May weather forecast
Brighton, United Kingdom

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 May

The last month of the spring, May, is a moderate month in Brighton, United Kingdom, with an average temperature fluctuating between 9°C (48.2°F) and 14.5°C (58.1°F).

Temperature

In Brighton, United Kingdom, the average high-temperature in May is essentially the same as in April - a mild 14.5°C (58.1°F). In Brighton, the average low-temperature is 9°C (48.2°F).

Humidity

In May, the average relative humidity in Brighton is 81%.

Rainfall

In Brighton, during May, the rain falls for 14.3 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, in Brighton, United Kingdom, there are 183 rainfall days, and 470mm (18.5") of precipitation is accumulated.

Snowfall

In Brighton, snow does not fall through October.

Sea temperature

In Brighton, the average seawater temperature in May is 11.5°C (52.7°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

In Brighton, United Kingdom, the average length of the day in May is 15h and 32min.
On the first day of May, sunrise is at 5:34 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 4:52 am and sunset at 9:03 pm BST.

Sunshine

In May, the average sunshine in Brighton is 8.6h.

UV index

In Brighton, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 4 in May interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in May in Brighton?

In May, the average relative humidity is 81%.

How much does it rain in Brighton in May?

In Brighton, United Kingdom, in May, it is raining for 14.3 days, with typically 31mm (1.22") of accumulated precipitation.

When it does not snow in Brighton?

May through October are months without snowfall in Brighton, United Kingdom.

Does it snow in Brighton in May?

In May, in Brighton, it doesn't snow. April is the latest month when it typically snows.

How cold is the water in May in Brighton?

In Brighton, United Kingdom, the average seawater temperature in May is 11.5°C (52.7°F). Swimming in 11.5°C (52.7°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in May in Brighton?

In Brighton, United Kingdom, the average day length in May is 15h and 32min.

What time are sunrise and sunset in May in Brighton?

In May, on the first day of the month, sunrise is at 5:34 am and sunset at 8:21 pm. On the last day of the month, in Brighton, sunrise is at 4:52 am and sunset at 9:03 pm BST.

How long on average sun shines in May in Brighton?

In Brighton, United Kingdom, the average sunshine duration in May is 8.6h.

What is the UV index intensity in May in Brighton?

In Brighton, United Kingdom, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.

Average temperature in May
Brighton, United Kingdom

Average temperature in May - Brighton, United Kingdom
  • Average high temperature in May: 14.5°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 May: 9°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).

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Average pressure in May
Brighton, United Kingdom

Average pressure in May - Brighton, United Kingdom
  • Average pressure in May: 1017mbar

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

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Average wind speed in May
Brighton, United Kingdom

Average wind speed in May - Brighton, United Kingdom
  • Average wind speed in May: 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).

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Average humidity in May
Brighton, United Kingdom

Average humidity in May - Brighton, United Kingdom
  • Average humidity in May: 81%

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

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Average rainfall in May
Brighton, United Kingdom

Average rainfall in May - Brighton, United Kingdom
  • Average rainfall in May: 31mm

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

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Average rainfall days in May
Brighton, United Kingdom

Average rainfall days in May - Brighton, United Kingdom
  • Average rainfall days in May: 14.3 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).

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Average snowfall in May
Brighton, United Kingdom

Average snowfall in May - Brighton, United Kingdom
  • Average snowfall in May: 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).

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Average snowfall days in May
Brighton, United Kingdom

Average snowfall days in May - Brighton, United Kingdom
  • Average snowfall days in May: 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).

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Average sea temperature in May
Brighton, United Kingdom

Average sea temperature in May - Brighton, United Kingdom
  • Average sea temperature in May: 11.5°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).

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

Average daylight in May / Average sunshine in May - Brighton, United Kingdom
  • Average daylight in May: 15h and 32min

The month with the longest days is June (Average daylight: 16h and 26min).
The month with the shortest days is December (Average daylight: 8h and 2min).

  • Average sunshine in May: 8.6h

The month with the most sunshine is July (Average sunshine: 9.3h).
The month with the least sunshine is February (Average sunshine: 3.9h).

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Average sunshine days in May
Brighton, United Kingdom

Average sunshine days in May - Brighton, United Kingdom
  • Average sunshine days in May: 13.4 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).

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Average UV index in May
Brighton, United Kingdom

Average UV index in May - Brighton, United Kingdom
  • Average UV index in May: 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).

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Average cloud cover in May
Brighton, United Kingdom

Average cloud cover in May - Brighton, United Kingdom
  • Average cloud cover in May: 43

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).

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Average visibility in May
Brighton, United Kingdom

Average visibility in May - Brighton, United Kingdom
  • Average visibility in May: 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).

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