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Level 1Exercise normal precautions
Exercise normal precautions
When to go · Climate guide
Belgiumwhen to go
Belgium's national averages run from 6 °C in January to 23 °C in August, with rainfall between 57 mm in April and 95 mm in January and 1.5–6.9 hours of sun a day. Against the default preferences (under 2.7 mm of rain a day, at least 6 hours of sun), the strongest months are July, August and June. Its 11 regions span 13–15 °C in annual mean temperature, so the national figure hides a good deal.
- Capital
- Brussels
- Region
- Europe
- TZ
- Europe/Brussels
- Area
- 30,739 km²
Best months to visit
When Belgium shines
Climate at a glance · 10-year ERA5
A decade of weather, in one page
— daytime high— overnight low▬ typical range
View data table
| Month | Average daytime high (°C) | Average overnight low (°C) | Typical low | Typical high |
|---|---|---|---|---|
| January | 5.5 | 1.4 | -5.0 | 11.3 |
| February | 7.8 | 2.3 | -4.4 | 15.0 |
| March | 10.7 | 3.4 | -2.0 | 17.2 |
| April | 13.9 | 5.1 | -0.4 | 22.0 |
| May | 17.9 | 8.7 | 2.9 | 25.2 |
| June | 21.8 | 12.8 | 8.3 | 28.9 |
| July | 22.8 | 13.7 | 10.0 | 29.9 |
| August | 23.0 | 14.0 | 10.3 | 31.2 |
| September | 19.8 | 11.4 | 5.8 | 26.9 |
| October | 15.0 | 8.9 | 3.8 | 21.7 |
| November | 9.4 | 4.6 | -0.9 | 14.9 |
| December | 6.9 | 3.0 | -3.1 | 12.5 |
View data table
| Month | Rainfall (mm) |
|---|---|
| January | 95 |
| February | 75 |
| March | 75 |
| April | 57 |
| May | 72 |
| June | 85 |
| July | 73 |
| August | 73 |
| September | 73 |
| October | 86 |
| November | 75 |
| December | 87 |
View data table
| Month | Sunshine hours (hr / day) |
|---|---|
| January | 2.0 |
| February | 3.4 |
| March | 4.9 |
| April | 6.8 |
| May | 6.9 |
| June | 6.9 |
| July | 6.7 |
| August | 6.3 |
| September | 5.4 |
| October | 3.4 |
| November | 2.4 |
| December | 1.5 |
— average▬ typical range
View data table
| Month | Average wind speed (km/h) | Typical low | Typical high |
|---|---|---|---|
| January | 16.3 | 5.8 | 28.6 |
| February | 17.1 | 7.7 | 30.9 |
| March | 15.0 | 7.4 | 27.9 |
| April | 13.1 | 7.0 | 22.0 |
| May | 12.4 | 6.5 | 19.6 |
| June | 11.9 | 6.6 | 19.5 |
| July | 11.8 | 6.2 | 19.9 |
| August | 11.5 | 6.1 | 19.0 |
| September | 12.2 | 6.3 | 22.4 |
| October | 14.8 | 6.0 | 24.5 |
| November | 15.0 | 6.8 | 25.9 |
| December | 16.3 | 7.0 | 28.4 |
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Snow depth
Snow depth for Belgium is part of the Premium map and its district-level detail. See what Premium includes.
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Sea surface temperature
Sea surface temperature for Belgium is part of the Premium map and its district-level detail. See what Premium includes.
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Heat index
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Humidity
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What’s open · year round
Things to do in Belgium
The single entry below runs to a calendar rather than standing open — it has a window, not opening hours.
- At its best
Opening seasons are checked by hand against the operators and parks themselves, not derived from the climate figures on this page. Last reviewed 2026-08-28. Dates move — confirm before you book.
Safety · 6 governments
What the governments say about Belgium
Combined advisory · most-cautious-wins
Exercise increased caution
Highest level across 6 governments · Advisory last changed
See breakdown by countryHide breakdown
CA
Level 2Exercise increased caution
Exercise increased caution
DE
Level 1Exercise normal precautions
Exercise normal precautions
NL
Level 1Exercise normal precautions
Exercise normal precautions
UK
Level 1Exercise normal precautions
Exercise normal precautions
US
Level 2Exercise increased caution
Exercise increased caution
Month by month
A year in Belgium, in order
- JanJanuary5.5°C · 95 mm · 2.0 hr/day
Around 6 °C with 95 mm of rain and 2.0 hours of sun a day.
Around 6 °C with 95 mm of rain and 2.0 hours of sun a day.
- FebFebruary7.8°C · 75 mm · 3.4 hr/day
Around 8 °C with 74 mm of rain and 3.4 hours of sun a day.
Around 8 °C with 74 mm of rain and 3.4 hours of sun a day.
- MarMarch10.7°C · 75 mm · 4.9 hr/day
Around 11 °C with 75 mm of rain and 4.9 hours of sun a day.
Around 11 °C with 75 mm of rain and 4.9 hours of sun a day.
- AprApril13.9°C · 57 mm · 6.8 hr/day
Around 14 °C with 57 mm of rain and 6.8 hours of sun a day.
Around 14 °C with 57 mm of rain and 6.8 hours of sun a day.
- MayMay17.9°C · 72 mm · 6.9 hr/day
Around 18 °C with 72 mm of rain and 6.9 hours of sun a day.
Around 18 °C with 72 mm of rain and 6.9 hours of sun a day.
- JunJune21.8°C · 85 mm · 6.9 hr/day
Around 22 °C with 85 mm of rain and 6.9 hours of sun a day.
Around 22 °C with 85 mm of rain and 6.9 hours of sun a day.
- JulJuly22.8°C · 73 mm · 6.7 hr/day
Around 23 °C with 73 mm of rain and 6.7 hours of sun a day.
Around 23 °C with 73 mm of rain and 6.7 hours of sun a day.
- AugAugust23.0°C · 73 mm · 6.3 hr/day
Around 23 °C with 73 mm of rain and 6.3 hours of sun a day.
Around 23 °C with 73 mm of rain and 6.3 hours of sun a day.
- SepSeptember19.8°C · 73 mm · 5.4 hr/day
Around 20 °C with 73 mm of rain and 5.4 hours of sun a day.
Around 20 °C with 73 mm of rain and 5.4 hours of sun a day.
- OctOctober15.0°C · 86 mm · 3.4 hr/day
Around 15 °C with 86 mm of rain and 3.4 hours of sun a day.
Around 15 °C with 86 mm of rain and 3.4 hours of sun a day.
- NovNovember9.4°C · 75 mm · 2.4 hr/day
Around 9 °C with 75 mm of rain and 2.4 hours of sun a day.
Around 9 °C with 75 mm of rain and 2.4 hours of sun a day.
- DecDecember6.9°C · 87 mm · 1.5 hr/day
Around 7 °C with 87 mm of rain and 1.5 hours of sun a day.
Around 7 °C with 87 mm of rain and 1.5 hours of sun a day.
Same climate · neighbouring countries
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