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Slaný Climate by Month

The temperature in Slaný can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It receives mid-range precipitation levels. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Visitors to Slaný can expect significant temperature changes throughout the year. Average daytime temperatures range from a comfortable 26°C in August, the warmest time of the year, to a chilly 4°C during cooler months like January. At night, temperatures typically average around -2°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Slaný experiences moderate precipitation patterns, averaging 655 mm yearly. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, July receives moderate rainfall, averaging 82 mm of precipitation, recorded across 14 rainy days. In contrast, the drier season, February brings less snow/rainfall, with 37 mm over 13 snowy/rainy days.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Slaný. While July receives considerable daily sunshine with up to 7.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.6 hours of sunlight per day.

Monthly hours of sunshine

Data from: Prague, Czech Republic (36 KM, 22 Miles).

Daily hours of sunshine

Data from: Prague, Czech Republic (36 KM, 22 Miles).

The best time of year to visit Slaný in Czech Republic

During the months of May, 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 Slaný?
    August has an average maximum temperature of 26°C and is the warmest month of the year.
  • Which is the coldest month in Slaný?
    The coldest month is January with an average maximum temperature of 4°C.
  • Which is the wettest month in Slaný?
    July tops the wettest month list with 82 mm of rainfall.
  • Which is the driest month in Slaný?
    February is the driest month with 37 mm of precipitation.
  • Which is the sunniest month in Slaný?
    July is the sunniest month with an average of 226 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 Slaný

    Thu   Dec 12
    1°C | -2°C
    NE 7 km/h
    broken clouds and no rain

    broken clouds and no rain

    Fri   Dec 13
    1°C | -3°C
    SE 11 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Sat   Dec 14
    2°C | -2°C
    SW 22 km/h
    broken clouds and no rain

    broken clouds and no rain