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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- 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
Climate and monthly weather forecast
Weather in January
January, the same as December, in Sya, Sweden, is another subzero cold winter month, with an average temperature ranging between min -3.3°C (26.1°F) and max -0.3°C (31.5°F). January, noted for its average high-temperature of -0.3°C (31.5°F) and an average low-temperature of -3.3°C (26.1°F), is considered the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Sya, is an icy month, with an average temperature varying between -3.4°C (25.9°F) and 0.5°C (32.9°F). February commences with an average high-temperature of a cold 0.5°C (32.9°F), showing little deviation from January's -0.3°C (31.5°F). Weather in February »
Weather in March
The first month of the spring, March, is still a cold month in Sya, Sweden, with an average temperature fluctuating between -1.5°C (29.3°F) and 4.1°C (39.4°F). In Sya, stepping into March brings a gentle temperature nudge, moving slightly up from February's wintry 0.5°C (32.9°F) to a still cold 4.1°C (39.4°F). Weather in March »
Weather in April
April is a chilly spring month in Sya, Sweden, with an average temperature varying between 9.8°C (49.6°F) and 2.3°C (36.1°F). April shows a rise in the average high-temperature, moving from March's wintry 4.1°C (39.4°F) to a frosty 9.8°C (49.6°F). Weather in April »
Weather in May
May, the last month of the spring in Sya, is a mild month, with an average temperature fluctuating between 15.1°C (59.2°F) and 6.1°C (43°F). As Sya transitions into May, a rise in the average high-temperature is observed, moving from a frosty 9.8°C (49.6°F) in April to a mild 15.1°C (59.2°F). Weather in May »
Weather in June
The first month of the summer, June, is a comfortable month in Sya, Sweden, with an average temperature ranging between max 18.9°C (66°F) and min 9.8°C (49.6°F). The shift into June is accompanied by a modest temperature increase, with the average high-temperature edging up from a moderate 15.1°C (59.2°F) in May to a comfortable 18.9°C (66°F). Weather in June »
Weather in July
July in Sya, Sweden, is a pleasant summer month, with an average temperature fluctuating between 12.5°C (54.5°F) and 21.2°C (70.2°F). In Sya, the highest average temperatures are observed in July, with a high of 21.2°C (70.2°F) and a low of 12.5°C (54.5°F). Weather in July »
Weather in August
The last month of the summer, August, is another pleasant month in Sya, Sweden, with temperature in the range of an average low of 12.3°C (54.1°F) and an average high of 20.3°C (68.5°F). With the onset of August, a modest change to a still agreeable 20.3°C (68.5°F) from July's 21.2°C (70.2°F) is noted in high-temperature. Weather in August »
Weather in September
September, the first month of the autumn in Sya, is still a refreshing month, with an average temperature varying between 9.3°C (48.7°F) and 15.7°C (60.3°F). The arrival of September is marked by a minor reduction in average high-temperature, sliding from an agreeable 20.3°C (68.5°F) in August to a moderate 15.7°C (60.3°F). Weather in September »
Weather in October
October, the same as September, in Sya, Sweden, is a frosty autumn month, with an average temperature varying between 5.1°C (41.2°F) and 9.5°C (49.1°F). A subtle decrease in the average high-temperature marks October, falling from September's refreshing 15.7°C (60.3°F) to a chilly 9.5°C (49.1°F). Weather in October »
Weather in November
The last month of the autumn, November, is also an icy month in Sya, Sweden, with an average temperature ranging between min 2°C (35.6°F) and max 5°C (41°F). Sya's weather in November involves a mild decrease in the average high-temperature, moving down slightly from October's chilly 9.5°C (49.1°F) to a wintry 5°C (41°F). Weather in November »
Weather in December
December, the first month of the winter in Sya, is also an icy month, with temperature in the range of an average low of -1.6°C (29.1°F) and an average high of 1.5°C (34.7°F). The onset of December is marked by a minor decrease in temperature, transitioning from 5°C (41°F) in November to a still icy 1.5°C (34.7°F). Weather in December »
Updated: Jan 31, 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
What is the coldest time of year in Sya?
Sya's January weather reaches an average high of -0.3°C (31.5°F) and an average low of -3.3°C (26.1°F), making it the coldest month.
What is the most humid month in Sya?
January and February, with an average relative humidity of 89%, are most humid months.
How many days does it rain in Sya?
Throughout the year, in Sya, Sweden, there are 153.9 rainfall days, and 417mm (16.42") of precipitation is accumulated.
When does it snow in Sya?
Months with snowfall in Sya, Sweden, are January through May, October through December.
How many days does it snow in Sya?
In Sya, Sweden, during the entire year, snow falls for 56.1 days and aggregates up to 478mm (18.82") of snow.
When is the lowest UV index in Sya?
With an average maximum UV index of 1, January is the month with the lowest UV index.
When does it snow the most in Sya?
February is the month with the most snowfall in Sya. Snow falls for 12.8 days and accumulates 121mm (4.76") of snow.
What is the month with the least sunshine in Sya?
The months with the least sunshine in Sya, Sweden, are February and December, with an average of 3.2h of sunshine.
What is the driest month in Sya?
April is the month with the least rainfall in Sya. Rain falls for 11.4 days and accumulates 16mm (0.63") of precipitation.
What is the least humid month in Sya?
The least humid month is May, with an average relative humidity of 70%.
When it does not snow in Sya?
June through September are months without snowfall in Sya, Sweden.
When are the longest days in Sya?
June has the longest days of the year in Sya, with an average of 18h and 12min of daylight.
What month has the most sunshine in Sya?
With an average of 11.8h of sunshine, June has the most sunshine of the year.
What time of the year is the hottest in Sya?
July stands out as Sya's warmest month, with temperatures ranging between an average high of 21.2°C (70.2°F) and a low of 12.5°C (54.5°F).
What is the rainiest month in Sya?
July is the month with the most rainfall in Sya, Sweden. Rain falls for 18.2 days and accumulates 56mm (2.2") of precipitation.
When is the highest UV index in Sya?
July is the month with the highest UV index in Sya, with an average maximum UV index of 5.
When is Daylight Saving Time (DST) in Sya?
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.
What is the month with the shortest days in Sya?
December has the shortest days of the year in Sya, Sweden, with an average of 6h and 30min of daylight.
Average temperature
Sya, Sweden
The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is January (-0.3°C).
The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).
Average pressure
Sya, Sweden
- Average pressure in January:
1011.6mbar - Average pressure in February:
1011.9mbar - Average pressure in March:
1012.6mbar - Average pressure in April:
1014.6mbar - Average pressure in May:
1014.7mbar - Average pressure in June:
1012.8mbar
- Average pressure in July:
1011.6mbar - Average pressure in August:
1013mbar - Average pressure in September:
1013.9mbar - Average pressure in October:
1014.4mbar - Average pressure in November:
1011mbar - Average pressure in December:
1008.8mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).
Average wind speed
Sya, Sweden
- Average wind speed in January:
15km/h - Average wind speed in February:
14.3km/h - Average wind speed in March:
14.3km/h - Average wind speed in April:
13.1km/h - Average wind speed in May:
12.2km/h - Average wind speed in June:
12.3km/h
- Average wind speed in July:
12.4km/h - Average wind speed in August:
12.4km/h - Average wind speed in September:
14.3km/h - Average wind speed in October:
14.8km/h - Average wind speed in November:
14.7km/h - Average wind speed in December:
15.8km/h
The windiest month (with the highest average wind speed) is December (15.8km/h).
The calmest month (with the lowest average wind speed) is May (12.2km/h).
Average humidity
Sya, Sweden
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (70%).
Average rainfall
Sya, Sweden
The wettest month (with the highest rainfall) is July (56mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days
Sya, Sweden
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
7.2 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
11.4 days - Average rainfall days in May:
14.6 days - Average rainfall days in June:
15.2 days
- Average rainfall days in July:
18.2 days - Average rainfall days in August:
17.5 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
14.2 days - Average rainfall days in November:
13.5 days - Average rainfall days in December:
10.9 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (7.2 days).
Average snowfall
Sya, Sweden
The month with the highest snowfall is February (121mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Sya, Sweden
- Average snowfall days in January:
13.7 days - Average snowfall days in February:
12.8 days - Average snowfall days in March:
9.2 days - Average snowfall days in April:
2.3 days - Average snowfall days in May:
0.3 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:
1.1 days - Average snowfall days in November:
5.4 days - Average snowfall days in December:
11.3 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Sya, Sweden
- Average daylight in January:
7h and 2min - Average daylight in February:
9h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 2min - Average daylight in May:
16h and 5min - Average daylight in June:
18h and 1min
- Average daylight in July:
17h and 3min - Average daylight in August:
15h and 2min - Average daylight in September:
12h and 5min - Average daylight in October:
10h and 2min - Average daylight in November:
7h and 5min - Average daylight in December:
6h and 3min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in January:
3h and 2min - Average sunshine in February:
3h and 1min - Average sunshine in March:
5h and 1min - Average sunshine in April:
8h and 3min - Average sunshine in May:
8h and 5min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 1min - Average sunshine in September:
7h and 5min - Average sunshine in October:
4h and 2min - Average sunshine in November:
3h and 3min - Average sunshine in December:
3h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 3h and 12min).
Average sunshine days
Sya, Sweden
- Average sunshine days in January:
12.8 days - Average sunshine days in February:
11.5 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
15.3 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
13.1 days
- Average sunshine days in July:
10.4 days - Average sunshine days in August:
10.5 days - Average sunshine days in September:
14.1 days - Average sunshine days in October:
13.2 days - Average sunshine days in November:
11.1 days - Average sunshine days in December:
10.2 days
The month with the most sunshine days is April (15.3 days).
The month with the least sunshine days is December (10.2 days).
Average UV index
Sya, Sweden
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Sya, Sweden
The months with the most cloud cover are February and December (Cloud cover 68).
The months with the least cloud cover are June and July (Cloud cover 41).
Average visibility
Sya, 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).
