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 introduction of May notes a subtle temperature variation to a still comfortable 18.8°C (65.8°F) from April's 16.2°C (61.2°F). Heyrieux, during the month of May, experiences an average low-temperature of 8.6°C (47.5°F).Humidity
In May, the average relative humidity in Heyrieux is 79%.Rainfall
In Heyrieux, in May, during 17.5 rainfall days, 55mm (2.17") of precipitation is typically accumulated. Throughout the year, in Heyrieux, there are 164.3 rainfall days, and 575mm (22.64") of precipitation is accumulated.Snowfall
In Heyrieux, snow does not fall in April through September.Daylight
In May, the average length of the day in Heyrieux, France, is 14h and 56min.On the first day of the month, sunrise is at 06:26 and sunset at 20:47. On the last day of May, sunrise is at 05:54 and sunset at 21:20 CEST.
Sunshine
The average sunshine in May is 8.8h.UV index
In Heyrieux, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 5 during May translates into the following guidance:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What are May temperatures in Heyrieux?
What is the average humidity in May in Heyrieux?
How much does it rain in Heyrieux in May?
When it does not snow in Heyrieux?
What is the average length of the day in May in Heyrieux?
What time are sunrise and sunset in May in Heyrieux?
How many hours of sunshine does Heyrieux have in May?
How high is the UV index in May in Heyrieux?
Average temperature in May
Heyrieux, France
- Average high temperature in May: 18.8°C
The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in May: 8.6°C
The months with the highest average low temperature are July and August (14.6°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in May
Heyrieux, France
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in May
Heyrieux, France
- Average wind speed in May: 10.7km/h
The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest months (with the lowest average wind speed) are August and September (8.4km/h).
Average humidity in May
Heyrieux, France
- Average humidity in May: 79%
The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (71%).
Average rainfall in May
Heyrieux, France
- Average rainfall in May: 55mm
The wettest month (with the highest rainfall) is November (65mm).
The driest month (with the least rainfall) is February (32mm).
Average rainfall days in May
Heyrieux, France
- Average rainfall days in May: 17.5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in May
Heyrieux, France
- Average snowfall in May: 0mm
The month with the highest snowfall is February (41mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in May
Heyrieux, France
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are April, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Heyrieux, France
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in May
Heyrieux, France
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is October (16.6 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in May
Heyrieux, France
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Heyrieux, France
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in May
Heyrieux, France
- Average visibility in May: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September and November (9km).
The months with the lowest visibility are January, October and December (8km).
Heyrieux, France
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