May weather forecastHelsa, Germany
May
Weather in May
May, the last month of the spring in Helsa, is an enjoyable month, with an average temperature fluctuating between 17.7°C (63.9°F) and 6.2°C (43.2°F).Temperature
May's onset brings a subtle temperature rise, moving from a moderate 14.7°C (58.5°F) in April to a still refreshing 17.7°C (63.9°F). Throughout May, an average low-temperature of 6.2°C (43.2°F) is experienced in Helsa.Humidity
In Helsa, Germany, the average relative humidity in May is 76%.Rainfall
In Helsa, during May, the rain falls for 17.7 days and regularly aggregates up to 49mm (1.93") of precipitation. Throughout the year, in Helsa, there are 176.4 rainfall days, and 463mm (18.23") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Helsa. During 0.2 snowfall days, in May, Helsa aggregates 3mm (0.12") of snow. In Helsa, during the entire year, snow falls for 35.8 days and aggregates up to 251mm (9.88") of snow.Daylight
In May, the average length of the day in Helsa is 15h and 36min.On the first day of May, sunrise is at 05:52 and sunset at 20:44. On the last day of the month, sunrise is at 05:11 and sunset at 21:26 CEST.
Sunshine
The average sunshine in May is 8.7h.UV index
In Helsa, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 4 in May translates into these instructions:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Helsa, Germany
- Average high temperature in May: 17.7°C
The warmest months (with the highest average high temperature) are July and August (23.4°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in May: 6.2°C
The month with the highest average low temperature is August (12.5°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in May
Helsa, Germany
- Average pressure in May: 1016.1mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in May
Helsa, Germany
- Average wind speed in May: 9km/h
The windiest month (with the highest average wind speed) is December (12.2km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in May
Helsa, Germany
- Average humidity in May: 76%
The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is August (73%).
Average rainfall in May
Helsa, Germany
- Average rainfall in May: 49mm
The wettest month (with the highest rainfall) is June (51mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in May
Helsa, Germany
- Average rainfall days in May: 17.7 days
The months with the highest number of rainy days are June and July (17.8 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in May
Helsa, Germany
- Average snowfall in May: 3mm
The month with the highest snowfall is January (79mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Helsa, Germany
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Helsa, Germany
- Average daylight in May: 15h and 36min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in May: 8h and 42min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).
Average sunshine days in May
Helsa, Germany
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is October (14.9 days).
The month with the least sunshine days is June (9 days).
Average UV index in May
Helsa, Germany
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Helsa, Germany
- Average cloud cover in May: 48
The month with the most cloud cover is December (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in May
Helsa, Germany
- Average visibility in May: 8km
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, February, October, November and December (7km).





