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 sea temperature 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
Penarth indicates an average high-temperature of a moderate 14.7°C (58.5°F) in May, showing minor variation from April's 12.3°C (54.1°F). Penarth experiences a mean low-temperature of 8.3°C (46.9°F) during May.Humidity
April and May, with an average relative humidity of 81%, are the least humid months in Penarth.Rainfall
In Penarth, United Kingdom, during May, the rain falls for 10.3 days and regularly aggregates up to 15mm (0.59") of precipitation. In Penarth, during the entire year, the rain falls for 132.6 days and collects up to 252mm (9.92") of precipitation.Snowfall
March through October are months without snowfall in Penarth.Sea temperature
In May, the average sea temperature in Penarth is 11.3°C (52.3°F).Note: It is risky to swim in 11.3°C (52.3°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
Daylight
In Penarth, the average length of the day in May is 15h and 38min.On the first day of May in Penarth, United Kingdom, sunrise is at 5:43 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 5:01 am and sunset at 9:19 pm BST.
Sunshine
The month with the most sunshine is May, with an average of 8.2h of sunshine.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Penarth. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: In May, an average UV index of 4 transforms into the following instructions:
Exercise prevention - Warding off sunburn is urged. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What are May temperatures in Penarth?
What is the least humid month in Penarth?
What is the average humidity in May in Penarth?
How much does it rain in Penarth in May?
When it does not snow in Penarth?
What is the water temperature in May in Penarth?
What is the average length of the day in May in Penarth?
When is the sunrise / sunset in May in Penarth?
What month has the most sunshine in Penarth?
How many hours of sunshine does Penarth have in May?
What are the months with the highest UV index in Penarth?
How high is the UV index in May in Penarth?
Average temperature in May
Penarth, United Kingdom
- Average high temperature in May: 14.7°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (7.5°C).
- Average low temperature in May: 8.3°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in May
Penarth, 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 (1010mbar).
Average wind speed in May
Penarth, United Kingdom
- Average wind speed in May: 15.9km/h
The windiest month (with the highest average wind speed) is February (22.3km/h).
The calmest months (with the lowest average wind speed) are June and July (15.2km/h).
Average humidity in May
Penarth, United Kingdom
- Average humidity in May: 81%
The months with the highest relative humidity are November and December (86%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in May
Penarth, United Kingdom
- Average rainfall in May: 15mm
The wettest months (with the highest rainfall) are August and November (31mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in May
Penarth, United Kingdom
- Average rainfall days in May: 10.3 days
The month with the highest number of rainy days is November (13.5 days).
The months with the least rainy days are February and April (9.1 days).
Average snowfall in May
Penarth, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Penarth, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in May
Penarth, United Kingdom
- Average sea temperature in May: 11.3°C
The best months for swimming (with the highest average sea temperature) are August and September (16.6°C).
The coldest month (with the lowest average sea temperature) is March (8.7°C).
Average daylight in May /
Average sunshine in May
Penarth, United Kingdom
- Average daylight in May: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is May (Average sunshine: 8h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in May
Penarth, United Kingdom
- Average sunshine days in May: 18.4 days
The month with the most sunshine days is April (19.2 days).
The month with the least sunshine days is November (13.7 days).
Average UV index in May
Penarth, United Kingdom
- Average UV index in May: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Penarth, United Kingdom
- Average cloud cover in May: 46
The month with the most cloud cover is November (Cloud cover 61).
The months with the least cloud cover are April and May (Cloud cover 46).
Average visibility in May
Penarth, United Kingdom
- Average visibility in May: 9km
The months with the highest visibility are February, March and December (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (9km).
Penarth, United Kingdom
Weather forecast for your location
2. Allow the app to use your location
