -54 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 Rochefort?
Rochefort has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.0 °C and it receives 881 mm of precipitation per year.
What is the hottest day ever recorded in Rochefort?
The hottest day measured in Rochefort between 1940 and 2025 was 25 July 2019, reaching 36.9 °C.
What is the coldest day in Rochefort?
The coldest day measured in Rochefort between 1940 and 2025 was 1 January 1979, at -22.4 °C.
Does it snow in Rochefort?
Yes. Rochefort gets on average 41.9 cm of snow per year and has around 63 frost days.
Has the climate of Rochefort warmed?
Yes: Rochefort warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rochefort?
The wettest day measured in Rochefort between 1940 and 2025 was 4 November 1940, with 55 mm of rain in 24 hours.
What was the windiest day in Rochefort?
The windiest day measured in Rochefort between 1940 and 2025 was 24 November 1984, with winds reaching 58.1 km/h.
What is the warmest month in Rochefort?
The warmest month in Rochefort is July (16.8 °C on average); the coldest is January (1.3 °C).
How much does it rain in Rochefort?
Rochefort receives on average 881 mm of precipitation per year, spread over about 161 rainy days.
Is it sunny in Rochefort?
Rochefort gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.
What is the biggest single-day snowfall in Rochefort?
The heaviest 24-hour snowfall measured in Rochefort between 1940 and 2025 was 13 December 1952, with 14.5 cm.
Are there tropical nights in Rochefort?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Rochefort.
What was the most extreme apparent temperature in Rochefort?
In Rochefort, between 1940 and 2025, the highest apparent temperature reached 39.2 °C on 25 July 2019, and the lowest was -28.0 °C on 1 January 1979.
Compare Rochefort with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rochefort