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 sees an average high-temperature of an enjoyable 18.4°C (65.1°F), hardly deviating from April. In Greifensee, the nighttime chill during May is a clear shift from the day's highs, with an average of 6.1°C (43°F).Humidity
In May, the average relative humidity in Greifensee, Switzerland, is 78%.Rainfall
In May, the rain falls for 18.4 days. Throughout May, 78mm (3.07") of precipitation is accumulated. Throughout the year, in Greifensee, there are 155.4 rainfall days, and 704mm (27.72") of precipitation is accumulated.Snowfall
Months with snowfall in Greifensee are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Greifensee aggregates 9mm (0.35") of snow. Throughout the year, there are 42.6 snowfall days, and 729mm (28.7") of snow is accumulated.Daylight
In May, the average length of the day is 15h and 7min.On the first day of the month, sunrise is at 06:07 and sunset at 20:36. On the last day of May, sunrise is at 05:32 and sunset at 21:13 CEST.
Sunshine
The average sunshine in May is 8.9h.UV index
In May, the average daily maximum UV index in Greifensee, Switzerland, is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 4 during May translates into these guidelines:
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. Experience reduced UV exposure by about half when donning a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Greifensee in May?
What is the average humidity in May in Greifensee?
How many days does it rain in May in Greifensee?
What is the last month it snows in Greifensee?
How many hours of daylight does Greifensee have in May?
When is the sunrise / sunset in May in Greifensee?
How many hours of sunshine does Greifensee have in May?
How high is the UV index in May in Greifensee?
Average temperature in May
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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
Greifensee, 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).
Greifensee, Switzerland
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