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
Keffenach's transition from April to May introduces an average high-temperature of a still refreshing 19°C (66.2°F), marking an insignificant variation from the 16.2°C (61.2°F). Throughout May, a steady low-temperature average of 7.9°C (46.2°F) is noted.Humidity
In Keffenach, the average relative humidity in May is 76%.Rainfall
May is the month with the most rainfall. Rain falls for 15.1 days and accumulates 47mm (1.85") of precipitation.Snowfall
April through September are months without snowfall in Keffenach, France.Daylight
In May, the average length of the day is 15h and 18min.On the first day of May in Keffenach, sunrise is at 06:06 and sunset at 20:44. On the last day of the month, sunrise is at 05:29 and sunset at 21:23 CEST.
Sunshine
In Keffenach, the average sunshine in May is 8.8h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 5 in May transforms into the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Keffenach in May?
What is the average humidity in May in Keffenach?
What is the wettest month in Keffenach?
How many days does it rain in May in Keffenach?
When it does not snow in Keffenach?
How many hours of daylight does Keffenach have in May?
What time are sunrise and sunset in May in Keffenach?
How long on average sun shines in May in Keffenach?
What is the month with the highest UV index in Keffenach?
How high is the UV index in May in Keffenach?
Average temperature in May
Keffenach, France
- Average high temperature in May: 19°C
The warmest months (with the highest average high temperature) are July and August (25.3°C).
The month with the lowest average high temperature is January (4.1°C).
- Average low temperature in May: 7.9°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-0.6°C).
Average pressure in May
Keffenach, France
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is November (1015.1mbar).
Average wind speed in May
Keffenach, France
- Average wind speed in May: 10km/h
The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8.9km/h).
Average humidity in May
Keffenach, France
- Average humidity in May: 76%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in May
Keffenach, France
- Average rainfall in May: 47mm
The wettest month (with the highest rainfall) is May (47mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in May
Keffenach, France
- Average rainfall days in May: 15.1 days
The month with the highest number of rainy days is May (15.1 days).
The months with the least rainy days are February and September (9.9 days).
Average snowfall in May
Keffenach, France
- Average snowfall in May: 0mm
The month with the highest snowfall is December (50mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in May
Keffenach, France
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.3 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
Keffenach, France
- Average daylight in May: 15h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in May: 8h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in May
Keffenach, France
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is December (13.5 days).
Average UV index in May
Keffenach, France
- Average UV index in May: 5
The months with the highest UV index are May, 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
Keffenach, France
- Average cloud cover in May: 42
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Keffenach, France
- Average visibility in May: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and December (8km).
