Weather in Grenchen, Switzerland 🇨🇭
Right now Grenchen is 18°C with sunny, feeling like 18°C. Humidity sits at 74% and winds are near 7 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Grenchen range from about 13°C to 26°C.
Hourly Forecast for Grenchen
14-Day Forecast for Grenchen
Sunny
Patchy rain nearby
Sunny
Sunny
Overcast
Patchy rain nearby
Overcast
Overcast
Mist
Overcast
Sunny
Overcast
Sunny
Mist
Additional Forecasts for Grenchen
Air Quality
Historical Weather
Weather Forecasts for Other Cities in Switzerland
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Best Time to Be Outside in Grenchen Today
The most comfortable window in Grenchen today looks like 10:00 to 13:00, when it is around 22°C. It should stay dry through that window. No significant rain is expected in the next several hours.
Frequently Asked Questions about Weather in Grenchen
What is the temperature in Grenchen right now?
Grenchen is sitting at 18°C (64°F) right now, sunny (feels like 18°C).
What's the weather like in Grenchen right now?
Current weather in Grenchen: Sunny, humidity 74%, wind 7 km/h SSW.
What is today's forecast for Grenchen?
Today in Grenchen: high 26°C, low 17°C, sunny. Chance of rain: 3%.
What is the 7-day weather forecast for Grenchen?
Daily highs and lows for Grenchen:
- 2026-09-04: 26°C / 17°C
- 2026-09-05: 21°C / 16°C
- 2026-09-06: 25°C / 13°C
- 2026-09-07: 26°C / 17°C
- 2026-09-08: 22°C / 10°C
- 2026-09-09: 14°C / 9°C
- 2026-09-10: 13°C / 10°C
Is it going to rain in Grenchen today?
There is a 3% chance of rain in Grenchen today.
What is the wind speed in Grenchen right now?
Wind in Grenchen is currently 7 km/h (4 mph) from the SSW.
What is the UV index in Grenchen right now?
The UV index in Grenchen is currently 0.3 (low). Sun protection is recommended when the index is 3 or higher.
