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 sea temperature 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 transition from April to May brings a subtle temperature rise, with average high-temperatures increasing from a frosty 8.8°C (47.8°F) to a fresh 12.8°C (55°F). Heiligenhafen maintains a consistent average nighttime low-temperature of 9.8°C (49.6°F) throughout May.Humidity
In Heiligenhafen, the average relative humidity in May is 80%.Rainfall
In Heiligenhafen, in May, during 12.9 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, there are 173.4 rainfall days, and 515mm (20.28") of precipitation is accumulated.Snowfall
In Heiligenhafen, snow does not fall in May through October.Sea temperature
In Heiligenhafen, in May, the average water temperature is 11.8°C (53.2°F).Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
Daylight
In May, the average length of the day is 16h and 4min.On the first day of May in Heiligenhafen, Germany, sunrise is at 05:36 and sunset at 20:49. On the last day of the month, sunrise is at 04:48 and sunset at 21:38 CEST.
Sunshine
The average sunshine in May is 9h.UV index
In Heiligenhafen, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 4 during May translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What are May temperatures in Heiligenhafen?
What is the average humidity in May in Heiligenhafen?
How much does it rain in Heiligenhafen in May?
When it does not snow in Heiligenhafen?
Does it snow in Heiligenhafen in May?
How cold is the water in May in Heiligenhafen?
How many hours of daylight does Heiligenhafen have in May?
What time are sunrise and sunset in May in Heiligenhafen?
How long on average sun shines in May in Heiligenhafen?
What is the UV index reading in May in Heiligenhafen?
Average temperature in May
Heiligenhafen, Germany
- Average high temperature in May: 12.8°C
The warmest month (with the highest average high temperature) is August (19.6°C).
The month with the lowest average high temperature is February (3°C).
- Average low temperature in May: 9.8°C
The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is February (1.1°C).
Average pressure in May
Heiligenhafen, Germany
- Average pressure in May: 1015.7mbar
The months with the highest atmospheric pressure are April, May and September (1015.7mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in May
Heiligenhafen, Germany
- Average wind speed in May: 21.5km/h
The windiest month (with the highest average wind speed) is December (29.9km/h).
The calmest month (with the lowest average wind speed) is June (20.9km/h).
Average humidity in May
Heiligenhafen, Germany
- Average humidity in May: 80%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (77%).
Average rainfall in May
Heiligenhafen, Germany
- Average rainfall in May: 32mm
The wettest month (with the highest rainfall) is August (64mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in May
Heiligenhafen, Germany
- Average rainfall days in May: 12.9 days
The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in May
Heiligenhafen, Germany
- Average snowfall in May: 0mm
The month with the highest snowfall is January (19mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Heiligenhafen, Germany
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in May
Heiligenhafen, Germany
- Average sea temperature in May: 11.8°C
The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is January (2.4°C).
Average daylight in May /
Average sunshine in May
Heiligenhafen, Germany
- Average daylight in May: 16h and 1min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in May: 9h and 0min
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 18min).
Average sunshine days in May
Heiligenhafen, Germany
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is November (8.6 days).
Average UV index in May
Heiligenhafen, Germany
- Average UV index in May: 4
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Heiligenhafen, Germany
- Average cloud cover in May: 42
The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in May
Heiligenhafen, Germany
- Average visibility in May: 10km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).
Heiligenhafen, Germany
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