May weather forecast
Heisdorf, Germany

May

Weather in May

The last month of the spring, May, is a mild month in Heisdorf, Germany, with temperature in the range of an average low of 5.8°C (42.4°F) and an average high of 15.5°C (59.9°F).

Temperature

Heisdorf's average high-temperature in May sits at a mild 15.5°C (59.9°F), showing little difference from the previous month. In Heisdorf, May's nights observe an average temperature dip to a cold 5.8°C (42.4°F).

Humidity

The average relative humidity in May is 83%.

Rainfall

In Heisdorf, in May, during 16.9 rainfall days, 49mm (1.93") of precipitation is typically accumulated. In Heisdorf, Germany, during the entire year, the rain falls for 166.4 days and collects up to 566mm (22.28") of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Heisdorf aggregates 2mm (0.08") of snow. Throughout the year, there are 39.8 snowfall days, and 371mm (14.61") of snow is accumulated.

Daylight

In Heisdorf, the average length of the day in May is 15h and 27min.
On the first day of May, sunrise is at 06:08 and sunset at 20:53. On the last day of the month, sunrise is at 05:29 and sunset at 21:34 CEST.

Sunshine

In Heisdorf, the average sunshine in May is 7.8h.

UV index

In May, the average daily maximum UV index in Heisdorf is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: In May, an average UV index of 3 transforms into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What are May temperatures in Heisdorf?
In May, in Heisdorf, the average high-temperature is 15.5°C (59.9°F), and the average low-temperature is 5.8°C (42.4°F).
What is the average humidity in May in Heisdorf?
In May, the average relative humidity in Heisdorf, Germany, is 83%.
How much does it rain in Heisdorf in May?
In Heisdorf, during May, the rain falls for 16.9 days and regularly aggregates up to 49mm (1.93") of precipitation.
What is the last month it snows in Heisdorf?
May is the last month it regularly snows. During 0.3 snowfall days, in May, Heisdorf aggregates 2mm (0.08") of snow.
What is the average length of the day in May in Heisdorf?
In May, the average day length in Heisdorf, Germany, is 15h and 27min.
When are sunrise and sunset in May in Heisdorf?
On the first day of May in Heisdorf, Germany, sunrise is at 06:08 and sunset at 20:53. On the last day of the month, sunrise is at 05:29 and sunset at 21:34 CEST.
How many hours of sunshine does Heisdorf have in May?
In May, the average sunshine duration in Heisdorf is 7.8h.
How high is the UV index in May in Heisdorf?
The average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Heisdorf, Germany
Average temperature in May
Heisdorf, Germany
  • Average high temperature in May: 15.5°C

The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.4°C).

  • Average low temperature in May: 5.8°C

The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).

Average pressure in May - Heisdorf, Germany
Average pressure in May
Heisdorf, Germany
  • Average pressure in May: 1016.1mbar

The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).

Average wind speed in May - Heisdorf, Germany
Average wind speed in May
Heisdorf, Germany
  • Average wind speed in May: 11.6km/h

The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).

Average humidity in May - Heisdorf, Germany
Average humidity in May
Heisdorf, Germany
  • Average humidity in May: 83%

The months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (79%).

Average rainfall in May - Heisdorf, Germany
Average rainfall in May
Heisdorf, Germany
  • Average rainfall in May: 49mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (31mm).

Average rainfall days in May - Heisdorf, Germany
Average rainfall days in May
Heisdorf, Germany
  • Average rainfall days in May: 16.9 days

The months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (9.2 days).

Average snowfall in May - Heisdorf, Germany
Average snowfall in May
Heisdorf, Germany
  • Average snowfall in May: 2mm

The month with the highest snowfall is February (105mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Heisdorf, Germany
Average snowfall days in May
Heisdorf, Germany
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Heisdorf, Germany
Average daylight in May /
Average sunshine in May
Heisdorf, Germany
  • Average daylight in May: 15h and 3min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in May: 7h and 5min

The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).

Average sunshine days in May - Heisdorf, Germany
Average sunshine days in May
Heisdorf, Germany
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in May - Heisdorf, Germany
Average UV index in May
Heisdorf, Germany
  • Average UV index in May: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in May - Heisdorf, Germany
Average cloud cover in May
Heisdorf, Germany
  • Average cloud cover in May: 51

The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 43).

Average visibility in May - Heisdorf, Germany
Average visibility in May
Heisdorf, Germany
  • Average visibility in May: 8km

The month with the highest visibility is April (9km).
The months with the lowest visibility are November and December (7km).

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