Weather forecast for tomorrow
Grenchen, Switzerland

Weather forecast for tomorrow

Monday, 23. Jun

Partly Cloudy
05:33

21:32
CEST
Partly Cloudy
29°C / 14°C
  • Wind: 22km/h WSW
  • Humidity: 67%
  • Precip. probability: 24%
  • Precipitation: 0mm
  • UV index: 7
Tomorrow, expect partly sunny skies with periods of cloudiness.
The peak daytime temperature will touch a temperate 29°C, while the nighttime temperature will descend to a mild 14°C.
The maximum heat index, which adjusts the air temperature based on humidity, is calculated to be a tropical 32°C. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The temperature will be higher and more consistent with July's average high of 23.1°C than with June's usual.
Sunrise will be at 05:33 and sunset at 21:32; tomorrow's daylight will last for 15h and 59min.

Frequently asked questions

What is the weather forecast for Grenchen for tomorrow?
Tomorrow, moderate cloud cover will mix with sunshine throughout the day.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 29°C, while the lowest temperature will be 14°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is appraised at 32°C.
The highest temperature will be significantly higher than the average maximum of 20.8°C in June. The lowest temperature will be moderately higher than the average low of 9.9°C.
When are sunrise and sunset tomorrow?
On Monday, in Grenchen, sunrise will be at 05:33 and sunset at 21:32 (CEST).
How long will the day be tomorrow?
In Grenchen, the length of the day tomorrow will be 15h and 59min.

Hourly weather forecast

0h
  • 21°C
  • Feels like:
    21°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 5km/h SSW
  • Pressure: 1016mbar
  • Humidity: 74%
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Visibility: 16km
2h
  • 20°C
  • Feels like:
    20°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 5km/h SSW
  • Pressure: 1016mbar
  • Humidity: 78%
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Visibility: 16km
4h
  • 19°C
  • Feels like:
    19°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 5km/h SW
  • Pressure: 1016mbar
  • Humidity: 80%
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Visibility: 16km
Sunrise: 05:33
6h
  • 19°C
  • Feels like:
    19°C
Partly Cloudy
Partly Cloudy
  • Wind: 6km/h SW
  • Pressure: 1016mbar
  • Humidity: 81%
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Visibility: 16km
8h
  • 21°C
  • Feels like:
    22°C
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 7km/h SW
  • Pressure: 1016mbar
  • Humidity: 81%
  • Precip. probability: 34%
  • Precipitation: 2mm
  • Visibility: 14km
10h
  • 24°C
  • Feels like:
    24°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 12km/h SW
  • Pressure: 1016mbar
  • Humidity: 75%
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Visibility: 16km
12h
  • 25°C
  • Feels like:
    27°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 18km/h WSW
  • Pressure: 1016mbar
  • Humidity: 68%
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Visibility: 16km
14h
  • 27°C
  • Feels like:
    28°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 21km/h WSW
  • Pressure: 1015mbar
  • Humidity: 60%
  • Precip. probability: 38%
  • Precipitation: 1mm
  • Visibility: 11km
16h
  • 28°C
  • Feels like:
    29°C
Partly Cloudy
Partly Cloudy
  • Wind: 22km/h WSW
  • Pressure: 1015mbar
  • Humidity: 57%
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Visibility: 16km
18h
  • 27°C
  • Feels like:
    28°C
Partly Cloudy
Partly Cloudy
  • Wind: 21km/h WSW
  • Pressure: 1015mbar
  • Humidity: 56%
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Visibility: 16km
20h
  • 26°C
  • Feels like:
    27°C
Mostly Sunny
Mostly Sunny
  • Wind: 15km/h W
  • Pressure: 1016mbar
  • Humidity: 55%
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Visibility: 16km
Sunset: 21:32
22h
  • 21°C
  • Feels like:
    21°C
Clear
Clear
  • Wind: 10km/h WSW
  • Pressure: 1017mbar
  • Humidity: 67%
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Visibility: 16km
Tomorrow, on Monday, a combination of gloomy, sunny and thunderstorm-prone weather is predicted.
Rainfall is expected at 8h and 14h. With light precipitation of 2mm, most rainfall is expected at 8h.
The temperature will be between the lowest temperature of 19°C and the highest temperature of 28°C. The warmest part of the day will be at 16h and 17h.
The expected temperature aligns more with July's average high than with June's 20.8°C. Forecast models suggest a low also more in line with July's typical minimum of 11.9°C than June's usual 9.9°C.
Updated: Jun 22, 2025 @ 05:40:39 UTC
Published by: Weather Atlas | About Us
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