Basel, Switzerland has mild, wet winters and warm, humid summers. Spring and fall have comfortable temperatures and varying levels of rainfall.
Pollen seasons in Basel are moderate, with tree pollen peaking in March and April, grass pollen in May and June, and weed pollen in late summer and early fall.
The climate in Basel is classified as oceanic, with occasional dry spells. Overall, the city experiences a moderate pollen season, making it relatively comfortable for those with allergies compared to some other regions.
When pollen counts are high, we suggest doing these things to help with allergies, especially on windy days when pollen is flying around.