WhereItsSunny

Best Time to Visit Basel, Basel-Stadt, Switzerland

Month-by-month climate guide for planning a trip to Basel.

Basel does not have a month that clearly fits our sunny profiles. Its practical travel window centres on its warmest (July, 19.9°C / 67.8°F) and driest (March, 47 mm / 1.9 in) months. The drier stretch runs through October–April; the wetter half falls in May–September. At the city itself, monthly average temperatures range from 1.8°C / 35.2°F in January to 19.9°C / 67.8°F in July, with rainfall from 47 mm / 1.9 in (March) to 87 mm / 3.4 in (June). These are point-value climate normals sampled at Basel, Basel-Stadt, Switzerland's coordinates — usually more actionable for travellers than the country-wide average. Basel's climate is broadly seasonal. The full month-by-month table below lets you match your travel window against our five weather profiles.

Recommended months

Sunny & HotSunny & WarmSunny & MildTropicalSnowy
MonthTempRainFeels like
August19.6°C67.3°F75 mm3″
July19.9°C67.8°F83 mm3.3″
September15.8°C60.4°F66 mm2.6″

No month at Basel matches our sunny profiles. The three above are the driest-and-warmest fallback.

Frequently asked questions

When is the best time to visit Basel?

Basel doesn't have a month that clearly matches our sunny profiles. The practical travel window centres on March (driest, ~47 mm / 1.9 in) and July (warmest, 19.9°C / 67.8°F). Because these are point values at the city, they can differ substantially from Switzerland's national average.

When is the rainy season in Basel?

The rainy season at Basel, Basel-Stadt runs through May–September, when monthly rainfall exceeds the annual median of about 63 mm / 2.5 in. The wettest single month is June (87 mm / 3.4 in).

What is the driest month in Basel?

The driest month in Basel is March, averaging about 47 mm / 1.9 in of rainfall. Temperature that month averages 6.8°C / 44.2°F.

What months should I avoid visiting Basel?

The least comfortable months for travel to Basel — based on point-value climate at the city — are January, February, May, June, July, November, December. These are the wettest or coolest months at this location. Rainfall peaks at 87 mm / 3.4 in in June, and the coldest month averages 1.8°C / 35.2°F.

Is Basel climate different from Switzerland overall?

Yes, usually. Our Basel figures are point-value climate normals sampled at the city itself, while our Switzerland figures are area-weighted averages across the whole country. The two can diverge substantially in geographically diverse or elevation-varied countries. The month-by-month table below reflects Basel specifically — usually the more actionable data for a traveller planning to spend time in the city.