August weather forecast
Perth, United Kingdom

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Weather in August

The last month of the summer, August, is another comfortable month in Perth, United Kingdom, with an average temperature varying between 9.4°C (48.9°F) and 16.8°C (62.2°F).

Temperature

Upon the onset of August, Perth witnesses an average high-temperature of a still enjoyable 16.8°C (62.2°F), showing a close resemblance to the prior month. During the month of August, Perth's nighttime temperature lowers to an average of 9.4°C (48.9°F).

Humidity

The average relative humidity in August is 86%.

Rainfall

August is the month with the most rainfall in Perth. Rain falls for 20.7 days and accumulates 67mm (2.64") of precipitation.

Snowfall

In Perth, snow does not fall in June through October.

Daylight

The average length of the day in August is 15h and 4min.
On the first day of the month, sunrise is at 5:17 am and sunset at 9:23 pm. On the last day of August, sunrise is at 6:16 am and sunset at 8:11 pm BST.

Sunshine

In Perth, the average sunshine in August is 7h.

UV index

The months with the highest UV index in Perth are June through August, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, a regular UV index of 4 translates into these guidelines:
Act with care - The need to guard against sun damage is communicated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What is the temperature in August in Perth?

Perth in August has an average high-temperature of 16.8°C (62.2°F) and an average low-temperature of 9.4°C (48.9°F).

What is the average humidity in August in Perth?

In August, the average relative humidity is 86%.

What is the rainiest month in Perth?

The month with the most rainfall is August, when the rain falls for 20.7 days and typically aggregates up to 67mm (2.64") of precipitation.

How much does it rain in Perth in August?

In Perth, in August, during 20.7 rainfall days, 67mm (2.64") of precipitation is typically accumulated.

When it does not snow in Perth?

June through October are months without snowfall in Perth.

How many hours of daylight does Perth have in August?

In Perth, the average day length in August is 15h and 4min.

When are sunrise and sunset in August in Perth?

In August, on the first day of the month, sunrise is at 5:17 am and sunset at 9:23 pm. On the last day of the month, in Perth, sunrise is at 6:16 am and sunset at 8:11 pm BST.

How many hours of sunshine does Perth have in August?

In Perth, the average sunshine duration in August is 7h.

What are the months with the highest UV index in Perth?

June through August, with an average maximum UV index of 4, are months with the highest UV index.

What is the UV index reading in August in Perth?

In Perth, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Perth, United Kingdom

Average temperature in August - Perth, United Kingdom
  • Average high temperature in August: 16.8°C

The warmest month (with the highest average high temperature) is July (17.1°C).
The month with the lowest average high temperature is January (4.3°C).

  • Average low temperature in August: 9.4°C

The month with the highest average low temperature is August (9.4°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).

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Average pressure in August
Perth, United Kingdom

Average pressure in August - Perth, United Kingdom
  • Average pressure in August: 1010.9mbar

The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is November (1006.6mbar).

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Average wind speed in August
Perth, United Kingdom

Average wind speed in August - Perth, United Kingdom
  • Average wind speed in August: 11.8km/h

The windiest month (with the highest average wind speed) is January (16.6km/h).
The calmest months (with the lowest average wind speed) are June and July (11.1km/h).

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Average humidity in August
Perth, United Kingdom

Average humidity in August - Perth, United Kingdom
  • Average humidity in August: 86%

The months with the highest relative humidity are January, November and December (89%).
The month with the lowest relative humidity is April (81%).

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Average rainfall in August
Perth, United Kingdom

Average rainfall in August - Perth, United Kingdom
  • Average rainfall in August: 67mm

The wettest month (with the highest rainfall) is August (67mm).
The driest month (with the least rainfall) is April (22mm).

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Average rainfall days in August
Perth, United Kingdom

Average rainfall days in August - Perth, United Kingdom
  • Average rainfall days in August: 20.7 days

The month with the highest number of rainy days is July (21.9 days).
The month with the least rainy days is February (11.9 days).

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Average snowfall in August
Perth, United Kingdom

Average snowfall in August - Perth, United Kingdom
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (55mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in August
Perth, United Kingdom

Average snowfall days in August - Perth, United Kingdom
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Perth, United Kingdom

Average daylight in August / Average sunshine in August - Perth, United Kingdom
  • Average daylight in August: 15h and 1min

The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).

  • Average sunshine in August: 7h and 0min

The month with the most sunshine is June (Average sunshine: 7h and 30min).
The months with the least sunshine are February and October (Average sunshine: 4h and 12min).

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Average sunshine days in August
Perth, United Kingdom

Average sunshine days in August - Perth, United Kingdom
  • Average sunshine days in August: 7 days

The month with the most sunshine days is November (13.8 days).
The month with the least sunshine days is July (5.5 days).

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Average UV index in August
Perth, United Kingdom

Average UV index in August - Perth, United Kingdom
  • Average UV index in August: 4

The months with the highest UV index are June, July and August (UV index 4).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in August
Perth, United Kingdom

Average cloud cover in August - Perth, United Kingdom
  • Average cloud cover in August: 59

The month with the most cloud cover is June (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 52).

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Average visibility in August
Perth, United Kingdom

Average visibility in August - Perth, United Kingdom
  • Average visibility in August: 8km

The months with the highest visibility are January, February, March, April, May and December (9km).
The months with the lowest visibility are June, July, August, September, October and November (8km).

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Perth, United Kingdom

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