May weather forecast and climate
Colchester, United Kingdom

Weather in May

May, the last month of the spring, in Colchester, is a mild month, with average temperature ranging between min 8.3°C (46.9°F) and max 15.1°C (59.2°F).

Temperature

In Colchester, the average high-temperature in May is essentially the same as in April - a moderate 15.1°C (59.2°F). The average low-temperature, in Colchester, United Kingdom, is 8.3°C (46.9°F).

Humidity

In Colchester, the average relative humidity is 81%.

Rainfall

In May, in Colchester, the rain falls for 15.7 days. Throughout May, 32mm (1.26") of precipitation is accumulated. In Colchester, during the entire year, the rain falls for 182 days and collects up to 445mm (17.52") of precipitation.

Snowfall

In Colchester snow does not fall in April through October.

Daylight

In Colchester, the average length of the day is 15.7h.

Sunshine

The average sunshine in May is 7.8h.

UV index

The average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in May in Colchester?

The average relative humidity in May in Colchester, United Kingdom, is 81%.

How much does it rain in Colchester in May?

In May, in Colchester, United Kingdom, the rain falls for 15.7 days. Throughout May, 32mm (1.26") of precipitation is accumulated.

When it does not snow in Colchester?

In Colchester snow does not fall in April through October.

How many hours of daylight does Colchester have in May?

The average length of the day in May in Colchester is 15.7h.

How many hours of sunshine does Colchester have in May?

The average sunshine in May is 7.8h.

How high is the UV index in May in Colchester?

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

Average temperature in May
Colchester, United Kingdom

Average temperature in May - Colchester, United Kingdom
  • Average high temperature in May: 15.1°C

The warmest month (with the highest average high temperature) is August (21.2°C).
The month with the lowest average high temperature is January (6.4°C).

  • Average low temperature in May: 8.3°C

The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).

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Average pressure in May
Colchester, United Kingdom

Average pressure in May - Colchester, United Kingdom
  • Average pressure in May: 1016.7mbar

The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).

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Average wind speed in May
Colchester, United Kingdom

Average wind speed in May - Colchester, United Kingdom
  • Average wind speed in May: 15km/h

The windiest month (with the highest average wind speed) is December (21km/h).
The calmest month (with the lowest average wind speed) is July (14.1km/h).

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Average humidity in May
Colchester, United Kingdom

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

Months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (75%).

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Average rainfall in May
Colchester, United Kingdom

Average rainfall in May - Colchester, United Kingdom
  • Average rainfall in May: 32mm

The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is April (18mm).

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Average rainfall days in May
Colchester, United Kingdom

Average rainfall days in May - Colchester, United Kingdom
  • Average rainfall days in May: 15.7 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is February (11.8 days).

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Average snowfall in May
Colchester, United Kingdom

Average snowfall in May - Colchester, United Kingdom
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (16mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in May
Colchester, United Kingdom

Average snowfall days in May - Colchester, United Kingdom
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (3.7 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Colchester, United Kingdom
  • Average daylight in May: 15.7h

The month with the longest days is June (Average daylight: 16.6h).
The month with the shortest days is December (Average daylight: 7.9h).

  • Average sunshine in May: 7.8h

The month with the most sunshine is August (Average sunshine: 8.6h).
The month with the least sunshine is February (Average sunshine: 3.8h).

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Average sunshine days in May
Colchester, United Kingdom

Average sunshine days in May - Colchester, United Kingdom
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is July (7.9 days).

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Average UV index in May
Colchester, United Kingdom

Average UV index in May - Colchester, United Kingdom
  • Average UV index in May: 4

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in May
Colchester, United Kingdom

Average cloud cover in May - Colchester, United Kingdom
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 61).
Months with the least cloud cover are August and September (Cloud cover 44).

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Average visibility in May
Colchester, United Kingdom

Average visibility in May - Colchester, United Kingdom
  • Average visibility in May: 9km

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

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