Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's presence marks an average high-temperature of a still moderate 15.4°C (59.7°F), subtly varied from April's 13°C (55.4°F). The nights of May in South Witham anticipate an average low-temperature of 6.7°C (44.1°F).Humidity
In May, the average relative humidity is 82%.Rainfall
In May, the rain falls for 15.4 days. Throughout May, 21mm (0.83") of precipitation is accumulated. Throughout the year, there are 152.3 rainfall days, and 262mm (10.31") of precipitation is accumulated.Snowfall
In South Witham, snow does not fall in May through October.Daylight
In May, the average length of the day is 15h and 49min.On the first day of the month, sunrise is at 5:28 am and sunset at 8:30 pm. On the last day of May, in South Witham, sunrise is at 4:44 am and sunset at 9:16 pm BST.
Sunshine
In May, the average sunshine is 7.2h.UV index
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: During May, 4 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in South Witham?
What is the average humidity in May in South Witham?
How many days does it rain in May in South Witham?
When it does not snow in South Witham?
Does it snow in South Witham in May?
What is the average length of the day in May in South Witham?
What time are sunrise and sunset in May in South Witham?
How many hours of sunshine does South Witham have in May?
What is the UV index reading in May in South Witham?
Average temperature in May
South Witham, United Kingdom
- Average high temperature in May: 15.4°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in May: 6.7°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in May
South Witham, United Kingdom
- Average pressure in May: 1016.4mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in May
South Witham, United Kingdom
- Average wind speed in May: 13.8km/h
The windiest month (with the highest average wind speed) is December (18.5km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in May
South Witham, United Kingdom
- Average humidity in May: 82%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (77%).
Average rainfall in May
South Witham, United Kingdom
- Average rainfall in May: 21mm
The wettest month (with the highest rainfall) is June (37mm).
The driest months (with the least rainfall) are March and April (15mm).
Average rainfall days in May
South Witham, United Kingdom
- Average rainfall days in May: 15.4 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in May
South Witham, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
South Witham, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
South Witham, United Kingdom
- Average daylight in May: 15h and 5min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in May: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in May
South Witham, United Kingdom
- Average sunshine days in May: 10.8 days
The months with the most sunshine days are October and December (15.9 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in May
South Witham, United Kingdom
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
South Witham, United Kingdom
- Average cloud cover in May: 54
The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in May
South Witham, United Kingdom
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, July, August, September, October and December (9km).
The months with the lowest visibility are June and November (8km).
South Witham, United Kingdom
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