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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, like December, is another subzero cold winter month in Sievi, Finland, with an average temperature ranging between max -5.8°C (21.6°F) and min -10°C (14°F). With its high average temperature of -5.8°C (21.6°F) and a low of -10°C (14°F), January is regarded as the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Sievi, is also a subzero cold month, with an average temperature ranging between max -4.8°C (23.4°F) and min -9.8°C (14.4°F). As Sievi transitions from January to February, the average high-temperatures adjust to a still subzero cold -4.8°C (23.4°F), nearly the same as the previous -5.8°C (21.6°F). Weather in February »
Weather in March
The first month of the spring, March, is also a subzero cold month in Sievi, Finland, with an average temperature varying between -0.9°C (30.4°F) and -7.1°C (19.2°F). Sievi experiences a minor temperature shift with the start of March, with average high-temperatures moving from a freezing cold -4.8°C (23.4°F) in February to a still subzero cold -0.9°C (30.4°F). Weather in March »
Weather in April
April in Sievi, Finland, is a wintry spring month, with temperature in the range of an average low of -1.6°C (29.1°F) and an average high of 5.1°C (41.2°F). The shift from March to April sees an increase in the average high-temperature, transitioning from a subzero cold -0.9°C (30.4°F) to an icy 5.1°C (41.2°F). Weather in April »
Weather in May
May, the last month of the spring in Sievi, is a refreshing month, with an average temperature fluctuating between 13.8°C (56.8°F) and 4.3°C (39.7°F). Sievi in May sees a clear temperature escalation, with average high-temperatures increasing from an icy 5.1°C (41.2°F) in April to a moderate 13.8°C (56.8°F). Weather in May »
Weather in June
June, the first month of the summer in Sievi, is an enjoyable month, with an average temperature ranging between min 7.8°C (46°F) and max 18°C (64.4°F). June brings a slight elevation in the average high-temperature, transitioning from May's moderate 13.8°C (56.8°F) to a comfortable 18°C (64.4°F). Weather in June »
Weather in July
July is an agreeable summer month in Sievi, Finland, with an average temperature varying between 21°C (69.8°F) and 11.4°C (52.5°F). With its high average temperature of 21°C (69.8°F) and a low of 11.4°C (52.5°F), July is regarded as the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Sievi, is another comfortable month, with an average temperature varying between 19.1°C (66.4°F) and 9.9°C (49.8°F). The transition into August shows a subtle variation to an enjoyable 19.1°C (66.4°F) from July's 21°C (69.8°F) in the average high-temperature. Weather in August »
Weather in September
September, the first month of the autumn in Sievi, is still a refreshing month, with an average temperature ranging between min 6.4°C (43.5°F) and max 13.3°C (55.9°F). The transition into September is accompanied by a temperature decrease, with the average high-temperature shifting from an enjoyable 19.1°C (66.4°F) in August to a mild 13.3°C (55.9°F). Weather in September »
Weather in October
October, like September, in Sievi, Finland, is another cold autumn month, with temperature in the range of an average high of 5.3°C (41.5°F) and an average low of 0.6°C (33.1°F). Witnessing a clear drop in October, the average high-temperature declines from September's refreshing 13.3°C (55.9°F) to an icy 5.3°C (41.5°F). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Sievi, Finland, with an average temperature fluctuating between 0.8°C (33.4°F) and -2.1°C (28.2°F). The arrival of November signals a subtle shift in temperature, down from a wintry 5.3°C (41.5°F) in October to a still cold 0.8°C (33.4°F). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Sievi, Finland, with an average temperature fluctuating between -3.2°C (26.2°F) and -6.6°C (20.1°F). The arrival of December is marked by a minor reduction in average high-temperature, sliding from a cold 0.8°C (33.4°F) in November to a subzero cold -3.2°C (26.2°F). Weather in December »
Updated: Aug 3, 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 are the coldest months?
January is the coldest month of the year, registering average temperatures as high as -5.8°C (21.6°F) and as low as -10°C (14°F).
What is the most humid month?
The most humid month is January, with an average relative humidity of 96%.
How much does it rain?
Throughout the year, there are 118.8 rainfall days, and 391mm (15.39") of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
How many days does it snow?
Throughout the year, in Sievi, there are 108.4 snowfall days, and 1010mm (39.76") of snow is accumulated.
What is the month with the lowest UV index?
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month?
April is the month with the least rainfall. Rain falls for 11 days and accumulates 23mm (0.91") of precipitation.
What is the least humid month?
The least humid month is June, with an average relative humidity of 67%.
When it does not snow?
In Sievi, snow does not fall in June through September.
When are the longest days?
With an average of 20h and 42min of daylight, June has the longest days of the year.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 11.6h of sunshine.
What part of the year is the hottest?
In Sievi, the peak average temperatures are observed in July, with a high of 21°C (69.8°F) and a low of 11.4°C (52.5°F).
What is the wettest month?
July is the month with the most rainfall. Rain falls for 15.5 days and accumulates 49mm (1.93") of precipitation.
When is the highest UV index?
July is the month with the highest UV index, with an average maximum UV index of 5.
When is Daylight Saving Time (DST)?
On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends in Sievi, Finland, and the time zone changes from EEST to EET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 03:00, and the time zone reverts from EET to EEST.
When does it snow the most?
December is the month with the most snowfall. Snow falls for 21.5 days and accumulates 200mm (7.87") of snow.
What is the month with the shortest days?
With an average of 4h and 30min of daylight, December has the shortest days of the year.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 0.9h of sunshine.
Average temperature
Sievi, Finland
The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (-5.8°C).
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-10°C).
Average pressure
Sievi, Finland
- Average pressure in January:
1010mbar - Average pressure in February:
1010.6mbar - Average pressure in March:
1008.9mbar - Average pressure in April:
1012mbar - Average pressure in May:
1014.2mbar - Average pressure in June:
1011.2mbar
- Average pressure in July:
1010.6mbar - Average pressure in August:
1011.8mbar - Average pressure in September:
1011.8mbar - Average pressure in October:
1012.2mbar - Average pressure in November:
1010.1mbar - Average pressure in December:
1006mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1006mbar).
Average wind speed
Sievi, Finland
- Average wind speed in January:
11.1km/h - Average wind speed in February:
11.2km/h - Average wind speed in March:
11.4km/h - Average wind speed in April:
10.2km/h - Average wind speed in May:
10.4km/h - Average wind speed in June:
10.1km/h
- Average wind speed in July:
8.9km/h - Average wind speed in August:
9.3km/h - Average wind speed in September:
10.2km/h - Average wind speed in October:
10.3km/h - Average wind speed in November:
11km/h - Average wind speed in December:
11.5km/h
The windiest month (with the highest average wind speed) is December (11.5km/h).
The calmest month (with the lowest average wind speed) is July (8.9km/h).
Average humidity
Sievi, Finland
The month with the highest relative humidity is January (96%).
The month with the lowest relative humidity is June (67%).
Average rainfall
Sievi, Finland
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days
Sievi, Finland
- Average rainfall days in January:
4.2 days - Average rainfall days in February:
3.3 days - Average rainfall days in March:
5.8 days - Average rainfall days in April:
11 days - Average rainfall days in May:
11.8 days - Average rainfall days in June:
12.3 days
- Average rainfall days in July:
15.5 days - Average rainfall days in August:
15.4 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
10 days - Average rainfall days in December:
5.7 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is February (3.3 days).
Average snowfall
Sievi, Finland
- Average snowfall in January:
187mm - Average snowfall in February:
185mm - Average snowfall in March:
164mm - Average snowfall in April:
81mm - Average snowfall in May:
21mm - Average snowfall in June:
0mm
The month with the highest snowfall is December (200mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Sievi, Finland
- Average snowfall days in January:
21.6 days - Average snowfall days in February:
18.8 days - Average snowfall days in March:
18.3 days - Average snowfall days in April:
8.8 days - Average snowfall days in May:
1.6 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:
0.1 days - Average snowfall days in October:
5.7 days - Average snowfall days in November:
12 days - Average snowfall days in December:
21.5 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Sievi, Finland
- Average daylight in January:
5h and 4min - Average daylight in February:
8h and 4min - Average daylight in March:
11h and 5min - Average daylight in April:
15h and 1min - Average daylight in May:
18h and 2min - Average daylight in June:
20h and 4min
- Average daylight in July:
19h and 3min - Average daylight in August:
16h and 2min - Average daylight in September:
13h and 0min - Average daylight in October:
9h and 5min - Average daylight in November:
6h and 4min - Average daylight in December:
4h and 3min
The month with the longest days is June (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 4h and 30min).
- Average sunshine in January:
1h and 2min - Average sunshine in February:
2h and 1min - Average sunshine in March:
3h and 2min - Average sunshine in April:
5h and 1min - Average sunshine in May:
9h and 4min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
11h and 1min - Average sunshine in August:
8h and 5min - Average sunshine in September:
6h and 1min - Average sunshine in October:
3h and 4min - Average sunshine in November:
2h and 0min - Average sunshine in December:
0h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).
Average sunshine days
Sievi, Finland
- Average sunshine days in January:
9.9 days - Average sunshine days in February:
9 days - Average sunshine days in March:
10.3 days - Average sunshine days in April:
10.9 days - Average sunshine days in May:
17.2 days - Average sunshine days in June:
16.7 days
- Average sunshine days in July:
14.7 days - Average sunshine days in August:
14 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
13.5 days - Average sunshine days in November:
9.6 days - Average sunshine days in December:
8.5 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (8.5 days).
Average UV index
Sievi, Finland
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover
Sievi, Finland
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility
Sievi, Finland
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
