Perth Weather & Climate: Best Time to Visit

Perth, Tayside, United Kingdom, experiences significant temperature variation throughout the year. Summers bring daytime highs of 20°C (68°F) in July, while winters cool to 7°C (45°F) in December.

With around 1033 mm (41 in) of annual rain/snowfall, Perth has a notably wet climate. The wettest month is October. The sunniest month is May, with 6.4 hours of sunshine per day on average.

Monthly Temperature in Perth

Depending on the time of the year, temperatures range from pleasant to chilly in Perth. Average daytime temperatures reach a pleasant 20°C (68°F) in July. In December, the coolest month of the year, temperatures drop to a chilly 7°C (45°F).

At night, temperatures range from around 11°C (52°F) in July to 1°C (34°F) in December.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Perth

Perth has a relatively rain/snowy climate with high precipitation levels, averaging 1033 mm (41 in) of rain/snowfall annually. Despite minor fluctuations, Perth enjoys fairly consistent precipitation throughout the year. In October, you can expect around 103 mm (4.1 in) of precipitation, while in April, Perth receives about 71 mm (2.8 in). For more details, please visit our Perth Precipitation page.

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

The average number of days each month with precipitation

Sunshine Hours in Perth

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.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

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

Daily hours of sunshine

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

Perth 3-Day Forecast

10-Day Forecast

Select a Month

Check the conditions for any month of the year.

Best Time to Visit Perth

During the months of June, July, August and September, Perth enjoys pleasant weather with average temperatures ranging from 17°C (63°F) to 20°C (67°F). These months are perfect for sightseeing and exploring.

Rainfall during this time ranges from 75 mm (3 in) in September to 91 mm (3.6 in) in August. This means you can expect a mix of sunny days and occasional showers.

Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.