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
The transition into May is marked with an average high-temperature of a comfortable 17.5°C (63.5°F), showing an insignificant shift from April's 14.8°C (58.6°F). An average low-temperature of 8.7°C (47.7°F) is recorded during the nights in May in Altforst.Humidity
The average relative humidity in May is 77%.Rainfall
In Altforst, during May, the rain falls for 18.2 days and regularly aggregates up to 40mm (1.57") of precipitation. In Altforst, during the entire year, the rain falls for 203.8 days and collects up to 547mm (21.54") of precipitation.Snowfall
In Altforst, snow does not fall in April through October.Daylight
In Altforst, the average length of the day in May is 15h and 41min.On the first day of the month, sunrise is at 06:07 and sunset at 21:02. On the last day of May, sunrise is at 05:24 and sunset at 21:46 CEST.
Sunshine
The average sunshine in May is 8.3h.UV index
The average daily maximum UV index in May in Altforst is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 4 in May interprets into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Altforst?
What is the average humidity in May in Altforst?
How much does it rain in Altforst in May?
When it does not snow in Altforst?
What is the average length of the day in May in Altforst?
When is the sunrise / sunset in May in Altforst?
How long on average sun shines in May in Altforst?
What is the UV index reading in May in Altforst?
Average temperature in May
Altforst, Netherlands
- Average high temperature in May: 17.5°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in May: 8.7°C
The month with the highest average low temperature is August (13.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.2°C).
Average pressure in May
Altforst, Netherlands
- Average pressure in May: 1016.4mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed in May
Altforst, Netherlands
- Average wind speed in May: 12.8km/h
The windiest month (with the highest average wind speed) is December (17.6km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in May
Altforst, Netherlands
- Average humidity in May: 77%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Altforst, Netherlands
- Average rainfall in May: 40mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in May
Altforst, Netherlands
- Average rainfall days in May: 18.2 days
The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is April (14.3 days).
Average snowfall in May
Altforst, Netherlands
- Average snowfall in May: 0mm
The month with the highest snowfall is February (34mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Altforst, Netherlands
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (3.8 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
Altforst, 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: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in May
Altforst, Netherlands
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is April (13.2 days).
The months with the least sunshine days are June and August (8.3 days).
Average UV index in May
Altforst, 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
Altforst, Netherlands
- Average cloud cover in May: 45
The month with the most cloud cover is December (Cloud cover 65).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in May
Altforst, Netherlands
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (9km).
The month with the lowest visibility is September (8km).
Altforst, Netherlands
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