August weather forecast
Brighton, United Kingdom

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Brown sandy shores of Brighton Beach in the United Kingdom, with a background view of the city buildings
Brown sandy shores of Brighton Beach in the United Kingdom, with a background view of the city buildings

Weather in August

Following the trend of summer, August continues to deliver warm temperatures, almost equalling those of July. Still, the weather remains agreeable for outdoor events and activities. The sea yields an enticing warmth amidst a drop in rainfall and a consecutive decrease in day length. As for the wind speeds, they slightly incline, yet the balmy August days in Brighton are as welcoming as ever. The last hurray of a splendid summer is indeed well spent in Brighton, United Kingdom.

Temperature

Brighton notes the warmest temperatures in August, with a high average of 19.7°C (67.5°F) and a low of 14.5°C (58.1°F).

Humidity

August and September, with an average relative humidity of 79%, are the least humid months.

Rainfall

In August, in Brighton, the rain falls for 16.2 days. Throughout August, 39mm (1.54") of precipitation is accumulated. Throughout the year, there are 183 rainfall days, and 470mm (18.5") of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Sea temperature

In Brighton, United Kingdom, in August, the average water temperature is 16.9°C (62.4°F).
Note: Most individuals do not find swimming at 16.9°C (62.4°F) to be enjoyable. As the water temperature declines below 21°C (69.8°F), maintaining control over one's breathing becomes harder.

Daylight

In Brighton, the average length of the day in August is 14h and 29min.
On the first day of the month, sunrise is at 5:27 am and sunset at 8:45 pm. On the last day of August, sunrise is at 6:13 am and sunset at 7:47 pm BST.

Sunshine

The average sunshine in August is 9.1h.

UV index

In August, the average daily maximum UV index in Brighton is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 4 in August translates into this advice:
Exercise prevention - Warding off sunburn is urged. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

What part of the year is the hottest in Brighton?

August, with its high-temperature average of 19.7°C (67.5°F) and a low-temperature average of 14.5°C (58.1°F), is the warmest month in Brighton.

What are the temperatures in Brighton in August?

The high-temperature, in August, in Brighton, records 19.7°C (67.5°F), while the low-temperature is 14.5°C (58.1°F).

What are the least humid months in Brighton?

August and September, with an average relative humidity of 79%, are the least humid months in Brighton.

What is the average humidity in August in Brighton?

The average relative humidity in August in Brighton is 79%.

How many days does it rain in August in Brighton?

In Brighton, in August, it is raining for 16.2 days, with typically 39mm (1.54") of accumulated precipitation.

When it does not snow in Brighton?

In Brighton, snow does not fall in May through October.

What is the sea water temperature in August in Brighton?

In Brighton, in August, the average water temperature is 16.9°C (62.4°F). For most, swimming in 16.9°C (62.4°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Brighton have in August?

The average day length in August in Brighton, United Kingdom, is 14h and 29min.

What time are sunrise and sunset in August in Brighton?

In August, on the first day of the month, sunrise is at 5:27 am and sunset at 8:45 pm. On the last day of the month, in Brighton, sunrise is at 6:13 am and sunset at 7:47 pm BST.

How long on average sun shines in August in Brighton?

In August, the average sunshine duration in Brighton is 9.1h.

How high is the UV index in August in Brighton?

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

Average temperature in August
Brighton, United Kingdom

Average temperature in August - Brighton, United Kingdom
  • Average high temperature in August: 19.7°C

The warmest month (with the highest average high temperature) is August (19.7°C).
The months with the lowest average high temperature are January and February (7.5°C).

  • Average low temperature in August: 14.5°C

The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (4.2°C).

Average pressure in August
Brighton, United Kingdom

Average pressure in August - Brighton, United Kingdom
  • Average pressure in August: 1015.5mbar

The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1011mbar).

Average wind speed in August
Brighton, United Kingdom

Average wind speed in August - Brighton, United Kingdom
  • Average wind speed in August: 17.2km/h

The windiest month (with the highest average wind speed) is December (24.6km/h).
The calmest month (with the lowest average wind speed) is July (16.8km/h).

Average humidity in August
Brighton, United Kingdom

Average humidity in August - Brighton, United Kingdom
  • Average humidity in August: 79%

The months with the highest relative humidity are January and December (85%).
The months with the lowest relative humidity are August and September (79%).

Average rainfall in August
Brighton, United Kingdom

Average rainfall in August - Brighton, United Kingdom
  • Average rainfall in August: 39mm

The wettest months (with the highest rainfall) are November and December (59mm).
The driest month (with the least rainfall) is April (23mm).

Average rainfall days in August
Brighton, United Kingdom

Average rainfall days in August - Brighton, United Kingdom
  • Average rainfall days in August: 16.2 days

The month with the highest number of rainy days is November (18.5 days).
The month with the least rainy days is September (12.8 days).

Average snowfall in August
Brighton, United Kingdom

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

The month with the highest snowfall is January (8mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in August
Brighton, United Kingdom

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

The months with the highest number of snowfall days are January and February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in August
Brighton, United Kingdom

Average sea temperature in August - Brighton, United Kingdom
  • Average sea temperature in August: 16.9°C

The best month for swimming (with the highest average sea temperature) is September (17.3°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).

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

Average daylight in August / Average sunshine in August - Brighton, United Kingdom
  • Average daylight in August: 14h and 3min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in August: 9h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in August
Brighton, United Kingdom

Average sunshine days in August - Brighton, United Kingdom
  • Average sunshine days in August: 12.2 days

The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is November (8.2 days).

Average UV index in August
Brighton, United Kingdom

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

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).

Average cloud cover in August
Brighton, United Kingdom

Average cloud cover in August - Brighton, United Kingdom
  • Average cloud cover in August: 40

The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 40).

Average visibility in August
Brighton, United Kingdom

Average visibility in August - Brighton, United Kingdom
  • Average visibility in August: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).

Brighton, United Kingdom

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