Climate and monthly weather forecastTrosa, Sweden
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Trosa, Sweden, with an average temperature varying between -3.9°C (25°F) and -0.6°C (30.9°F). January, noted for its average high-temperature of -0.6°C (30.9°F) and an average low-temperature of -3.9°C (25°F), is considered the coldest month. Weather in January »Weather in February
The last month of the winter, February, is a cold month in Trosa, Sweden, with an average temperature ranging between max 0.5°C (32.9°F) and min -3.8°C (25.2°F). Trosa registers an average high-temperature of an icy 0.5°C (32.9°F) at the commencement of February, closely related to the preceding month. Weather in February »Weather in March
March, the first month of the spring in Trosa, is still a cold month, with temperature in the range of an average high of 4.2°C (39.6°F) and an average low of -1.7°C (28.9°F). March signals a minor shift in the average high-temperature, moving from February's wintry 0.5°C (32.9°F) to a still cold 4.2°C (39.6°F). Weather in March »Weather in April
April is a fresh spring month in Trosa, Sweden, with an average temperature varying between 2.3°C (36.1°F) and 10.1°C (50.2°F). Trosa experiences a temperature shift with the start of April, with average high-temperatures moving from a wintry 4.2°C (39.6°F) in March to a cool 10.1°C (50.2°F). Weather in April »Weather in May
The last month of the spring, May, is a mild month in Trosa, Sweden, with temperature in the range of an average low of 6.3°C (43.3°F) and an average high of 15.5°C (59.9°F). May's arrival brings a temperature shift, moving from a fresh 10.1°C (50.2°F) in April to a moderate 15.5°C (59.9°F). Weather in May »Weather in June
June, the first month of the summer in Trosa, is a refreshing month, with an average temperature varying between 10.3°C (50.5°F) and 19.5°C (67.1°F). June's arrival signals a subtle increase in average high-temperatures, moving from May's moderate 15.5°C (59.9°F) to a still refreshing 19.5°C (67.1°F). Weather in June »Weather in July
July in Trosa, Sweden, is a pleasant summer month, with temperature in the range of an average high of 22.1°C (71.8°F) and an average low of 12.8°C (55°F). July is the month when Trosa experiences its warmest temperatures, averaging a high of 22.1°C (71.8°F) and a low of 12.8°C (55°F). Weather in July »Weather in August
August, the last month of the summer in Trosa, is also an agreeable month, with temperature in the range of an average low of 12.3°C (54.1°F) and an average high of 21.1°C (70°F). A minor adjustment in Trosa's average high-temperature is noted with the start of August, touching a still pleasant 21.1°C (70°F) from July's 22.1°C (71.8°F). Weather in August »Weather in September
The first month of the autumn, September, is also an enjoyable month in Trosa, Sweden, with temperature in the range of an average high of 16.5°C (61.7°F) and an average low of 9.3°C (48.7°F). As August makes way for September, Trosa's average high-temperature eases from an agreeable 21.1°C (70°F) to a refreshing 16.5°C (61.7°F). Weather in September »Weather in October
October, the same as September, in Trosa, Sweden, is another chilly autumn month, with an average temperature varying between 5.1°C (41.2°F) and 9.7°C (49.5°F). October's onset brings a slight change in high-temperatures, falling from a refreshing 16.5°C (61.7°F) in September to a chilly 9.7°C (49.5°F). Weather in October »Weather in November
November, the last month of the autumn in Trosa, is another cold month, with an average temperature fluctuating between 1.8°C (35.2°F) and 4.9°C (40.8°F). Trosa's weather in November involves a mild decrease in the average high-temperature, moving down slightly from October's frosty 9.7°C (49.5°F) to a cold 4.9°C (40.8°F). Weather in November »Weather in December
December, the first month of the winter in Trosa, is also a wintry month, with temperature in the range of an average low of -2.3°C (27.9°F) and an average high of 1.4°C (34.5°F). December marks a gentle change in average high-temperature, declining from November's icy 4.9°C (40.8°F) to a still cold 1.4°C (34.5°F). Weather in December »Updated: Jul 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Trosa witnesses the coldest weather in January, with temperatures averaging a high of -0.6°C (30.9°F) and a low of -3.9°C (25°F).
January, February, November and December, with an average relative humidity of 89%, are most humid months.
Throughout the year, there are 143.7 rainfall days, and 387mm (15.24") of precipitation is accumulated.
Months with snowfall are January through May, October through December.
January is the month with the most snowfall. Snow falls for 14 days and accumulates 110mm (4.33") of snow.
In Trosa, during the entire year, snow falls for 57.2 days and aggregates up to 427mm (16.81") of snow.
With an average maximum UV index of 1, January is the month with the lowest UV index in Trosa.
With an average sea temperature of 1°C (33.8°F), February is the month with the coldest seawater.
The month with the least rainfall is April, when the rain falls for 11.7 days and typically collects 18mm (0.71") of precipitation.
May is the least humid month, with an average relative humidity of 70%.
June through September are months without snowfall.
With an average of 18h and 18min of daylight, June has the longest days of the year.
The month with the most sunshine is June, with an average of 12h of sunshine.
June and July, with an average maximum UV index of 5, are months with the highest UV index.
In Trosa, July is known for its average highest temperatures, reaching a high of 22.1°C (71.8°F) and a low of 12.8°C (55°F).
With an average sea temperature of 18.7°C (65.7°F), August is the month with the warmest seawater.
The month with the most rainfall is October, when the rain falls for 13.6 days and typically aggregates up to 41mm (1.61") of precipitation.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
December has the shortest days of the year, with an average of 6h and 24min of daylight.
With an average of 2.5h of sunshine, December has the least sunshine of the year.
Average temperature
Trosa, Sweden
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).
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
Trosa, Sweden
- Average pressure in January:
1011.3mbar - Average pressure in February:
1011.6mbar - Average pressure in March:
1012.1mbar - Average pressure in April:
1014.4mbar - Average pressure in May:
1014.8mbar - Average pressure in June:
1012.6mbar
- Average pressure in July:
1011.2mbar - Average pressure in August:
1012.8mbar - Average pressure in September:
1013.5mbar - Average pressure in October:
1014.2mbar - Average pressure in November:
1011mbar - Average pressure in December:
1008.1mbar
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
Trosa, Sweden
- Average wind speed in January:
15.5km/h - Average wind speed in February:
14.4km/h - Average wind speed in March:
14.3km/h - Average wind speed in April:
13.4km/h - Average wind speed in May:
12.3km/h - Average wind speed in June:
12.3km/h
- Average wind speed in July:
11.7km/h - Average wind speed in August:
11.5km/h - Average wind speed in September:
12.9km/h - Average wind speed in October:
14.1km/h - Average wind speed in November:
14.5km/h - Average wind speed in December:
16km/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
Trosa, Sweden
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
Trosa, Sweden
The wettest month (with the highest rainfall) is October (41mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days
Trosa, Sweden
- Average rainfall days in January:
7.3 days - Average rainfall days in February:
7.1 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
11.7 days - Average rainfall days in May:
14.5 days - Average rainfall days in June:
13.9 days
- Average rainfall days in July:
14.6 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
13.6 days - Average rainfall days in November:
13.6 days - Average rainfall days in December:
10 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
Trosa, Sweden
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
Trosa, Sweden
- Average snowfall days in January:
14 days - Average snowfall days in February:
13.4 days - Average snowfall days in March:
10.5 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0.7 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.6 days - Average snowfall days in November:
3.8 days - Average snowfall days in December:
11.4 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
Trosa, Sweden
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 / Average sunshine
Trosa, Sweden
- Average daylight in January:
7h and 6min - Average daylight in February:
9h and 18min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 30min - Average daylight in May:
16h and 54min - Average daylight in June:
18h and 18min
- Average daylight in July:
17h and 36min - Average daylight in August:
15h and 24min - Average daylight in September:
12h and 48min - Average daylight in October:
10h and 12min - Average daylight in November:
7h and 48min - Average daylight in December:
6h and 24min
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 January:
3h and 24min - Average sunshine in February:
3h and 18min - Average sunshine in March:
4h and 54min - Average sunshine in April:
8h and 6min - Average sunshine in May:
9h and 0min - Average sunshine in June:
12h and 0min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
9h and 30min - Average sunshine in September:
8h and 6min - Average sunshine in October:
4h and 12min - Average sunshine in November:
3h and 36min - Average sunshine in December:
2h and 30min
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
Trosa, Sweden
- Average sunshine days in January:
11.3 days - Average sunshine days in February:
10.3 days - Average sunshine days in March:
11.8 days - Average sunshine days in April:
14.6 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
14.5 days
- Average sunshine days in July:
14.3 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
13.5 days - Average sunshine days in November:
11.5 days - Average sunshine days in December:
11 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
Trosa, Sweden
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
Trosa, Sweden
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
Trosa, Sweden
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).
