May weather forecast
London, Kiribati

Weather in May

The last month of the spring, May, is another warm month in London, Kiribati, with an average temperature varying between 26.5°C (79.7°F) and 27.5°C (81.5°F).

Temperature

In May, the average high-temperature is almost the same as in April - a still moderately hot 27.5°C (81.5°F). The average low-temperature, in London, is 26.5°C (79.7°F).

Heat index

In May, the average heat index is evaluated at a tropical 31°C (87.8°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'apparent temperature', or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like metabolic differences, wind, clothing, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in May is 81%.

Rainfall

In London, Kiribati, during May, the rain falls for 17.3 days and regularly aggregates up to 55mm (2.17") of precipitation. In London, during the entire year, the rain falls for 156.7 days and collects up to 491mm (19.33") of precipitation.

Sea temperature

In May, the average sea temperature in London is 28.1°C (82.6°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In London, Kiribati, the average length of the day in May is 12h and 13min.
On the first day of the month, sunrise is at 06:21 and sunset at 18:32. On the last day of May, sunrise is at 06:20 and sunset at 18:34 +14.

Sunshine

In May, the average sunshine is 7.7h.

UV index

The months with the highest UV index in London are January through November, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in London?

In May, in London, Kiribati, the average high-temperature is 27.5°C (81.5°F), and the average low-temperature is 26.5°C (79.7°F). in May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 31°C (87.8°F).

What is the average humidity in May in London?

The average relative humidity in May in London, Kiribati, is 81%.

How much does it rain in London in May?

In London, Kiribati, in May, it is raining for 17.3 days, with typically 55mm (2.17") of accumulated precipitation.

What is the sea water temperature in May in London?

In London, the average seawater temperature in May is 28.1°C (82.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

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

The average day length in May in London, Kiribati, is 12h and 13min.

What time are sunrise and sunset in May in London?

On the first day of May, sunrise is at 06:21 and sunset at 18:32. On the last day of the month, sunrise is at 06:20 and sunset at 18:34 +14.

How long on average sun shines in May in London?

In London, Kiribati, the average sunshine duration in May is 7.7h.

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

The months with the highest UV index in London, Kiribati, are January through November, with an average maximum UV index of 7.

What is the UV index reading in May in London?

In London, the average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in May
London, Kiribati

Average temperature in May - London, Kiribati
  • Average high temperature in May: 27.5°C

The warmest month (with the highest average high temperature) is June (27.6°C).
The month with the lowest average high temperature is January (26.3°C).

  • Average low temperature in May: 26.5°C

The month with the highest average low temperature is May (26.5°C).
The coldest month (with the lowest average low temperature) is March (25.5°C).

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Average pressure in May
London, Kiribati

Average pressure in May - London, Kiribati
  • Average pressure in May: 1010.1mbar

The month with the highest atmospheric pressure is September (1010.5mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).

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Average wind speed in May
London, Kiribati

Average wind speed in May - London, Kiribati
  • Average wind speed in May: 18.6km/h

The windiest month (with the highest average wind speed) is January (23.5km/h).
The calmest month (with the lowest average wind speed) is May (18.6km/h).

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Average humidity in May
London, Kiribati

Average humidity in May - London, Kiribati
  • Average humidity in May: 81%

The month with the highest relative humidity is March (84%).
The months with the lowest relative humidity are August, September, October and November (78%).

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Average rainfall in May
London, Kiribati

Average rainfall in May - London, Kiribati
  • Average rainfall in May: 55mm

The wettest month (with the highest rainfall) is April (77mm).
The driest month (with the least rainfall) is October (9mm).

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Average rainfall days in May
London, Kiribati

Average rainfall days in May - London, Kiribati
  • Average rainfall days in May: 17.3 days

The month with the highest number of rainy days is April (22.1 days).
The month with the least rainy days is October (6.6 days).

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Average sea temperature in May
London, Kiribati

Average sea temperature in May - London, Kiribati
  • Average sea temperature in May: 28.1°C

The best months for swimming (with the highest average sea temperature) are June and July (28.3°C).
The coldest months (with the lowest average sea temperature) are January and February (26.7°C).

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Average daylight in May /
Average sunshine in May
London, Kiribati

Average daylight in May / Average sunshine in May - London, Kiribati
  • Average daylight in May: 12h and 13min

The month with the longest days is June (Average daylight: 12h and 14min).
The month with the shortest days is December (Average daylight: 12h and 1min).

  • Average sunshine in May: 7h and 42min

The month with the most sunshine is July (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

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Average sunshine days in May
London, Kiribati

Average sunshine days in May - London, Kiribati
  • Average sunshine days in May: 10.2 days

The month with the most sunshine days is October (16.9 days).
The months with the least sunshine days are March and April (5.4 days).

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Average UV index in May
London, Kiribati

Average UV index in May - London, Kiribati
  • Average UV index in May: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and November (UV index 7).
The month with the lowest UV index is December (UV index 6).

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Average cloud cover in May
London, Kiribati

Average cloud cover in May - London, Kiribati
  • Average cloud cover in May: 42

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in May
London, Kiribati

Average visibility in May - London, Kiribati
  • Average visibility in May: 10km

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

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