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
May
Weather in May
Temperature
Hellevoetsluis experiences an average high-temperature of a moderate 15.2°C (59.4°F) in May, marking an insignificant shift from 12.7°C (54.9°F) in April. In May, Hellevoetsluis experiences a temperature dip to an average of 10°C (50°F) at night.Humidity
In Hellevoetsluis, the average relative humidity in May is 77%.Rainfall
In Hellevoetsluis, Netherlands, during May, the rain falls for 12.3 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, in Hellevoetsluis, there are 167.9 rainfall days, and 321mm (12.64") of precipitation is accumulated.Snowfall
In Hellevoetsluis, Netherlands, snow does not fall in April through October.Daylight
In Hellevoetsluis, Netherlands, the average length of the day in May is 15h and 41min.On the first day of May in Hellevoetsluis, sunrise is at 06:12 and sunset at 21:08. On the last day of the month, sunrise is at 05:30 and sunset at 21:52 CEST.
Sunshine
The average sunshine in May in Hellevoetsluis, Netherlands, is 9h.UV index
In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In May, a regular UV index of 4 translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Hellevoetsluis?
What is the average humidity in May in Hellevoetsluis?
How much does it rain in Hellevoetsluis in May?
When it does not snow in Hellevoetsluis?
How many hours of daylight does Hellevoetsluis have in May?
When is the sunrise / sunset in May in Hellevoetsluis?
How many hours of sunshine does Hellevoetsluis have in May?
What is the UV index reading in May in Hellevoetsluis?
Average temperature in May
Hellevoetsluis, Netherlands
- Average high temperature in May: 15.2°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (6°C).
- Average low temperature in May: 10°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 (3.1°C).
Average pressure in May
Hellevoetsluis, Netherlands
- Average pressure in May: 1016.6mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1011.4mbar).
Average wind speed in May
Hellevoetsluis, Netherlands
- Average wind speed in May: 16.8km/h
The windiest month (with the highest average wind speed) is December (24.9km/h).
The calmest month (with the lowest average wind speed) is July (16.3km/h).
Average humidity in May
Hellevoetsluis, Netherlands
- Average humidity in May: 77%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is April (75%).
Average rainfall in May
Hellevoetsluis, Netherlands
- Average rainfall in May: 20mm
The wettest month (with the highest rainfall) is August (43mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in May
Hellevoetsluis, Netherlands
- Average rainfall days in May: 12.3 days
The month with the highest number of rainy days is October (17 days).
The month with the least rainy days is April (9.6 days).
Average snowfall in May
Hellevoetsluis, Netherlands
- Average snowfall in May: 0mm
The months with the highest snowfall are January and February (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Hellevoetsluis, Netherlands
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.9 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
Hellevoetsluis, Netherlands
- Average daylight in May: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in May
Hellevoetsluis, Netherlands
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is April (17.8 days).
The months with the least sunshine days are November and December (9.7 days).
Average UV index in May
Hellevoetsluis, Netherlands
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Hellevoetsluis, Netherlands
- Average cloud cover in May: 41
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in May
Hellevoetsluis, Netherlands
- Average visibility in May: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
