Weather in Basel in July 2025
- July is usually the hottest month of the year in Basel;
Average weather
Average temperature in Basel in July
Going from a maximum of +35°C during the day to a minimum of +12°C during the night, the temperature in July averages around +27°C.
The average maximum temperature goes up 13% by the end of the month, compared with the beginning of the month, from +23°C to +26°C.
Is Basel warm or cold in July?
Basel is typically warm in July.
Maximum temperatures go up compared to the previous month from +23°C to +26°C. The minimum temperature also goes up from +13°C to +15°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
July is the hottest month in Basel, here is the comparison with other months:
Climate in Basel in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +23°C | +26°C | +25°C | ||||
| Min. temperature | ||||||
| +4°C | +6°C | +6°C | ||||
| Max. temperature | ||||||
| +36°C | +38°C | +39°C | ||||
| Rainfall | ||||||
| 121 mm | 121 mm | 120 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 1 m/s | ||||
| Humidity | ||||||
| 70% | 69% | 72% | ||||
| Air pressure | ||||||
| 1016 HPa | 1016 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 5 | 7 | 7 | ||||
| Cloudy days | ||||||
| 4 | 4 | 4 | ||||
| Rainy days | ||||||
| 16 | 14 | 15 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July weather is still as good as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +23°C to +26°C during the day. The rainfall amount in July stays the same as in the previous month with a 121 mm of total precipitation. It feels drier, as humidity decreases from 70% to 69%. The average wind speed doesn’t change much during July, staying around 2 m/s. The good news is there are likely to be more sunny days in July, from 5 to 7.
August 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 July, going from 2 m/s to 2 m/s over the course of the month.
Rain
How was the weather last July in Basel?
Climate Change over Years
The climate in Basel in July 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 July a good time to visit Basel?
Can you sunbathe in Basel in July?
Is Basel rainy in July?
Is it sunny in Basel in July?
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.