ClimateForecastDecemberJanuary >>

Riehen Climate by Month

The temperature in Riehen can vary greatly throughout the year. The temperatures shift from warm to cold. It also has a relatively rain/snowy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to chilly in Riehen. On average, daytime temperatures range from a comfortable 26°C in July to a chilly 6°C in January. Nighttime temperatures can drop, with averages reaching -1°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Riehen has a relatively rain/snowy climate with high precipitation levels, averaging 1217 mm of rain/snowfall annually. The wettest period in Riehen occurs in May, which receives around 125 mm of precipitation. During the driest month, February, Riehen experiences moderate rainfall, totaling approximately 84 mm. The consistent precipitation levels throughout the year contribute to a relatively stable climate.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Riehen, summer days are longer and more sunny, with daily sunshine hours peaking at 7.9 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.8 hours per average day.

Monthly hours of sunshine

Data from: Basel, Switzerland (3 KM, 2 Miles).

Daily hours of sunshine

Data from: Basel, Switzerland (3 KM, 2 Miles).

The best time of year to visit Riehen in Switzerland

During the months of June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Riehen?
    July has an average maximum temperature of 26°C and is the warmest month of the year.
  • Which is the coldest month in Riehen?
    The coldest month is January with an average maximum temperature of 6°C.
  • Which is the wettest month in Riehen?
    May tops the wettest month list with 125 mm of rainfall.
  • Which is the driest month in Riehen?
    February is the driest month with 84 mm of precipitation.
  • Which is the sunniest month in Riehen?
    July is the sunniest month with an average of 237 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Riehen

    Wed   Dec 11
    5°C | 3°C
    E 14 km/h
    broken clouds and no rain

    broken clouds and no rain

    Thu   Dec 12
    4°C | 0°C
    E 14 km/h
    broken clouds and no rain

    broken clouds and no rain

    Fri   Dec 13
    4°C | -1°C
    SE 18 km/h
    almost clear and no rain

    almost clear and no rain