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
With May's advent, Penzance sees an average high-temperature of a still cool 12.7°C (54.9°F), subtly shifted from April's 10.8°C (51.4°F). Penzance marks an average drop to a still cool 11°C (51.8°F) during nighttime in May, following the high of the day.Humidity
In Penzance, United Kingdom, the average relative humidity in May is 83%.Rainfall
The month with the least rainfall is May, when the rain falls for 9.3 days and typically collects 10mm (0.39") of precipitation.Snowfall
February through December are months without snowfall in Penzance.Sea temperature
In Penzance, in May, the average water temperature is 12°C (53.6°F).Note: Swimming in 12°C (53.6°F) feels unbearing at 13°C (55.4°F) and can be life-risking below 10°C (50°F), causing breathing issues and cold shock, depending on a person's capacity.
Daylight
In Penzance, United Kingdom, the average length of the day in May is 15h and 27min.On the first day of the month, sunrise is at 5:56 am and sunset at 8:41 pm. On the last day of May, sunrise is at 5:17 am and sunset at 9:22 pm BST.
Sunshine
In Penzance, the average sunshine in May is 8.5h.UV index
In May, the average daily maximum UV index in Penzance is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: During May, 4 as the daily maximum UV index converts into the following advice:
Act with care - The suggestion to avoid sunburn is emphasized. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What are the temperatures in Penzance in May?
What is the average humidity in May in Penzance?
What is the driest month in Penzance?
How many days does it rain in May in Penzance?
When it does not snow in Penzance?
What is the sea water temperature in May in Penzance?
What is the average length of the day in May in Penzance?
When is the sunrise / sunset in May in Penzance?
How many hours of sunshine does Penzance have in May?
What is the UV index intensity in May in Penzance?
Average temperature in May
Penzance, United Kingdom
- Average high temperature in May: 12.7°C
The warmest month (with the highest average high temperature) is August (17.4°C).
The month with the lowest average high temperature is February (9.4°C).
- Average low temperature in May: 11°C
The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is February (7.3°C).
Average pressure in May
Penzance, United Kingdom
- Average pressure in May: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in May
Penzance, United Kingdom
- Average wind speed in May: 22.5km/h
The windiest month (with the highest average wind speed) is December (34.4km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).
Average humidity in May
Penzance, United Kingdom
- Average humidity in May: 83%
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are January, February, November and December (79%).
Average rainfall in May
Penzance, United Kingdom
- Average rainfall in May: 10mm
The wettest month (with the highest rainfall) is November (36mm).
The driest month (with the least rainfall) is May (10mm).
Average rainfall days in May
Penzance, United Kingdom
- Average rainfall days in May: 9.3 days
The month with the highest number of rainy days is November (16.3 days).
The month with the least rainy days is June (9.2 days).
Average snowfall in May
Penzance, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in May
Penzance, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in May
Penzance, United Kingdom
- Average sea temperature in May: 12°C
The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).
Average daylight in May /
Average sunshine in May
Penzance, United Kingdom
- Average daylight in May: 15h and 3min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is April (Average sunshine: 8h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in May
Penzance, United Kingdom
- Average sunshine days in May: 19.2 days
The month with the most sunshine days is May (19.2 days).
The month with the least sunshine days is November (9.7 days).
Average UV index in May
Penzance, United Kingdom
- Average UV index in May: 4
The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in May
Penzance, United Kingdom
- Average cloud cover in May: 45
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 42).
Average visibility in May
Penzance, United Kingdom
- 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).
Penzance, United Kingdom
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