Climate and monthly weather forecastPornainen, Finland
Climate and monthly weather forecast
Weather in January
January, the same as December, in Pornainen, Finland, is another subzero cold winter month, with an average temperature varying between -2.8°C (27°F) and -6.5°C (20.3°F). January is the month that records the lowest temperatures, with averages ranging from a high of -2.8°C (27°F) to a low of -6.5°C (20.3°F). Weather in January »Weather in February
The last month of the winter, February, is also a subzero cold month in Pornainen, Finland, with an average temperature ranging between max -2.3°C (27.9°F) and min -6.2°C (20.8°F). Pornainen's average high-temperature in February is a still subzero cold -2.3°C (27.9°F), marking an insignificant difference from the -2.8°C (27°F) of January. Weather in February »Weather in March
The first month of the spring, March, is an icy month in Pornainen, Finland, with an average temperature fluctuating between -4.2°C (24.4°F) and 0.8°C (33.4°F). March sees a marginal temperature increase, moving from a freezing cold -2.3°C (27.9°F) in February to an icy 0.8°C (33.4°F). Weather in March »Weather in April
April in Pornainen, Finland, is a chilly spring month, with an average temperature ranging between max 6.8°C (44.2°F) and min 1.1°C (34°F). In Pornainen, stepping into April brings a temperature increase, moving up from March's cold 0.8°C (33.4°F) to a frosty 6.8°C (44.2°F). Weather in April »Weather in May
May, the last month of the spring in Pornainen, is a refreshing month, with an average temperature varying between 13.9°C (57°F) and 6.6°C (43.9°F). Pornainen's May weather brings a rise in high-temperatures, moving from a frosty 6.8°C (44.2°F) in April to a moderate 13.9°C (57°F). Weather in May »Weather in June
June, the first month of the summer in Pornainen, is a comfortable month, with an average temperature fluctuating between 17.9°C (64.2°F) and 10.4°C (50.7°F). Pornainen's June weather indicates a minor ascent in high-temperatures, adjusting from a moderate 13.9°C (57°F) in May to a comfortable 17.9°C (64.2°F). Weather in June »Weather in July
July is a pleasant summer month in Pornainen, Finland, with an average temperature varying between 13.7°C (56.7°F) and 21.3°C (70.3°F). July, noted for its average high-temperature of 21.3°C (70.3°F) and an average low-temperature of 13.7°C (56.7°F), is considered the warmest month. Weather in July »Weather in August
The last month of the summer, August, is another pleasant month in Pornainen, Finland, with an average temperature varying between 13.4°C (56.1°F) and 20.3°C (68.5°F). The transition into August is marked with an average high-temperature of a still agreeable 20.3°C (68.5°F), showing an insignificant shift from July's 21.3°C (70.3°F). Weather in August »Weather in September
The first month of the autumn, September, is still a refreshing month in Pornainen, Finland, with an average temperature fluctuating between 15.1°C (59.2°F) and 9.8°C (49.6°F). As September commences, the average high-temperature shows a reduction, transitioning from a pleasant 20.3°C (68.5°F) in August to a mild 15.1°C (59.2°F). Weather in September »Weather in October
October, like September, is another chilly autumn month in Pornainen, Finland, with an average temperature ranging between min 4.2°C (39.6°F) and max 8°C (46.4°F). October shows a mild decline in the average high-temperature, falling from September's refreshing 15.1°C (59.2°F) to a frosty 8°C (46.4°F). Weather in October »Weather in November
The last month of the autumn, November, is also an icy month in Pornainen, Finland, with an average temperature ranging between min 1.3°C (34.3°F) and max 3.9°C (39°F). The beginning of November brings a slight decrease in the average high-temperature, transitioning from a chilly 8°C (46.4°F) in October to a cold 3.9°C (39°F). Weather in November »Weather in December
The first month of the winter, December, is still a cold month in Pornainen, Finland, with an average temperature ranging between min -2.7°C (27.1°F) and max 0.5°C (32.9°F). Transition into December subtly marks a drop in the average high-temperature, moderately moving from a cold 3.9°C (39°F) in November to a still icy 0.5°C (32.9°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
January, with an average high of -2.8°C (27°F) and a low of -6.5°C (20.3°F), signifies the coldest month of the year in Pornainen.
Throughout the year, in Pornainen, Finland, there are 120 rainfall days, and 353mm (13.9") of precipitation is accumulated.
January through May, October through December are months with snowfall in Pornainen, Finland.
The month with the most snowfall in Pornainen is January, when snow falls for 11 days and typically aggregates up to 94mm (3.7") of snow.
In Pornainen, Finland, during the entire year, snow falls for 53.9 days and aggregates up to 433mm (17.05") of snow.
The months with the lowest UV index in Pornainen are January through March, November and December, with an average maximum UV index of 1.
The most humid month is February, with an average relative humidity of 92%.
May is the least humid month, with an average relative humidity of 69%.
The month with the least rainfall is May, when the rain falls for 8.3 days and typically collects 15mm (0.59") of precipitation.
June through September are months without snowfall in Pornainen, Finland.
The month with the longest days in Pornainen, Finland, is June, with an average of 18h and 54min of daylight.
With an average of 12.4h of sunshine, June has the most sunshine of the year.
Temperature readings reach their annual highs in July, averaging 21.3°C (70.3°F) and a minimum average of 13.7°C (56.7°F).
July is the month with the highest UV index, with an average maximum UV index of 5.
The month with the most rainfall in Pornainen, Finland, is October, when the rain falls for 13.9 days and typically aggregates up to 48mm (1.89") of precipitation.
On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends in Pornainen, 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.
The month with the shortest days in Pornainen, Finland, is December, with an average of 5h and 54min of daylight.
The month with the least sunshine in Pornainen, Finland, is December, with an average of 1.9h of sunshine.
Average temperature
Pornainen, Finland
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-2.8°C).
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-6.5°C).
Average pressure
Pornainen, Finland
- Average pressure in January:
1011.8mbar - Average pressure in February:
1012.5mbar - Average pressure in March:
1011.3mbar - Average pressure in April:
1013.5mbar - 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:
1013.5mbar - Average pressure in October:
1014.2mbar - Average pressure in November:
1012.1mbar - 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
Pornainen, Finland
- Average wind speed in January:
15km/h - Average wind speed in February:
13.9km/h - Average wind speed in March:
13.8km/h - Average wind speed in April:
12.4km/h - Average wind speed in May:
12km/h - Average wind speed in June:
12.5km/h
- Average wind speed in July:
11.8km/h - Average wind speed in August:
12.2km/h - Average wind speed in September:
13.9km/h - Average wind speed in October:
14.9km/h - Average wind speed in November:
15.5km/h - Average wind speed in December:
16.9km/h
The windiest month (with the highest average wind speed) is December (16.9km/h).
The calmest month (with the lowest average wind speed) is July (11.8km/h).
Average humidity
Pornainen, Finland
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is May (69%).
Average rainfall
Pornainen, Finland
The wettest month (with the highest rainfall) is October (48mm).
The driest month (with the least rainfall) is May (15mm).
Average rainfall days
Pornainen, Finland
- Average rainfall days in January:
3.5 days - Average rainfall days in February:
3 days - Average rainfall days in March:
6.3 days - Average rainfall days in April:
8.1 days - Average rainfall days in May:
8.3 days - Average rainfall days in June:
11 days
- Average rainfall days in July:
15.5 days - Average rainfall days in August:
15.5 days - Average rainfall days in September:
15.3 days - Average rainfall days in October:
13.9 days - Average rainfall days in November:
11.8 days - Average rainfall days in December:
7.8 days
The months with the highest number of rainy days are July and August (15.5 days).
The month with the least rainy days is February (3 days).
Average snowfall
Pornainen, Finland
The month with the highest snowfall is January (94mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Pornainen, Finland
- Average snowfall days in January:
11 days - Average snowfall days in February:
8.6 days - Average snowfall days in March:
10.2 days - Average snowfall days in April:
3.1 days - Average snowfall days in May:
0.6 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 days - Average snowfall days in October:
3.3 days - Average snowfall days in November:
6.3 days - Average snowfall days in December:
10.8 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Pornainen, Finland
- Average daylight in January:
6h and 42min - Average daylight in February:
9h and 6min - Average daylight in March:
11h and 48min - Average daylight in April:
14h and 42min - Average daylight in May:
17h and 18min - Average daylight in June:
18h and 54min
- Average daylight in July:
18h and 6min - 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:
5h and 54min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in January:
2h and 6min - Average sunshine in February:
2h and 36min - Average sunshine in March:
4h and 12min - Average sunshine in April:
7h and 0min - Average sunshine in May:
10h and 6min - Average sunshine in June:
12h and 24min
- Average sunshine in July:
11h and 30min - Average sunshine in August:
9h and 54min - Average sunshine in September:
7h and 30min - Average sunshine in October:
4h and 0min - Average sunshine in November:
3h and 0min - Average sunshine in December:
1h and 54min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).
Average sunshine days
Pornainen, Finland
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
17.9 days - Average sunshine days in March:
17.6 days - Average sunshine days in April:
18.5 days - Average sunshine days in May:
21.9 days - Average sunshine days in June:
17.8 days
- Average sunshine days in July:
13.9 days - Average sunshine days in August:
13.2 days - Average sunshine days in September:
11.9 days - Average sunshine days in October:
11.8 days - Average sunshine days in November:
11.1 days - Average sunshine days in December:
14.3 days
The month with the most sunshine days is May (21.9 days).
The month with the least sunshine days is November (11.1 days).
Average UV index
Pornainen, 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
Pornainen, Finland
The months with the most cloud cover are February and December (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility
Pornainen, Finland
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are February and March (7km).
