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
The dawn of May sees an average high-temperature of an enjoyable 18.4°C (65.1°F), subtly contrasting with April's 15.8°C (60.4°F). Herdern sees a major change from daytime highs, with the nighttime temperature dipping to a chilly 6.1°C (43°F) on average during May.Humidity
In Herdern, the average relative humidity in May is 78%.Rainfall
In May, the rain falls for 18.4 days. Throughout May, 78mm (3.07") of precipitation is accumulated. In Herdern, Switzerland, during the entire year, the rain falls for 155.4 days and collects up to 704mm (27.72") of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Herdern aggregates 9mm (0.35") of snow. In Herdern, Switzerland, during the entire year, snow falls for 42.6 days and aggregates up to 729mm (28.7") of snow.Daylight
The average length of the day in May is 15h and 8min.On the first day of the month, sunrise is at 06:06 and sunset at 20:36. On the last day of May, in Herdern, sunrise is at 05:30 and sunset at 21:13 CEST.
Sunshine
The average sunshine in May in Herdern is 8.9h.UV index
In Herdern, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In May, an average UV index of 4 transforms into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Herdern in May?
What is the average humidity in May in Herdern?
How much does it rain in Herdern in May?
What is the last month it snows in Herdern?
What is the average length of the day in May in Herdern?
What time are sunrise and sunset in May in Herdern?
How many hours of sunshine does Herdern have in May?
How high is the UV index in May in Herdern?
Average temperature in May
Herdern, Switzerland
- Average high temperature in May: 18.4°C
The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in May: 6.1°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in May
Herdern, Switzerland
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in May
Herdern, Switzerland
- Average wind speed in May: 7.7km/h
The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity in May
Herdern, Switzerland
- Average humidity in May: 78%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in May
Herdern, Switzerland
- Average rainfall in May: 78mm
The wettest month (with the highest rainfall) is December (82mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in May
Herdern, Switzerland
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is May (18.4 days).
The months with the least rainy days are September and November (9.9 days).
Average snowfall in May
Herdern, Switzerland
- Average snowfall in May: 9mm
The month with the highest snowfall is January (182mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Herdern, Switzerland
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Herdern, Switzerland
- 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: 8h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in May
Herdern, Switzerland
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is February (11.1 days).
Average UV index in May
Herdern, Switzerland
- Average UV index in May: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in May
Herdern, Switzerland
- Average cloud cover in May: 46
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Herdern, Switzerland
- Average visibility in May: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (7km).
