Weather in Basel in June 2025
Average weather
Average temperature in Basel in June
Going from a maximum of +33°C during the day to a minimum of +10°C during the night, the temperature in June averages around +28°C.
The average maximum temperature goes down 26% by the end of the month, compared with the beginning of the month, from +27°C to +21°C.
Is Basel warm or cold in June?
Basel is typically warm in June.
Maximum temperatures go up compared to the previous month from +20°C to +23°C. The minimum temperature also goes up from +10°C to +13°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
June is one of the warmest months in Basel, here is the comparison with other months:
Climate in Basel in June
| May | June | July | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +20°C | +23°C | +26°C | ||||
| Min. temperature | ||||||
| -1°C | +4°C | +6°C | ||||
| Max. temperature | ||||||
| +33°C | +36°C | +38°C | ||||
| Rainfall | ||||||
| 129 mm | 121 mm | 121 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 71% | 70% | 69% | ||||
| Air pressure | ||||||
| 1014 HPa | 1016 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 5 | 5 | 7 | ||||
| Cloudy days | ||||||
| 4 | 4 | 4 | ||||
| Rainy days | ||||||
| 18 | 16 | 14 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
June weather is still as good as in May. It’s getting warmer as June arrives. The average maximum temperature goes up from +20°C to +23°C during the day. As June arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 129 mm to 121 mm. It feels drier, as humidity decreases from 71% to 70%. The average wind speed doesn’t change much during June, staying around 2 m/s. The amount of sunny days stay about the same, averaging 5 sunny days during the month.
July brings much the same weather, it remains good.
Wind
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Basel is gradually increasing during June, going from 2 m/s to 2 m/s over the course of the month.
Rain
How was the weather last June in Basel?
Climate Change over Years
The climate in Basel in June has not changed much over the last 43 years.
The average temperature was the lowest in 1980 (+14°C) and the highest in 2022 (+18°C). The driest year was 1991 with only 753 mm of rainfall, and the wettest year was 2016 with 1490 mm.
FAQ
Is June a good time to visit Basel?
Can you sunbathe in Basel in June?
Is Basel rainy in June?
Is it sunny in Basel in June?
Other cities in Switzerland
Monthly weather in Basel
Source of the data
For this page, we’ve looked at the typical weather in Basel, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.