ClimateForecastNovemberDecember >>

Slave Lake Climate by Month

The temperature in Slave Lake can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and very cold during the cooler months. It maintains moderate precipitation patterns. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

Visitors to Slave Lake can expect significant temperature changes throughout the year. Typically, daytime temperatures range from a comfortable 22°C in July to a very cold -7°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to -17°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Slave Lake experiences moderate precipitation patterns, averaging 596 mm yearly. The climate in Slave Lake shows significant variation throughout the year. Expect high rainfall in July, with an average of 114 mm of precipitation over 15 rainy days. In contrast, February offers drier and sunnier days, with around 22 mm of snowfall over 10 snowy days.

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

The best time of year to visit Slave Lake in Canada

During the months of July and August 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 Slave Lake?
    July has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Slave Lake?
    The coldest month is January with an average maximum temperature of -7°C.
  • Which is the wettest month in Slave Lake?
    July tops the wettest month list with 114 mm of rainfall.
  • Which is the driest month in Slave Lake?
    February is the driest month with 22 mm of precipitation.

  • 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 Slave Lake

    Thu   Nov 21
    -9°C | -15°C
    SE 7 km/h
    1.1 mm
    broken clouds and  chance of slight rain

    broken clouds and chance of slight rain

    Fri   Nov 22
    -9°C | -14°C
    NW 11 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Sat   Nov 23
    -10°C | -13°C
    E 14 km/h
    17 mm
    overcast and heavy snow

    overcast and heavy snow