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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 Sierki, Poland, is another subzero cold winter month, with an average temperature fluctuating between -1.5°C (29.3°F) and -5.1°C (22.8°F). January is the coldest month of the year, registering average temperatures as high as -1.5°C (29.3°F) and as low as -5.1°C (22.8°F). Weather in January »
Weather in February
The last month of the winter, February, is a cold month in Sierki, Poland, with an average temperature fluctuating between 0.4°C (32.7°F) and -3.6°C (25.5°F). Sierki's February showcases an average high-temperature of a wintry 0.4°C (32.7°F), hardly distinct from January's -1.5°C (29.3°F). Weather in February »
Weather in March
March, the first month of the spring in Sierki, is also a wintry month, with an average temperature ranging between min -0.5°C (31.1°F) and max 5.8°C (42.4°F). As February gives way to March, the average high-temperature displays an increase, moving from a wintry 0.4°C (32.7°F) to a still cold 5.8°C (42.4°F). Weather in March »
Weather in April
April is a moderate spring month in Sierki, Poland, with an average temperature varying between 3.8°C (38.8°F) and 13.3°C (55.9°F). April's arrival brings a temperature shift, moving from a cold 5.8°C (42.4°F) in March to a moderate 13.3°C (55.9°F). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Sierki, Poland, with temperature in the range of an average high of 18.9°C (66°F) and an average low of 8.3°C (46.9°F). The shift from April to May is marked by an increase in the average high-temperature, moving from a moderate 13.3°C (55.9°F) to an enjoyable 18.9°C (66°F). Weather in May »
Weather in June
June, the first month of the summer in Sierki, is an agreeable month, with an average temperature varying between 22.4°C (72.3°F) and 11.9°C (53.4°F). Sierki's weather in June presents a minor rise in the average high-temperature, moving from a refreshing 18.9°C (66°F) in May to a pleasant 22.4°C (72.3°F). Weather in June »
Weather in July
July is a warm summer month in Sierki, Poland, with an average temperature varying between 24.2°C (75.6°F) and 13.7°C (56.7°F). The months of July and August bring the highest temperatures, averaging a high of 24.2°C (75.6°F). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Sierki, Poland, with temperature in the range of an average high of 24.2°C (75.6°F) and an average low of 13.4°C (56.1°F). The warmest period, with an average high-temperature of 24.2°C (75.6°F), falls in July and August. Weather in August »
Weather in September
September, the first month of the autumn in Sierki, is still a comfortable month, with temperature in the range of an average low of 9.5°C (49.1°F) and an average high of 18.3°C (64.9°F). The arrival of September corresponds with a temperature reduction, down from August's warm 24.2°C (75.6°F) to a comfortable 18.3°C (64.9°F). Weather in September »
Weather in October
October, like September, in Sierki, Poland, is another fresh autumn month, with an average temperature ranging between min 5°C (41°F) and max 11.2°C (52.2°F). October comes with a drop in the average high-temperature, falling from September's enjoyable 18.3°C (64.9°F) to a cool 11.2°C (52.2°F). Weather in October »
Weather in November
November, the last month of the autumn in Sierki, is another cold month, with temperature in the range of an average high of 5.9°C (42.6°F) and an average low of 2.1°C (35.8°F). With the onset of November, Sierki experiences a modest temperature adjustment, with the average high-temperature receding from a fresh 11.2°C (52.2°F) in October to a cold 5.9°C (42.6°F). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Sierki, Poland, with an average temperature varying between -2°C (28.4°F) and 0.8°C (33.4°F). The arrival of December indicates a decrease in the average high-temperature, moving from 5.9°C (42.6°F) in November to a still icy 0.8°C (33.4°F). Weather in December »
Updated: Aug 26, 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 part of the year is the coldest?
In Sierki, January is known for its average lowest temperatures, reaching a high of -1.5°C (29.3°F) and a low of -5.1°C (22.8°F).
What is the most humid month in Sierki?
January is the most humid month, with an average relative humidity of 92%.
How much does it rain?
Throughout the year, there are 164.4 rainfall days, and 515mm (20.28") of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, October through December.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 20.3 days and typically aggregates up to 192mm (7.56") of snow.
How many days does it snow?
Throughout the year, there are 71.5 snowfall days, and 596mm (23.46") of snow is accumulated.
What is the month with the least sunshine?
January and February, with an average of 2.2h of sunshine, are months with the least sunshine.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.
What is the least humid month?
April and August, with an average relative humidity of 70%, are the least humid months.
What is the driest month?
April is the month with the least rainfall. Rain falls for 13.5 days and accumulates 27mm (1.06") of precipitation.
When it does not snow?
May through September are months without snowfall.
What is the wettest month?
June is the month with the most rainfall. Rain falls for 17.5 days and accumulates 69mm (2.72") of precipitation.
When are the longest days?
June has the longest days of the year, with an average of 16h and 54min of daylight.
What is the hottest time of year?
Sierki's warmest months, July and August, record an average high-temperature of 24.2°C (75.6°F).
What is the month with the highest UV index?
With an average maximum UV index of 6, July is the month with the highest UV index.
What month has the most sunshine?
The month with the most sunshine is August, with an average of 10.2h of sunshine.
When is Daylight Saving Time (DST)?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 7h and 36min of daylight.
Average temperature
Sierki, Poland
The warmest months (with the highest average high temperature) are July and August (24.2°C).
The month with the lowest average high temperature is January (-1.5°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 (-5.1°C).
Average pressure
Sierki, Poland
- Average pressure in January:
1016.4mbar - Average pressure in February:
1016.1mbar - Average pressure in March:
1015mbar - Average pressure in April:
1015.6mbar - Average pressure in May:
1015mbar - Average pressure in June:
1014mbar
- Average pressure in July:
1013.1mbar - Average pressure in August:
1016mbar - Average pressure in September:
1016.9mbar - Average pressure in October:
1018.2mbar - Average pressure in November:
1016.2mbar - Average pressure in December:
1015.5mbar
The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed
Sierki, Poland
- Average wind speed in January:
13km/h - Average wind speed in February:
12.4km/h - Average wind speed in March:
12.5km/h - Average wind speed in April:
11.5km/h - Average wind speed in May:
10.9km/h - Average wind speed in June:
10.6km/h
- Average wind speed in July:
10.5km/h - Average wind speed in August:
9.7km/h - Average wind speed in September:
11.3km/h - Average wind speed in October:
12.3km/h - Average wind speed in November:
12.4km/h - Average wind speed in December:
13.2km/h
The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity
Sierki, Poland
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and August (70%).
Average rainfall
Sierki, Poland
The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days
Sierki, Poland
- Average rainfall days in January:
8.2 days - Average rainfall days in February:
7.9 days - Average rainfall days in March:
13.1 days - Average rainfall days in April:
13.5 days - Average rainfall days in May:
19.3 days - Average rainfall days in June:
17.5 days
- Average rainfall days in July:
20.4 days - Average rainfall days in August:
14.2 days - Average rainfall days in September:
13.4 days - Average rainfall days in October:
12.4 days - Average rainfall days in November:
13.1 days - Average rainfall days in December:
11.4 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (7.9 days).
Average snowfall
Sierki, Poland
The month with the highest snowfall is January (192mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days
Sierki, Poland
- Average snowfall days in January:
20.3 days - Average snowfall days in February:
16.8 days - Average snowfall days in March:
10.7 days - Average snowfall days in April:
2.5 days - Average snowfall days in May:
0 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:
1 days - Average snowfall days in November:
4.7 days - Average snowfall days in December:
15.5 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Sierki, Poland
- Average daylight in January:
8h and 1min - Average daylight in February:
9h and 5min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 0min - Average daylight in May:
15h and 5min - Average daylight in June:
16h and 5min
- Average daylight in July:
16h and 2min - Average daylight in August:
14h and 4min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
8h and 4min - Average daylight in December:
7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in January:
2h and 1min - Average sunshine in February:
2h and 1min - Average sunshine in March:
4h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 0min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
7h and 3min - Average sunshine in October:
5h and 3min - Average sunshine in November:
3h and 3min - Average sunshine in December:
2h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 12min).
Average sunshine days
Sierki, Poland
- Average sunshine days in January:
6.8 days - Average sunshine days in February:
6.8 days - Average sunshine days in March:
8.7 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
9.3 days - Average sunshine days in June:
9.4 days
- Average sunshine days in July:
8.3 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
13.9 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
10.9 days - Average sunshine days in December:
7.8 days
The month with the most sunshine days is October (15.5 days).
The months with the least sunshine days are January and February (6.8 days).
Average UV index
Sierki, Poland
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
Sierki, Poland
The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
Sierki, Poland
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
