Aaigem climate — normals and trends
Aaigem has a temperate oceanic climate, averaging 10.4 °C annually with 715 mm of rain per year.
Climate normals · ERA5
AaigemFlanders
- coords
- 50.89°, 3.94°
- period
- 1940–2025 · 86 yrs
The normals for this period
The average of every indicator across the whole window: temperature, water, sky, wind and notable days.
Mean daily temperature
10.4°C
Average daily high
13.7°C
Average daily low
7.0°C
Annual rainfall
715mm
Sunshine / day
7.7h
Mean relative humidity
80%
Average peak wind
19.4km/h
Seasonal range
14.8°C
Frost days (< 0 °C)
43 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
142 d/yr
Annual snowfall
14.6 cm
Average feels-like high
11.3 °C
Average feels-like low
4.2 °C
Average peak gust
38.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.8 MJ/m²
Has the climate changed?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+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).
Climate month by month
How an average year unfolds: when it rains, when it turns hot, when the sun is out.
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
The most extreme days ever measured here, then the year-by-year detail.
Hottest day
38.7 °C
25 July 2019
Coldest day
-20.7 °C
6 January 1979
Wettest day
77 mm
29 August 1996
Windiest day
59.7 km/h
25 January 1990
Strongest gust
128.2 km/h
18 January 2007
Hottest feels-like
41.1 °C
25 July 2019
Coldest feels-like
-25.7 °C
6 January 1979
Snowiest day
13.6 cm
20 February 1957
Sunniest day
15.9 h
24 June 2020
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and compare it with the normal: warmer, drier, more extreme?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 5.5 °C | +0.3 °C | 130 mm | +69 mm |
| Feb | 7.2 °C | +0.9 °C | 48 mm | -3 mm |
| Mar | 13.0 °C | +3.2 °C | 10 mm | -46 mm |
| Apr | 17.2 °C | +3.9 °C | 22 mm | -29 mm |
| May | 19.6 °C | +2.4 °C | 41 mm | -24 mm |
| Jun | 23.9 °C | +3.8 °C | 49 mm | -14 mm |
| Jul | 24.1 °C | +2.3 °C | 86 mm | +17 mm |
| Aug | 24.1 °C | +2.4 °C | 25 mm | -39 mm |
| Sep | 20.3 °C | +1.4 °C | 39 mm | -16 mm |
| Oct | 15.0 °C | +0.5 °C | 72 mm | +14 mm |
| Nov | 10.7 °C | +1.5 °C | 51 mm | -11 mm |
| Dec | 8.6 °C | +2.4 °C | 27 mm | -35 mm |
The year's extremes
What was the weather like that day?
The weather actually measured on a given date, anywhere in the covered window.
Aaigem (Belgium) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.4 °C and it receives 715 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 (17.9 °C on average) and the coldest is January (3.1 °C). Rainfall peaks in July.
Aaigem averages 43 frost days, 3 hot days (≥ 30 °C) and 142 rainy days per year.
Aaigem 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 59 to 27 per year over the period.
The hottest day of the period reached 38.7 °C (on 25 July 2019) and the coldest -20.7 °C (on 6 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.
Frequently asked questions
What is the climate of Aaigem?
Aaigem has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.4 °C and it receives 715 mm of precipitation per year.
What is the hottest day ever recorded in Aaigem?
The hottest day measured in Aaigem between 1940 and 2025 was 25 July 2019, reaching 38.7 °C.
What is the coldest day in Aaigem?
The coldest day measured in Aaigem between 1940 and 2025 was 6 January 1979, at -20.7 °C.
Does it snow in Aaigem?
Yes. Aaigem gets on average 14.6 cm of snow per year and has around 43 frost days.
Has the climate of Aaigem warmed?
Yes: Aaigem warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Aaigem?
The wettest day measured in Aaigem between 1940 and 2025 was 29 August 1996, with 77 mm of rain in 24 hours.
What was the windiest day in Aaigem?
The windiest day measured in Aaigem between 1940 and 2025 was 25 January 1990, with winds reaching 59.7 km/h.
What is the warmest month in Aaigem?
The warmest month in Aaigem is July (17.9 °C on average); the coldest is January (3.1 °C).
How much does it rain in Aaigem?
Aaigem receives on average 715 mm of precipitation per year, spread over about 142 rainy days.
Is it sunny in Aaigem?
Aaigem gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Aaigem?
The heaviest 24-hour snowfall measured in Aaigem between 1940 and 2025 was 20 February 1957, with 13.6 cm.
Are there tropical nights in Aaigem?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Aaigem.
What was the most extreme apparent temperature in Aaigem?
In Aaigem, between 1940 and 2025, the highest apparent temperature reached 41.1 °C on 25 July 2019, and the lowest was -25.7 °C on 6 January 1979.
These forecasts and records come from our own weather API. Developer documentation →
Compare Aaigem with another city
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Nearby cities
The climate around Aaigem