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
In Trosa, the average high-temperature in May increases from a fresh 10.1°C (50.2°F) in April to a mild 15.5°C (59.9°F). In Trosa, May nights cool down to an average of 6.3°C (43.3°F).Humidity
May is the least humid month, with an average relative humidity of 70%.Rainfall
In Trosa, in May, during 14.5 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, in Trosa, Sweden, there are 143.7 rainfall days, and 387mm (15.24") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Trosa. During 0.7 snowfall days, in May, Trosa aggregates 6mm (0.24") of snow. Throughout the year, there are 57.2 snowfall days, and 427mm (16.81") of snow is accumulated.Sea temperature
In May, the average sea temperature is 7.8°C (46°F).Note: Dipping in 7.8°C (46°F) at temperatures less than 10°C (50°F) without proper gear can lead to pronounced cold shock and breathing difficulties.
Daylight
The average length of the day in May in Trosa is 16h and 56min.On the first day of May in Trosa, Sweden, sunrise is at 04:51 and sunset at 20:42. On the last day of the month, sunrise is at 03:49 and sunset at 21:45 CEST.
Sunshine
In Trosa, the average sunshine in May is 9h.UV index
In Trosa, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 4 during May leads to these instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What is the usual temperature for Trosa in May?
What is the least humid month in Trosa?
What is the average humidity in May in Trosa?
How many days does it rain in May in Trosa?
What is the last month it snows in Trosa?
How cold is the water in May in Trosa?
How many hours of daylight does Trosa have in May?
What time are sunrise and sunset in May in Trosa?
How long on average sun shines in May in Trosa?
What is the UV index reading in May in Trosa?
Average temperature in May
Trosa, Sweden
- Average high temperature in May: 15.5°C
The warmest month (with the highest average high temperature) is July (22.1°C).
The month with the lowest average high temperature is January (-0.6°C).
- Average low temperature in May: 6.3°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).
Average pressure in May
Trosa, Sweden
- Average pressure in May: 1014.8mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008.1mbar).
Average wind speed in May
Trosa, Sweden
- Average wind speed in May: 12.3km/h
The windiest month (with the highest average wind speed) is December (16km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in May
Trosa, Sweden
- Average humidity in May: 70%
The months with the highest relative humidity are January, February, November and December (89%).
The month with the lowest relative humidity is May (70%).
Average rainfall in May
Trosa, Sweden
- Average rainfall in May: 34mm
The wettest month (with the highest rainfall) is October (41mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in May
Trosa, Sweden
- Average rainfall days in May: 14.5 days
The months with the highest number of rainy days are July and August (14.6 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in May
Trosa, Sweden
- Average snowfall in May: 6mm
The month with the highest snowfall is January (110mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Trosa, Sweden
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Trosa, Sweden
- Average sea temperature in May: 7.8°C
The best month for swimming (with the highest average sea temperature) is August (18.7°C).
The coldest month (with the lowest average sea temperature) is February (1°C).
Average daylight in May /
Average sunshine in May
Trosa, Sweden
- Average daylight in May: 16h and 5min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in May
Trosa, Sweden
- Average sunshine days in May: 13.5 days
The month with the most sunshine days is April (14.6 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in May
Trosa, Sweden
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Trosa, Sweden
- Average cloud cover in May: 44
The months with the most cloud cover are February and December (Cloud cover 67).
The months with the least cloud cover are June, July and August (Cloud cover 40).
Average visibility in May
Trosa, Sweden
- Average visibility in May: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, November and December (8km).
Trosa, Sweden
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