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The best time to visit Basel
May, June, September and October — daytime highs around 21°C. Every number on this page is measured, not guessed.
Basel month by month
| Month | Day | Night | Wet days | |
|---|---|---|---|---|
| January | 6°C | -1°C | 15 | |
| February | 9°C | 1°C | 13 | |
| March | 12°C | 2°C | 12 | |
| April | 15°C | 5°C | 13 | Shoulder |
| May | 19°C | 9°C | 16 | Best |
| June | 25°C | 14°C | 14 | Best |
| July | 26°C | 16°C | 13 | Shoulder |
| August | 26°C | 15°C | 11 | Shoulder |
| September | 22°C | 12°C | 11 | Best |
| October | 16°C | 8°C | 12 | Best |
| November | 10°C | 3°C | 14 | Shoulder |
| December | 7°C | 1°C | 14 |
The short version
Warmest: July, around 26°C by day. Coolest: January, around 6°C by day and -1°C at night. Wettest: May with about 16 wet days. Driest: August with about 11.
If you want fewer people: April, July, August, November sit right beside the best months. The weather is close and the crowds are not.
Book it for those months
Prices climb as the good months fill up.
Common questions
When is the best time to visit Basel?
The best months are May, June, September and October, when daytime highs sit around 21°C.
What is the hottest month in Basel?
July, with daytime highs around 26°C.
What is the wettest month in Basel?
May, with about 16 wet days. The driest is August with about 11.
When is the cheapest time to visit Basel?
Prices follow the weather. The months either side of the best ones — April, July, August, November — are usually cheaper with similar conditions.
Temperatures and wet days are measured, not estimated: ERA5 reanalysis for 2021-2023, at Basel, Canton of Basel-City. Source: Open-Meteo. Hotel and activity links are partner links — the price you pay is the same.