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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 Petruma, Finland, is a freezing cold winter month, with an average temperature fluctuating between -6.4°C (20.5°F) and -10.4°C (13.3°F). January, with an average high of -6.4°C (20.5°F) and a low of -10.4°C (13.3°F), signifies the coldest month of the year. Weather in January »
Weather in February
February, the last month of the winter in Petruma, is another freezing cold month, with an average temperature ranging between max -5.1°C (22.8°F) and min -10.1°C (13.8°F). In February, Petruma notes an average high-temperature of a still freezing cold -5.1°C (22.8°F), hardly different from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is also a subzero cold month in Petruma, Finland, with temperature in the range of an average high of -1.6°C (29.1°F) and an average low of -6.9°C (19.6°F). Petruma's weather shows a minor temperature rise with the arrival of March, moving from a freezing cold -5.1°C (22.8°F) in February to a still subzero cold -1.6°C (29.1°F). Weather in March »
Weather in April
April is a wintry spring month in Petruma, Finland, with an average temperature ranging between max 4.1°C (39.4°F) and min -1.4°C (29.5°F). Petruma, Finland, sees an increase in average high-temperatures during April, moving from a freezing cold -1.6°C (29.1°F) in March to a cold 4.1°C (39.4°F). Weather in April »
Weather in May
The last month of the spring, May, is a moderate month in Petruma, Finland, with temperature in the range of an average low of 5.2°C (41.4°F) and an average high of 13.3°C (55.9°F). With the onset of May, Petruma's average high-temperature experiences a noticeable rise, advancing from April's icy 4.1°C (39.4°F) to a refreshing 13.3°C (55.9°F). Weather in May »
Weather in June
The first month of the summer, June, is an enjoyable month in Petruma, Finland, with an average temperature fluctuating between 17.4°C (63.3°F) and 9°C (48.2°F). The shift into June is characterized by a subtle rise in the average high-temperature, transitioning from May's moderate 13.3°C (55.9°F) to an enjoyable 17.4°C (63.3°F). Weather in June »
Weather in July
July is an agreeable summer month in Petruma, Finland, with temperature in the range of an average high of 21.2°C (70.2°F) and an average low of 12.5°C (54.5°F). With average temperatures fluctuating between a high of 21.2°C (70.2°F) and a low of 12.5°C (54.5°F), July stands out as the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Petruma, is another comfortable month, with an average temperature fluctuating between 19.3°C (66.7°F) and 11.5°C (52.7°F). The arrival of August marks a slight shift to an average high-temperature of a comfortable 19.3°C (66.7°F) from July's 21.2°C (70.2°F). Weather in August »
Weather in September
The first month of the autumn, September, is still a mild month in Petruma, Finland, with an average temperature varying between 7.7°C (45.9°F) and 13.5°C (56.3°F). The arrival of September indicates a decrease in the average high-temperature, moving from an enjoyable 19.3°C (66.7°F) in August to a moderate 13.5°C (56.3°F). Weather in September »
Weather in October
October, the same as September, is another cold autumn month in Petruma, Finland, with an average temperature ranging between max 5.4°C (41.7°F) and min 1.7°C (35.1°F). Witnessing a clear drop in October, the average high-temperature declines from September's refreshing 13.5°C (56.3°F) to a cold 5.4°C (41.7°F). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Petruma, Finland, with an average temperature fluctuating between 1.2°C (34.2°F) and -1.5°C (29.3°F). With the onset of November, Petruma's average high-temperature slightly adjusts, moderately receding from October's cold 5.4°C (41.7°F) to a still icy 1.2°C (34.2°F). Weather in November »
Weather in December
December, the first month of the winter in Petruma, is still a freezing cold month, with temperature in the range of an average high of -2.9°C (26.8°F) and an average low of -6.1°C (21°F). The shift from November to December includes a small decrease in the average high-temperature, from an icy 1.2°C (34.2°F) to a freezing cold -2.9°C (26.8°F). Weather in December »
Updated: Aug 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 month is the coldest?
January is the coldest month, with an average high-temperature of -6.4°C (20.5°F) and an average low-temperature of -10.4°C (13.3°F).
How much does it rain?
Throughout the year, there are 127.8 rainfall days, and 468mm (18.43") of precipitation is accumulated.
When does it snow?
January through June, September through December are months with snowfall.
How much does it snow?
Throughout the year, there are 120.8 snowfall days, and 1095mm (43.11") of snow is accumulated.
When is the lowest UV index in Petruma?
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, with an average relative humidity of 96%.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 21.6 days and typically aggregates up to 202mm (7.95") of snow.
What is the driest month?
The month with the least rainfall is April, when the rain falls for 11.2 days and typically collects 26mm (1.02") of precipitation.
What is the least humid month?
The months with the lowest humidity are May and June, with an average relative humidity of 68%.
When are the longest days?
With an average of 19h and 48min of daylight, June has the longest days of the year.
What month has the most sunshine?
With an average of 12h of sunshine, June has the most sunshine of the year.
What is the hottest time of year?
July, on average, is the warmest month, registering a high temperature of 21.2°C (70.2°F) and a low of 12.5°C (54.5°F).
What is the wettest month?
The month with the most rainfall is July, when the rain falls for 17.3 days and typically aggregates up to 66mm (2.6") of precipitation.
When it does not snow?
July and August are months without snowfall.
What is the month with the highest UV index in Petruma?
The month with the highest UV index in Petruma is July, 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, 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 in Petruma?
December has the shortest days of the year, with an average of 5h and 12min of daylight.
What is the month with the least sunshine?
With an average of 0.6h of sunshine, December has the least sunshine of the year in Petruma.
Average temperature
Petruma, Finland
The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is January (-6.4°C).
The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is January (-10.4°C).
Average pressure
Petruma, Finland
- Average pressure in January:
1011.9mbar - Average pressure in February:
1012.8mbar - Average pressure in March:
1010.2mbar - Average pressure in April:
1012.6mbar - Average pressure in May:
1014.7mbar - Average pressure in June:
1011.4mbar
- Average pressure in July:
1010.9mbar - Average pressure in August:
1012.9mbar - Average pressure in September:
1012.8mbar - Average pressure in October:
1013.6mbar - Average pressure in November:
1012.4mbar - Average pressure in December:
1008.6mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).
Average wind speed
Petruma, Finland
- Average wind speed in January:
12.3km/h - Average wind speed in February:
12.2km/h - Average wind speed in March:
12.1km/h - Average wind speed in April:
10.9km/h - Average wind speed in May:
11.3km/h - Average wind speed in June:
11.2km/h
- Average wind speed in July:
10.2km/h - Average wind speed in August:
10.6km/h - Average wind speed in September:
12.2km/h - Average wind speed in October:
13km/h - Average wind speed in November:
13.8km/h - Average wind speed in December:
13.8km/h
The windiest months (with the highest average wind speed) are November and December (13.8km/h).
The calmest month (with the lowest average wind speed) is July (10.2km/h).
Average humidity
Petruma, Finland
The month with the highest relative humidity is February (96%).
The months with the lowest relative humidity are May and June (68%).
Average rainfall
Petruma, Finland
The wettest month (with the highest rainfall) is July (66mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days
Petruma, Finland
- Average rainfall days in January:
2.3 days - Average rainfall days in February:
2 days - Average rainfall days in March:
4.7 days - Average rainfall days in April:
11.2 days - Average rainfall days in May:
12.3 days - Average rainfall days in June:
16.7 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
16.9 days - Average rainfall days in September:
16.8 days - Average rainfall days in October:
12.7 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
4.4 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (2 days).
Average snowfall
Petruma, Finland
- Average snowfall in January:
181mm - Average snowfall in February:
182mm - Average snowfall in March:
202mm - Average snowfall in April:
97mm - Average snowfall in May:
39mm - Average snowfall in June:
4mm
The month with the highest snowfall is March (202mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days
Petruma, Finland
- Average snowfall days in January:
22.2 days - Average snowfall days in February:
21.4 days - Average snowfall days in March:
21.6 days - Average snowfall days in April:
10.4 days - Average snowfall days in May:
2.3 days - Average snowfall days in June:
0.3 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.6 days - Average snowfall days in October:
6 days - Average snowfall days in November:
13.7 days - Average snowfall days in December:
22.3 days
The month with the highest number of snowfall days is December (22.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Petruma, Finland
- Average daylight in January:
6h and 1min - Average daylight in February:
8h and 5min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 5min - Average daylight in May:
17h and 5min - Average daylight in June:
19h and 5min
- Average daylight in July:
18h and 5min - Average daylight in August:
16h and 0min - Average daylight in September:
13h and 0min - Average daylight in October:
9h and 5min - Average daylight in November:
7h and 0min - Average daylight in December:
5h and 1min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 12min).
- Average sunshine in January:
1h and 2min - Average sunshine in February:
1h and 4min - Average sunshine in March:
2h and 5min - Average sunshine in April:
4h and 4min - Average sunshine in May:
9h and 5min - Average sunshine in June:
12h and 0min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
9h and 0min - Average sunshine in September:
6h and 2min - Average sunshine in October:
3h and 1min - Average sunshine in November:
1h and 5min - Average sunshine in December:
0h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 0h and 36min).
Average sunshine days
Petruma, Finland
- Average sunshine days in January:
9.6 days - Average sunshine days in February:
7.7 days - Average sunshine days in March:
8.2 days - Average sunshine days in April:
10.2 days - Average sunshine days in May:
15 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
10.9 days - Average sunshine days in August:
12.2 days - Average sunshine days in September:
10.3 days - Average sunshine days in October:
13 days - Average sunshine days in November:
9.1 days - Average sunshine days in December:
8.6 days
The month with the most sunshine days is May (15 days).
The month with the least sunshine days is February (7.7 days).
Average UV index
Petruma, 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
Petruma, Finland
The month with the most cloud cover is February (Cloud cover 84).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility
Petruma, Finland
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
