4 to 22°C
temperature
2451 hours
sunshine per day
431 mm
rain
160 days
dry
187 days
rain
18 days
snow

Climate of Wallonia

The region Wallonia has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Wallonia is 13° degrees and there is about 431 mm of rain in a year. It is dry for 135 days a year with an average humidity of 83% and an UV-index of 3.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 4°C and 22°C
  • Night:the average nighttime temperature is between 0°C and 12°C
  • Rain: it rains 187 days and there is a total of approximately 431 mm rainfall
  • Snow: it snows an average of 18 days per year
  • Sun hours: throughout the year there are 2451 sun hours
Maximum temperature: between 4°C and 22°C
Warmest month: 22°C in July
Coldest month: 4°C in January
Night temperature: between 0°C and 12°C
Dry days: 160 days
Days with rain: 187 days
Days with snow: 18 days
Total rain sum: 431 mm
Hours of sunshine: 2451 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Wallonia.

Precipitation graph

This graph shows the average amount of rainfall per month for Wallonia.

Climate table of Wallonia

In this climate table you can see at a glance what the average weather per month is for Wallonia. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Wallonia might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 4 5 10 14 17 20 22 22 18 14 9 5
Night temp. (°C) 0 0 2 4 7 10 12 12 10 7 4 1
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 43 28 43 20 41 41 44 41 25 24 31 50
Days with rain 15 12 15 15 18 18 19 17 13 13 15 17
Days with snow 6 5 2 - - - - - - - 1 4
Dry days 10 11 14 15 13 12 12 14 17 18 14 10
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 4 4 6 9 9 9 9 10 8 6 4 4
Wind force (Bft) 3 3 3 3 2 2 2 2 2 3 3 3
UV-index 2 2 2 3 4 5 5 4 4 3 2 2

Best time to visit Wallonia

For visiting Wallonia, the best time to visit is June through September. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in the Wallonia region is 22°C in July and the lowest is 4°C in January.

Climate of Wallonia by month

What is the average climate in a given month for Wallonia? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

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