Aalst, Belgium is a 78K-resident city with 139 sunny days and 19 frost days annually and an annual PM2.5 of 9.3 µg/m³. A city in Belgium.
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Dinner outside
Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 11 | 12 | 13 | 17 | 20 | 24 | 24 | 26 | 23 | 17 | 12 | 10 | 17 |
| Daily mean°C | 5 | 8 | 8 | 11 | 15 | 19 | 19 | 21 | 17 | 13 | 9 | 6 | 13 |
| Daily low°C | 1 | 4 | 4 | 6 | 10 | 14 | 15 | 16 | 12 | 9 | 4 | 2 | 8 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 2 | 8 | 14 | 18 | 24 | 28 | 27 | 29 | 27 | 18 | 9 | 4 | 17 |
| Mean feelsDaily mean feels-like°C | -5 | -2 | 1 | 7 | 16 | 20 | 19 | 22 | 16 | 9 | 3 | -4 | 9 |
| Low feelsDaily low feels-like°C | -11 | -12 | -8 | -3 | 5 | 10 | 11 | 11 | 6 | 1 | -6 | -10 | -1 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 89 | 81 | 73 | 65 | 71 | 66 | 68 | 69 | 76 | 83 | 88 | 90 | 76 |
| Dewpoint°C | 2.4 | 4.1 | 3.4 | 4.7 | 9.0 | 11.7 | 12.6 | 14.1 | 13.2 | 10.5 | 6.6 | 4.5 | 8.1 |
| Precipitation | |||||||||||||
| Rainfallmm | 61 | 78 | 72 | 48 | 72 | 77 | 90 | 80 | 74 | 120 | 65 | 81 | 918 |
| Rain days≥1mm | 10 | 12 | 12 | 9 | 9 | 12 | 15 | 14 | 8 | 14 | 11 | 16 | 142 |
| Snowfallmm | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| Snow days≥1mm | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Wind | |||||||||||||
| Wind avgm/s | 4.5 | 5.1 | 3.9 | 3.8 | 3.4 | 3.4 | 3.2 | 3.2 | 2.9 | 4.2 | 3.8 | 4.3 | 3.8 |
| Wind gustsm/s | 8.1 | 8.6 | 8.2 | 6.8 | 6.1 | 5.2 | 6.9 | 6.3 | 6.9 | 7.5 | 8.0 | 8.3 | 7.2 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 3.0 | 4.9 | 8.0 | 9.9 | 10.9 | 10.8 | 10.4 | 10.1 | 8.7 | 5.9 | 4.0 | 1.0 | 7.3 |
| Clear skyindex | 19% | 32% | 36% | 36% | 34% | 42% | 38% | 41% | 38% | 29% | 20% | 15% | 32% |
| UV indexmax avg | 0.4 | 1.0 | 1.7 | 3.0 | 4.4 | 5.1 | 4.6 | 4.3 | 2.9 | 1.5 | 0.6 | 0.3 | 2.5 |
Aalst offers a solid outdoor season. May through September are perfect for all activities. Dinner outside works 5/12 months, while walking is comfortable 12/12 months — impressive.
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Air Quality
Aalst reports an annual PM2.5 of 9.3 µg/m³. That's close to the WHO 2021 annual guideline (5 µg/m³) and well inside historically healthy ranges.
Aalst reports an annual PM2.5 of 9.3 µg/m³. That's close to the WHO 2021 annual guideline (5 µg/m³) and well inside historically healthy ranges.
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