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
During May, Hillegom observes a subtle ascent to a still moderate 15.7°C (60.3°F) from April's 13.3°C (55.9°F) in the average high-temperature. In Hillegom, an average temperature of 9.5°C (49.1°F) is noted during May nights.Humidity
In Hillegom, the average relative humidity in May is 76%.Rainfall
In Hillegom, in May, it is raining for 14.2 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, in Hillegom, Netherlands, there are 193.2 rainfall days, and 526mm (20.71") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Hillegom.Daylight
In Hillegom, the average length of the day in May is 15h and 45min.On the first day of May, sunrise is at 06:09 and sunset at 21:07. On the last day of the month, sunrise is at 05:26 and sunset at 21:52 CEST.
Sunshine
In Hillegom, the average sunshine in May is 8.7h.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 rays for average individuals.Note: A daily high UV index of 4 in May leads to these guidelines:
Ensure safety - Sun damage prevention is strongly urged. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What are May temperatures in Hillegom?
What is the average humidity in May in Hillegom?
How many days does it rain in May in Hillegom?
When it does not snow in Hillegom?
What is the average length of the day in May in Hillegom?
When is the sunrise / sunset in May in Hillegom?
How long on average sun shines in May in Hillegom?
How high is the UV index in May in Hillegom?
Average temperature in May
Hillegom, Netherlands
- Average high temperature in May: 15.7°C
The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in May: 9.5°C
The month with the highest average low temperature is August (15.3°C).
The coldest months (with the lowest average low temperature) are January and February (2.6°C).
Average pressure in May
Hillegom, Netherlands
- Average pressure in May: 1016.5mbar
The month with the highest atmospheric pressure is September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).
Average wind speed in May
Hillegom, Netherlands
- Average wind speed in May: 15.4km/h
The windiest month (with the highest average wind speed) is December (22.2km/h).
The calmest month (with the lowest average wind speed) is July (14.4km/h).
Average humidity in May
Hillegom, Netherlands
- Average humidity in May: 76%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Hillegom, Netherlands
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is December (65mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in May
Hillegom, Netherlands
- Average rainfall days in May: 14.2 days
The month with the highest number of rainy days is December (20.5 days).
The month with the least rainy days is October (13 days).
Average snowfall in May
Hillegom, Netherlands
- Average snowfall in May: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Hillegom, Netherlands
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (4.6 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
Hillegom, Netherlands
- Average daylight in May: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in May
Hillegom, Netherlands
- Average sunshine days in May: 14.4 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is December (6.1 days).
Average UV index in May
Hillegom, 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
Hillegom, Netherlands
- Average cloud cover in May: 42
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in May
Hillegom, Netherlands
- Average visibility in May: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Hillegom, Netherlands
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