Weather in Basel in April 2025
- April is usually the driest month of the year in Basel
Average weather
Average temperature in Basel in April
Going from a maximum of +22°C during the day to a minimum of -1°C during the night, the temperature in April averages around +14°C.
The average maximum temperature goes up 26% by the end of the month, compared with the beginning of the month, from +13°C to +19°C.
Is Basel warm or cold in April?
Basel is typically mild in April.
Maximum temperatures go up compared to the previous month from +12°C to +15°C. The minimum temperature also goes up from +3°C to +5°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how April is compared to other months in Basel:
Climate in Basel in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +12°C | +15°C | +20°C | ||||
| Min. temperature | ||||||
| -14°C | -4°C | -1°C | ||||
| Max. temperature | ||||||
| +25°C | +29°C | +33°C | ||||
| Rainfall | ||||||
| 75 mm | 87 mm | 129 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 71% | 68% | 71% | ||||
| Air pressure | ||||||
| 1016 HPa | 1014 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 7 | 7 | 5 | ||||
| Cloudy days | ||||||
| 6 | 5 | 4 | ||||
| Rainy days | ||||||
| 15 | 17 | 18 | ||||
| Snowy days | ||||||
| 3 | 0 | 0 | ||||
April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +12°C to +15°C during the day. Prepare for more rain. Average rainfall goes from 75 mm to 87 mm. It feels drier, as humidity decreases from 71% to 68%. The average wind speed doesn’t change much during April, staying around 2 m/s. The amount of sunny days stay about the same, averaging 7 sunny days during the month.
But maybe it is worth considering traveling in May as the weather gets better.
Wind
The average wind speed is 2 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Basel is gradually decreasing during April, going from 5 m/s to 2 m/s over the course of the month.
Rain
Snow
Here’s how April is compared with other months in the amount of snow, total mm:
How was the weather last April in Basel?
Climate Change over Years
The climate in Basel in April 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 April a good time to visit Basel?
Can you sunbathe in Basel in April?
Is Basel rainy in April?
Is it sunny in Basel in April?
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.