Switzerland·BSL·Europe
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Overview
Flying to Basel
Country
Switzerland
Region
Europe
Airport
BSL
Cheapest month we saw
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Climate
Weather in Basel, month by month
The warmest month in Basel is July, at an average high of 77°F; the coolest is January at 41°F. July brings the most rain.
| Month | High | Low | Rain |
|---|---|---|---|
| January | 41°F | 28°F | 3.4 in |
| February | 45°F | 30°F | 3.3 in |
| March | 52°F | 34°F | 3.3 in |
| April | 57°F | 39°F | 4.1 in |
| May | 66°F | 48°F | 4.3 in |
| June | 73°F | 55°F | 4.8 in |
| July | 77°F | 59°F | 5.4 in |
| August | 75°F | 57°F | 3.9 in |
| Septemberthis month | 70°F | 52°F | 3.7 in |
| October | 59°F | 45°F | 4.6 in |
| November | 48°F | 36°F | 3.5 in |
| December | 43°F | 30°F | 3.7 in |
Ten-year average (2015–2024) of measured daily observations, not a brochure estimate.
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Good to know
Flying to Basel — your questions answered
- When is it warm in Basel?
- July is the warmest month in Basel, averaging a daily high of 77°F, and 2 of the 12 months average 75°F or warmer. The coolest is January at 41°F. These are ten-year averages (2015–2024) of measured observations, not estimates.
- What is the weather like in Basel in September?
- In September, Basel averages a daily high of 70°F and an overnight low of 52°F; about 3.7 inches of rain fall across the month. Ten-year measured averages — an individual week can differ.
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