Mild
Average highs are around 22°C, so days are mild rather than hot.
Weather Guide
Belgium Average Monthly Weather
Weather score31Poor annual avg
Best months: August, July, June
Across the year, average daytime temperatures are around 14°C, sunshine averages 4.4h per day, and rainfall totals about 785mm. Sea temperatures average 7°C across the year.
Annual weather
Annual averages
Temp
14°C
Rain
785mm
Annual total
Sun
4.4h
Sea
7°C
Weather score
31
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 71mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 11°C, so the water can feel cool.
Map
Weather map
Compare Belgium with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
July22°C average high
July is one of Belgium's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
July71mm average rain
July is close to Belgium's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
Sun
July6.6 hours average sun
July is one of Belgium's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
July11°C average sea
July is one of Belgium's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to September
Sea temperatures are usually near 11°C in this stretch, so swimming comfort is at its strongest.
Weather score
July51 weather score
July is one of Belgium's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
