Climate and monthly weather forecastViikki, Finland
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Viikki, Finland, with an average temperature ranging between min -5.5°C (22.1°F) and max -2.2°C (28°F). January, with its high-temperature average of -2.2°C (28°F) and a low-temperature average of -5.5°C (22.1°F), is the coldest month. Weather in January »Weather in February
February, the last month of the winter in Viikki, is another freezing cold month, with temperature in the range of an average low of -5.5°C (22.1°F) and an average high of -2°C (28.4°F). The start of February marks an average high-temperature of a still subzero cold -2°C (28.4°F), hardly distinguishable from the conditions in January. Weather in February »Weather in March
March, the first month of the spring in Viikki, is an icy month, with an average temperature ranging between min -3.3°C (26.1°F) and max 0.7°C (33.3°F). Shifting into March, Viikki records an average high-temperature of a wintry 0.7°C (33.3°F), presenting minor fluctuations compared to the previous month. Weather in March »Weather in April
April in Viikki, Finland, is a frosty spring month, with temperature in the range of an average low of 1.3°C (34.3°F) and an average high of 6°C (42.8°F). April's arrival is marked by an increase in the average high-temperature, moving from a cold 0.7°C (33.3°F) in March to a frosty 6°C (42.8°F). Weather in April »Weather in May
The last month of the spring, May, is a fresh month in Viikki, Finland, with temperature in the range of an average low of 6.9°C (44.4°F) and an average high of 12.6°C (54.7°F). As Viikki welcomes May, the average high-temperature sees a rise, transitioning from a frosty 6°C (42.8°F) in April to a fresh 12.6°C (54.7°F). Weather in May »Weather in June
June, the first month of the summer in Viikki, is a refreshing month, with an average temperature varying between 11.2°C (52.2°F) and 16.8°C (62.2°F). June's onset brings a subtle temperature rise, moving from a fresh 12.6°C (54.7°F) in May to a refreshing 16.8°C (62.2°F). Weather in June »Weather in July
July is a pleasant summer month in Viikki, Finland, with an average temperature fluctuating between 20.4°C (68.7°F) and 14.5°C (58.1°F). Viikki's warmest month, July, generally records average temperatures ranging from a high of 20.4°C (68.7°F) to a low of 14.5°C (58.1°F). Weather in July »Weather in August
The last month of the summer, August, is another refreshing month in Viikki, Finland, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 14.4°C (57.9°F). The average high-temperature is an enjoyable 19.6°C (67.3°F) in August, hardly different from the 20.4°C (68.7°F) recorded in July. Weather in August »Weather in September
September, the first month of the autumn in Viikki, is still a refreshing month, with an average temperature fluctuating between 11°C (51.8°F) and 15.1°C (59.2°F). The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from an enjoyable 19.6°C (67.3°F) to a still refreshing 15.1°C (59.2°F). Weather in September »Weather in October
October, the same as September, in Viikki, Finland, is another chilly autumn month, with an average temperature varying between 8.3°C (46.9°F) and 5.1°C (41.2°F). The shift from September to October corresponds with a decrease in the average high-temperature, down to a chilly 8.3°C (46.9°F) from a refreshing 15.1°C (59.2°F). Weather in October »Weather in November
November, the last month of the autumn in Viikki, is also an icy month, with temperature in the range of an average high of 4.5°C (40.1°F) and an average low of 2°C (35.6°F). November ushers in a minor alteration in Viikki's climate, with the average high-temperature moving from October's chilly 8.3°C (46.9°F) to an icy 4.5°C (40.1°F). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Viikki, Finland, with temperature in the range of an average high of 0.8°C (33.4°F) and an average low of -1.8°C (28.8°F). As November makes way for December, Viikki's average high-temperature eases from an icy 4.5°C (40.1°F) to a still wintry 0.8°C (33.4°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
Temperature records mark January as the coldest month, with highs averaging -2.2°C (28°F) and lows at -5.5°C (22.1°F).
In Viikki, during the entire year, the rain falls for 144.6 days and collects up to 465mm (18.31") of precipitation.
Months with snowfall in Viikki are January through May, October through December.
The month with the most snowfall is January, when snow falls for 18.3 days and typically aggregates up to 159mm (6.26") of snow.
Throughout the year, in Viikki, Finland, there are 84.6 snowfall days, and 688mm (27.09") of snow is accumulated.
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Viikki, Finland.
The most humid month is February, with an average relative humidity of 91%.
April is the month with the least rainfall. Rain falls for 11.9 days and accumulates 27mm (1.06") of precipitation.
With an average relative humidity of 72%, May is the least humid month in Viikki, Finland.
June through September are months without snowfall.
June has the longest days of the year in Viikki, Finland, with an average of 18h and 48min of daylight.
June has the most sunshine of the year in Viikki, Finland, with an average of 12.5h of sunshine.
In Viikki, July is known for its average highest temperatures, reaching a high of 20.4°C (68.7°F) and a low of 14.5°C (58.1°F).
The month with the most rainfall is July, when the rain falls for 16.6 days and typically aggregates up to 51mm (2.01") of precipitation.
With an average maximum UV index of 5, July is the month with the highest UV index.
On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends in Viikki, 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.
December has the shortest days of the year in Viikki, with an average of 6h and 0min of daylight.
The month with the least sunshine in Viikki is December, with an average of 1.7h of sunshine.
Average temperature
Viikki, Finland
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-2.2°C).
The month with the highest average low temperature is July (14.5°C).
The coldest months (with the lowest average low temperature) are January and February (-5.5°C).
Average pressure
Viikki, Finland
- Average pressure in January:
1011.8mbar - Average pressure in February:
1012.6mbar - Average pressure in March:
1011.3mbar - Average pressure in April:
1013.6mbar - Average pressure in May:
1014.9mbar - Average pressure in June:
1012.2mbar
- Average pressure in July:
1011.2mbar - Average pressure in August:
1013.4mbar - Average pressure in September:
1013.4mbar - Average pressure in October:
1014.2mbar - Average pressure in November:
1012.2mbar - Average pressure in December:
1008.6mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).
Average wind speed
Viikki, Finland
- Average wind speed in January:
18.3km/h - Average wind speed in February:
16.8km/h - Average wind speed in March:
16.4km/h - Average wind speed in April:
14.4km/h - Average wind speed in May:
13.7km/h - Average wind speed in June:
14.5km/h
- Average wind speed in July:
13.8km/h - Average wind speed in August:
14.5km/h - Average wind speed in September:
17km/h - Average wind speed in October:
18.4km/h - Average wind speed in November:
19.4km/h - Average wind speed in December:
21.1km/h
The windiest month (with the highest average wind speed) is December (21.1km/h).
The calmest month (with the lowest average wind speed) is May (13.7km/h).
Average humidity
Viikki, Finland
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (72%).
Average rainfall
Viikki, Finland
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days
Viikki, Finland
- Average rainfall days in January:
7.4 days - Average rainfall days in February:
6.4 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
11.9 days - Average rainfall days in May:
12 days - Average rainfall days in June:
13.3 days
- Average rainfall days in July:
16.6 days - Average rainfall days in August:
14.9 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
13.2 days - Average rainfall days in December:
12.1 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (6.4 days).
Average snowfall
Viikki, Finland
- Average snowfall in January:
159mm - Average snowfall in February:
141mm - Average snowfall in March:
133mm - Average snowfall in April:
46mm - Average snowfall in May:
14mm - Average snowfall in June:
0mm
The month with the highest snowfall is January (159mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Viikki, Finland
- Average snowfall days in January:
18.3 days - Average snowfall days in February:
18.1 days - Average snowfall days in March:
17.2 days - Average snowfall days in April:
5.4 days - Average snowfall days in May:
0.8 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:
2.9 days - Average snowfall days in November:
6.4 days - Average snowfall days in December:
15.5 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Viikki, Finland
- Average daylight in January:
6h and 48min - Average daylight in February:
9h and 6min - Average daylight in March:
11h and 48min - Average daylight in April:
14h and 36min - Average daylight in May:
17h and 12min - Average daylight in June:
18h and 48min
- Average daylight in July:
18h and 0min - Average daylight in August:
15h and 36min - Average daylight in September:
12h and 54min - Average daylight in October:
10h and 6min - Average daylight in November:
7h and 30min - Average daylight in December:
6h and 0min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in January:
2h and 12min - Average sunshine in February:
2h and 42min - Average sunshine in March:
4h and 18min - Average sunshine in April:
7h and 12min - Average sunshine in May:
10h and 6min - Average sunshine in June:
12h and 30min
- Average sunshine in July:
11h and 30min - Average sunshine in August:
10h and 0min - Average sunshine in September:
7h and 30min - Average sunshine in October:
4h and 0min - Average sunshine in November:
2h and 54min - Average sunshine in December:
1h and 42min
The month with the most sunshine is June (Average sunshine: 12h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days
Viikki, Finland
- Average sunshine days in January:
8.6 days - Average sunshine days in February:
7.8 days - Average sunshine days in March:
8.5 days - Average sunshine days in April:
12.5 days - Average sunshine days in May:
17 days - Average sunshine days in June:
14.6 days
- Average sunshine days in July:
11.9 days - Average sunshine days in August:
13.7 days - Average sunshine days in September:
13.6 days - Average sunshine days in October:
13.1 days - Average sunshine days in November:
8.8 days - Average sunshine days in December:
5.6 days
The month with the most sunshine days is May (17 days).
The month with the least sunshine days is December (5.6 days).
Average UV index
Viikki, 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
Viikki, Finland
The month with the most cloud cover is December (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility
Viikki, Finland
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March and December (8km).
