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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 Itäharju, Finland, is another subzero cold winter month, with an average temperature ranging between min -5.3°C (22.5°F) and max -1.9°C (28.6°F). Itäharju's January weather reaches an average high of -1.9°C (28.6°F) and an average low of -5.3°C (22.5°F), making it the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Itäharju, is also a subzero cold month, with an average temperature fluctuating between -5.6°C (21.9°F) and -1.7°C (28.9°F). The advent of February brings an average high-temperature of a still freezing cold -1.7°C (28.9°F), exhibiting minor difference from the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Itäharju, Finland, with temperature in the range of an average low of -3.5°C (25.7°F) and an average high of 1.3°C (34.3°F). As March arrives, Itäharju's weather shows a minor increase in high-temperatures, edging from February's subzero cold -1.7°C (28.9°F) to a wintry 1.3°C (34.3°F). Weather in March »
Weather in April
April is a frosty spring month in Itäharju, Finland, with temperature in the range of an average high of 6.8°C (44.2°F) and an average low of 1.4°C (34.5°F). With the onset of April, Itäharju experiences a temperature shift, with the average high-temperature moving from a cold 1.3°C (34.3°F) in March to a chilly 6.8°C (44.2°F). Weather in April »
Weather in May
May, the last month of the spring in Itäharju, is a refreshing month, with an average temperature varying between 6.7°C (44.1°F) and 13.2°C (55.8°F). The arrival of May brings a change in Itäharju's weather, with average high-temperatures moving from April's frosty 6.8°C (44.2°F) to a moderate 13.2°C (55.8°F). Weather in May »
Weather in June
The first month of the summer, June, is an enjoyable month in Itäharju, Finland, with an average temperature fluctuating between 10.1°C (50.2°F) and 17°C (62.6°F). The transition from May to June brings a subtle temperature rise, with average high-temperatures increasing from a refreshing 13.2°C (55.8°F) to an enjoyable 17°C (62.6°F). Weather in June »
Weather in July
July is an agreeable summer month in Itäharju, Finland, with an average temperature fluctuating between 13.8°C (56.8°F) and 20.4°C (68.7°F). July, with an average high of 20.4°C (68.7°F) and a low of 13.8°C (56.8°F), signifies the warmest month of the year. Weather in July »
Weather in August
August, the last month of the summer in Itäharju, is another comfortable month, with temperature in the range of an average high of 19.7°C (67.5°F) and an average low of 13.8°C (56.8°F). August commences with an average high-temperature of a comfortable 19.7°C (67.5°F), showing little deviation from July's 20.4°C (68.7°F). Weather in August »
Weather in September
September, the first month of the autumn in Itäharju, is still a mild month, with temperature in the range of an average high of 15.3°C (59.5°F) and an average low of 10.2°C (50.4°F). The shift from August to September includes a small decrease in the average high-temperature, from an enjoyable 19.7°C (67.5°F) to a moderate 15.3°C (59.5°F). Weather in September »
Weather in October
October, the same as September, in Itäharju, Finland, is another chilly autumn month, with an average temperature fluctuating between 4.7°C (40.5°F) and 8.5°C (47.3°F). As October arrives, Itäharju's weather displays a decrease in high-temperatures, transitioning from September's refreshing 15.3°C (59.5°F) to a chilly 8.5°C (47.3°F). Weather in October »
Weather in November
The last month of the autumn, November, is also an icy month in Itäharju, Finland, with an average temperature varying between 1.7°C (35.1°F) and 4.5°C (40.1°F). The average high-temperature shows a slight dip in November, from October's frosty 8.5°C (47.3°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 an icy month in Itäharju, Finland, with an average temperature ranging between max 1.1°C (34°F) and min -2.2°C (28°F). The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a cold 4.5°C (40.1°F) in November to a still wintry 1.1°C (34°F). Weather in December »
Updated: Aug 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
What is the coldest month?
In Itäharju, the average lowest temperatures are observed in January, with a high of -1.9°C (28.6°F) and a low of -5.3°C (22.5°F).
How much does it rain?
In Itäharju, during the entire year, the rain falls for 134.6 days and collects up to 394mm (15.51") of precipitation.
When does it snow?
Months with snowfall are January through May, October through December.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 13.7 days and typically aggregates up to 103mm (4.06") of snow.
How many days does it snow in Itäharju?
Throughout the year, there are 60.5 snowfall days, and 454mm (17.87") of snow is accumulated.
What are the months 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 most humid month?
February is the most humid month in Itäharju, with an average relative humidity of 91%.
What is the driest month?
The month with the least rainfall in Itäharju is April, when the rain falls for 9.9 days and typically collects 19mm (0.75") of precipitation.
What is the least humid month?
The least humid month is May, with an average relative humidity of 71%.
When it does not snow?
In Itäharju, snow does not fall in June through September.
When are the longest days in Itäharju?
June has the longest days of the year, with an average of 18h and 54min of daylight.
What is the month with the highest UV index?
June through August, with an average maximum UV index of 5, are months with the highest UV index.
What month is the hottest?
Itäharju's temperature records reveal July as the warmest month, marked by average highs of 20.4°C (68.7°F) and lows of 13.8°C (56.8°F).
What is the rainiest month?
The month with the most rainfall is July, when the rain falls for 15.1 days and typically aggregates up to 49mm (1.93") of precipitation.
What month has the most sunshine?
July has the most sunshine of the year in Itäharju, with an average of 11.5h of sunshine.
When is Daylight Saving Time (DST)?
On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, 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.
What is the month with the shortest days?
With an average of 5h and 54min of daylight, December has the shortest days of the year.
What is the month with the least sunshine?
With an average of 1.9h of sunshine, December has the least sunshine of the year.
Average temperature
Itäharju, 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 (-1.9°C).
The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).
Average pressure
Itäharju, Finland
- Average pressure in January:
1011.1mbar - Average pressure in February:
1011.7mbar - Average pressure in March:
1011.1mbar - Average pressure in April:
1013.6mbar - Average pressure in May:
1014.9mbar - Average pressure in June:
1012.3mbar
- Average pressure in July:
1011.1mbar - Average pressure in August:
1012.9mbar - Average pressure in September:
1013mbar - Average pressure in October:
1013.8mbar - Average pressure in November:
1011.3mbar - Average pressure in December:
1007.6mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed
Itäharju, Finland
- Average wind speed in January:
18.6km/h - Average wind speed in February:
17.2km/h - Average wind speed in March:
17km/h - Average wind speed in April:
15.5km/h - Average wind speed in May:
14.4km/h - Average wind speed in June:
14.4km/h
- Average wind speed in July:
13.9km/h - Average wind speed in August:
14.3km/h - Average wind speed in September:
15.9km/h - Average wind speed in October:
17.4km/h - Average wind speed in November:
18.4km/h - Average wind speed in December:
20.4km/h
The windiest month (with the highest average wind speed) is December (20.4km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).
Average humidity
Itäharju, Finland
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).
Average rainfall
Itäharju, Finland
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days
Itäharju, Finland
- Average rainfall days in January:
5.8 days - Average rainfall days in February:
5.2 days - Average rainfall days in March:
8.2 days - Average rainfall days in April:
9.9 days - Average rainfall days in May:
12 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
15.1 days - Average rainfall days in August:
14.5 days - Average rainfall days in September:
14.3 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
13.2 days - Average rainfall days in December:
11.1 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.2 days).
Average snowfall
Itäharju, Finland
The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Itäharju, Finland
- Average snowfall days in January:
13.7 days - Average snowfall days in February:
12.4 days - Average snowfall days in March:
11.7 days - Average snowfall days in April:
3.1 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:
2.2 days - Average snowfall days in November:
4.2 days - Average snowfall days in December:
12.4 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
Itäharju, Finland
- Average daylight in January:
6h and 5min - Average daylight in February:
9h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 4min - Average daylight in May:
17h and 2min - Average daylight in June:
18h and 5min
- Average daylight in July:
18h and 1min - Average daylight in August:
15h and 4min - Average daylight in September:
12h and 5min - Average daylight in October:
10h and 1min - Average daylight in November:
7h and 3min - Average daylight in December:
5h and 5min
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 1min - Average sunshine in February:
2h and 5min - Average sunshine in March:
4h and 4min - Average sunshine in April:
7h and 4min - Average sunshine in May:
10h and 1min - Average sunshine in June:
11h and 2min
- Average sunshine in July:
11h and 3min - Average sunshine in August:
9h and 5min - Average sunshine in September:
7h and 4min - Average sunshine in October:
4h and 2min - Average sunshine in November:
3h and 0min - Average sunshine in December:
1h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).
Average sunshine days
Itäharju, Finland
- Average sunshine days in January:
13.2 days - Average sunshine days in February:
12.7 days - Average sunshine days in March:
14.1 days - Average sunshine days in April:
15.8 days - Average sunshine days in May:
17.2 days - Average sunshine days in June:
16.3 days
- Average sunshine days in July:
12.4 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
12.8 days - Average sunshine days in October:
14.7 days - Average sunshine days in November:
11.2 days - Average sunshine days in December:
9.6 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (9.6 days).
Average UV index
Itäharju, Finland
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover
Itäharju, Finland
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility
Itäharju, Finland
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).
