Monthly weather forecast and climate
Perth, United Kingdom

January, like December, is another chilly winter month in Perth, United Kingdom, with average temperature fluctuating between 0.4°C (32.7°F) and 6.9°C (44.4°F). The average high-temperature, is 6.9°C (44.4°F), while the average low-temperature is 0.4°C (32.7°F). Weather in January »
February, the last month of the winter, in Perth, is also a chilly month, with average temperature ranging between min. 0.7°C (33.3°F) and max. 7.1°C (44.8°F). In Perth, the average high-temperature is 7.1°C (44.8°F), and the average low-temperature is 0.7°C (33.3°F). Weather in February »

March, the first month of the spring, in Perth, is still a chilly month, with average temperature fluctuating between 9.2°C (48.6°F) and 2.1°C (35.8°F). In Perth, in March, the average high-temperature is 9.2°C (48.6°F), and the average low-temperature is 2.1°C (35.8°F). Weather in March »

April is a fresh spring month in Perth, United Kingdom, with average temperature ranging between max. 12.2°C (54°F) and min. 3.7°C (38.7°F). The average high-temperature, is 12.2°C (54°F), while the average low-temperature is 3.7°C (38.7°F). Weather in April »

May, the last month of the spring, in Perth, is a mild month, with temperature in the range of an average high of 15.5°C (59.9°F) and an average low of 6.2°C (43.2°F). In Perth, United Kingdom, the average high-temperature is 15.5°C (59.9°F), and the average low-temperature is 6.2°C (43.2°F). Weather in May »

The first month of the summer, June, is a comfortable month in Perth, United Kingdom, with temperature in the range of an average low of 9.2°C (48.6°F) and an average high of 18.2°C (64.8°F). The average high-temperature, in June, is 18.2°C (64.8°F), while the average low-temperature is 9.2°C (48.6°F). Weather in June »

July in Perth, United Kingdom, is a pleasant summer month, with average temperature ranging between max. 20.1°C (68.2°F) and min. 11.1°C (52°F). With an average high-temperature of 20.1°C (68.2°F) and an average low-temperature of 11.1°C (52°F), July is the warmest month. Weather in July »

August, the last month of the summer, in Perth, is another comfortable month, with average temperature varying between 10.8°C (51.4°F) and 19.4°C (66.9°F). The average high-temperature, in August, is 19.4°C (66.9°F), while the average low-temperature is 10.8°C (51.4°F). Weather in August »

The first month of the autumn, September, is still a comfortable month in Perth, United Kingdom, with temperature in the range of an average high of 16.6°C (61.9°F) and an average low of 8.7°C (47.7°F). In September, the average high-temperature is 16.6°C (61.9°F), and the average low-temperature is 8.7°C (47.7°F). Weather in September »

October, like September, in Perth, United Kingdom, is a cool autumn month, with average temperature varying between 5.5°C (41.9°F) and 12.9°C (55.2°F). In October, the average high-temperature is 12.9°C (55.2°F), and the average low-temperature is 5.5°C (41.9°F). Weather in October »

November, the last month of the autumn, in Perth, is also a chilly month, with temperature in the range of an average high of 9.1°C (48.4°F) and an average low of 2.6°C (36.7°F). The average high-temperature, is 9.1°C (48.4°F), while the average low-temperature is 2.6°C (36.7°F). Weather in November »

The first month of the winter, December, is still a chilly month in Perth, United Kingdom, with average temperature varying between 0.2°C (32.4°F) and 6.8°C (44.2°F). With an average high-temperature of 6.8°C (44.2°F) and an average low-temperature of 0.2°C (32.4°F), December is the coldest month. Weather in December »

How much does it rain in Perth?

Throughout the year, there are 198 rainfall days, and 688mm (27.1") of precipitation is accumulated.

When is the lowest UV index in Perth?

January and December, with an average UV index of 0, are months with the lowest UV index in Perth.

What is the driest month in Perth?

The month with the least rainfall is May when the rain falls for 16 days and typically collects 38mm (1.5") of precipitation.

What month has the most sunshine in Perth?

The month with the most sunshine is May, with an average of 6h of sunshine.

What is the month with the highest UV index in Perth?

May through August, with an average UV index of 5, are months with the highest UV index in Perth, United Kingdom.

When are the longest days in Perth?

The month with the longest days is June, with an average of 17.6h of daylight.

What is the warmest month in Perth?

July is the warmest month in Perth, with an average high-temperature of 20.1°C (68.2°F) and an average low-temperature of 11.1°C (52°F).

What is the wettest month in Perth?

November is the month with the most rainfall in Perth, United Kingdom. Rain falls for 17 days and accumulates 89mm (3.5") of precipitation.

What is the coldest month in Perth?

With an average high-temperature of 6.8°C (44.2°F) and an average low-temperature of 0.2°C (32.4°F), December is the coldest month in Perth.

What is the month with the shortest days in Perth?

December has the shortest days of the year, with an average of 7h of daylight.

What is the month with the least sunshine in Perth?

The month with the least sunshine in Perth, United Kingdom, is December, with an average of 1h of sunshine.
Average temperature - Perth, United Kingdom
Average rainfall - Perth, United Kingdom
Average rainfall days - Perth, United Kingdom

The month with the highest number of rainy days is January (20 days).
Months with the lowest number of rainy days are June and July (14 days).

Average daylight / Average sunshine - Perth, United Kingdom
Average UV index - Perth, United Kingdom
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