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
As May takes its course, Heiwiller's average high-temperature registers at a comfortable 17.9°C (64.2°F), closely aligning with the preceding month. In Heiwiller, in May, the average low-temperature is a chilly 7.3°C (45.1°F).Humidity
In Heiwiller, the average relative humidity in May is 80%.Rainfall
In May, in Heiwiller, the rain falls for 20.8 days. Throughout May, 68mm (2.68") of precipitation is accumulated. In Heiwiller, during the entire year, the rain falls for 183.7 days and collects up to 683mm (26.89") of precipitation.Snowfall
April through September are months without snowfall in Heiwiller.Daylight
In May, the average length of the day is 15h and 9min.On the first day of May in Heiwiller, sunrise is at 06:12 and sunset at 20:43. On the last day of the month, sunrise is at 05:37 and sunset at 21:19 CEST.
Sunshine
In May, the average sunshine is 9.2h.UV index
In Heiwiller, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 4 during May translates into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What is the average May temperature in Heiwiller?
What is the average humidity in May in Heiwiller?
How much does it rain in Heiwiller in May?
When it does not snow in Heiwiller?
How many hours of daylight does Heiwiller have in May?
What time are sunrise and sunset in May in Heiwiller?
How many hours of sunshine does Heiwiller have in May?
What is the UV index reading in May in Heiwiller?
Average temperature in May
Heiwiller, France
- Average high temperature in May: 17.9°C
The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in May: 7.3°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-1.7°C).
Average pressure in May
Heiwiller, France
- Average pressure in May: 1016.4mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).
Average wind speed in May
Heiwiller, France
- Average wind speed in May: 8.5km/h
The windiest month (with the highest average wind speed) is February (10.1km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).
Average humidity in May
Heiwiller, France
- Average humidity in May: 80%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and August (76%).
Average rainfall in May
Heiwiller, France
- Average rainfall in May: 68mm
The wettest month (with the highest rainfall) is June (82mm).
The driest month (with the least rainfall) is September (33mm).
Average rainfall days in May
Heiwiller, France
- Average rainfall days in May: 20.8 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is October (12.2 days).
Average snowfall in May
Heiwiller, France
- Average snowfall in May: 0mm
The month with the highest snowfall is December (60mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in May
Heiwiller, France
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Heiwiller, France
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in May
Heiwiller, France
- Average sunshine days in May: 7.5 days
The month with the most sunshine days is October (16 days).
The month with the least sunshine days is May (7.5 days).
Average UV index in May
Heiwiller, France
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Heiwiller, France
- Average cloud cover in May: 41
The months with the most cloud cover are January and December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Heiwiller, France
- Average visibility in May: 9km
The months with the highest visibility are March, April, May, June, July, August and October (9km).
The months with the lowest visibility are January, February, September, November and December (8km).
Heiwiller, France
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