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Perth Climate by Month

The temperature in Perth can vary greatly throughout the year. The temperatures shift from pleasant to cold. It also experiences much rain/snowfall throughout the year. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

Depending on the time of the year, temperatures range from pleasant to chilly in Perth. Average daytime temperatures reach a pleasant 20°C in July. In December, the coolest month of the year, temperatures drop to a chilly 7°C. At night, expect cooler temperatures, averaging 1°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Perth has a relatively rain/snowy climate with high precipitation levels, averaging 1033 mm of rain/snowfall annually. Despite minor fluctuations, Perth enjoys fairly consistent precipitation throughout the year. In October, you can expect around 103 mm of precipitation, while in April, Perth receives about 71 mm.

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

Sunshine over the year

Perth can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 6.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.5 hours of sunlight per day.

Monthly hours of sunshine

Data from: Dundee, Scotland (29 KM, 18 Miles).

Daily hours of sunshine

Data from: Dundee, Scotland (29 KM, 18 Miles).

The best time of year to visit Perth in the United Kingdom

Other facts from our historical weather data:
  • Which is the warmest month in Perth?
    July has an average maximum temperature of 20°C and is the warmest month of the year.
  • Which is the coldest month in Perth?
    The coldest month is December with an average maximum temperature of 7°C.
  • Which is the wettest month in Perth?
    October tops the wettest month list with 103 mm of rainfall.
  • Which is the driest month in Perth?
    April is the driest month with 71 mm of precipitation.
  • Which is the sunniest month in Perth?
    May is the sunniest month with an average of 193 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 Perth

    Sun   Dec 15
    13°C | 10°C
    SW 32 km/h
    1.8 mm
    broken clouds and rain

    broken clouds and rain

    Mon   Dec 16
    11°C | 9°C
    SW 29 km/h
    1.1 mm
    overcast and slight rain

    overcast and slight rain

    Tue   Dec 17
    13°C | 8°C
    S 22 km/h
    6.1 mm
    overcast and rain

    overcast and rain