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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, like December, is a freezing cold winter month in Siewierz, Poland, with an average temperature fluctuating between -4.1°C (24.6°F) and -0.7°C (30.7°F). January, having an average high-temperature of -0.7°C (30.7°F) and an average low-temperature of -4.1°C (24.6°F), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a cold month in Siewierz, Poland, with an average temperature varying between 1.3°C (34.3°F) and -3°C (26.6°F). Siewierz's weather in February indicates an average high-temperature of a wintry 1.3°C (34.3°F), nearly consistent with the -0.7°C (30.7°F) of January. Weather in February »
Weather in March
March, the first month of the spring in Siewierz, is a chilly month, with an average temperature fluctuating between 0.8°C (33.4°F) and 6.9°C (44.4°F). With the onset of March, Siewierz sees a temperature rise, with the average high-temperature moving from February's wintry 1.3°C (34.3°F) to a frosty 6.9°C (44.4°F). Weather in March »
Weather in April
April is a moderate spring month in Siewierz, Poland, with an average temperature varying between 4.9°C (40.8°F) and 13.9°C (57°F). April sees a temperature increase, moving from a chilly 6.9°C (44.4°F) in March to a moderate 13.9°C (57°F). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Siewierz, Poland, with an average temperature fluctuating between 8.3°C (46.9°F) and 17.5°C (63.5°F). May's onset brings a subtle temperature rise, moving from a moderate 13.9°C (57°F) in April to a comfortable 17.5°C (63.5°F). Weather in May »
Weather in June
The first month of the summer, June, is a pleasant month in Siewierz, Poland, with an average temperature varying between 11.9°C (53.4°F) and 21.3°C (70.3°F). June's arrival brings a slight change in high-temperatures, adjusting from a refreshing 17.5°C (63.5°F) in May to an agreeable 21.3°C (70.3°F). Weather in June »
Weather in July
July in Siewierz, Poland, is a moderately hot summer month, with an average temperature ranging between min 13.8°C (56.8°F) and max 23.4°C (74.1°F). As July unfolds, the average high-temperature reaches a warm 23.4°C (74.1°F), hinting at a slight fluctuation from the previous month. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Siewierz, Poland, with an average temperature fluctuating between 14.6°C (58.3°F) and 23.9°C (75°F). Siewierz's August weather, with an average high temperature of 23.9°C (75°F) and an average low temperature of 14.6°C (58.3°F), tends to be the warmest of the year. Weather in August »
Weather in September
The first month of the autumn, September, is still a comfortable month in Siewierz, Poland, with temperature in the range of an average high of 18.5°C (65.3°F) and an average low of 10.4°C (50.7°F). A moderate decline in the average high-temperature is seen during September, decreasing from a warm 23.9°C (75°F) in August to a refreshing 18.5°C (65.3°F). Weather in September »
Weather in October
October, the same as September, is a cool autumn month in Siewierz, Poland, with temperature in the range of an average high of 12.3°C (54.1°F) and an average low of 5.9°C (42.6°F). The onset of October is marked by a decrease in temperature, transitioning from a comfortable 18.5°C (65.3°F) in September to a fresh 12.3°C (54.1°F). Weather in October »
Weather in November
November, the last month of the autumn in Siewierz, is another chilly month, with an average temperature fluctuating between 7.3°C (45.1°F) and 2.6°C (36.7°F). November brings a decrease in the average high-temperature, shifting from a cool 12.3°C (54.1°F) in October to a chilly 7.3°C (45.1°F). Weather in November »
Weather in December
December, the first month of the winter in Siewierz, is also an icy month, with an average temperature ranging between min -1.8°C (28.8°F) and max 1.6°C (34.9°F). The onset of December coincides with a reduction in the average high-temperature, falling from a chilly 7.3°C (45.1°F) in November to a wintry 1.6°C (34.9°F). Weather in December »
Updated: Feb 1, 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 in Siewierz?
January is the coldest month, with the temperature often reaching an average high of -0.7°C (30.7°F) and an average low of -4.1°C (24.6°F).
What is the most humid month in Siewierz?
January is the most humid month, with an average relative humidity of 90%.
How much does it rain in Siewierz?
In Siewierz, during the entire year, the rain falls for 138.8 days and collects up to 438mm (17.24") of precipitation.
When does it snow in Siewierz?
Months with snowfall are January through May, October through December.
What is the snowiest month in Siewierz?
The month with the most snowfall in Siewierz, Poland, is January, when snow falls for 13.4 days and typically aggregates up to 116mm (4.57") of snow.
How much does it snow in Siewierz?
In Siewierz, Poland, during the entire year, snow falls for 47.1 days and aggregates up to 358mm (14.09") of snow.
What is the month with the least sunshine in Siewierz?
The month with the least sunshine in Siewierz, Poland, is February, with an average of 2.6h of sunshine.
What is the least humid month in Siewierz?
April and August, with an average relative humidity of 69%, are the least humid months in Siewierz, Poland.
When it does not snow in Siewierz?
June through September are months without snowfall in Siewierz, Poland.
When are the longest days in Siewierz?
With an average of 16h and 24min of daylight, June has the longest days of the year in Siewierz, Poland.
When is the highest UV index in Siewierz?
June through August, with an average maximum UV index of 5, are months with the highest UV index in Siewierz, Poland.
What is the wettest month in Siewierz?
The month with the most rainfall is July, when the rain falls for 18.1 days and typically aggregates up to 71mm (2.8") of precipitation.
What time of the year is the hottest in Siewierz?
Siewierz, Poland, experiences its average highest temperatures in August, reaching a peak of 23.9°C (75°F) and a minimum of 14.6°C (58.3°F).
What month has the most sunshine in Siewierz?
August has the most sunshine of the year in Siewierz, Poland, with an average of 10.3h of sunshine.
When is Daylight Saving Time (DST) in Siewierz?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Siewierz, Poland, 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 driest month in Siewierz?
The month with the least rainfall in Siewierz, Poland, is November, when the rain falls for 7.4 days and typically collects 18mm (0.71") of precipitation.
What is the month with the lowest UV index in Siewierz?
The months with the lowest UV index in Siewierz are November and December, with an average maximum UV index of 1.
What is the month with the shortest days in Siewierz?
With an average of 8h and 6min of daylight, December has the shortest days of the year in Siewierz.
Average temperature
Siewierz, Poland
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is January (-0.7°C).
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (-4.1°C).
Average pressure
Siewierz, Poland
- Average pressure in January:
1017.7mbar - Average pressure in February:
1017mbar - Average pressure in March:
1016.3mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1015.2mbar - Average pressure in June:
1014.6mbar
- Average pressure in July:
1014.4mbar - Average pressure in August:
1016.6mbar - Average pressure in September:
1017.7mbar - Average pressure in October:
1018.7mbar - Average pressure in November:
1016.5mbar - Average pressure in December:
1018.1mbar
The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.4mbar).
Average wind speed
Siewierz, Poland
- Average wind speed in January:
16.1km/h - Average wind speed in February:
15.1km/h - Average wind speed in March:
15.3km/h - Average wind speed in April:
13.5km/h - Average wind speed in May:
12.3km/h - Average wind speed in June:
11.6km/h
- Average wind speed in July:
11.1km/h - Average wind speed in August:
10.8km/h - Average wind speed in September:
12.1km/h - Average wind speed in October:
13.2km/h - Average wind speed in November:
13.9km/h - Average wind speed in December:
16.6km/h
The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity
Siewierz, Poland
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and August (69%).
Average rainfall
Siewierz, Poland
The wettest month (with the highest rainfall) is July (71mm).
The driest month (with the least rainfall) is November (18mm).
Average rainfall days
Siewierz, Poland
- Average rainfall days in January:
6.2 days - Average rainfall days in February:
6.7 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
10.8 days - Average rainfall days in May:
16.9 days - Average rainfall days in June:
18.6 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
13.5 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
10.2 days - Average rainfall days in November:
7.4 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is June (18.6 days).
The month with the least rainy days is January (6.2 days).
Average snowfall
Siewierz, Poland
The month with the highest snowfall is January (116mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Siewierz, Poland
- Average snowfall days in January:
13.4 days - Average snowfall days in February:
12.3 days - Average snowfall days in March:
5.7 days - Average snowfall days in April:
1.7 days - Average snowfall days in May:
0.3 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:
2.9 days - Average snowfall days in December:
9.8 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Siewierz, Poland
- Average daylight in January:
8h and 4min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 3min - Average daylight in June:
16h and 2min
- Average daylight in July:
15h and 5min - Average daylight in August:
14h and 3min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
9h and 0min - Average daylight in December:
8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in January:
2h and 4min - Average sunshine in February:
2h and 4min - Average sunshine in March:
5h and 0min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 1min - Average sunshine in June:
8h and 5min
- Average sunshine in July:
9h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
7h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 2min - Average sunshine in December:
3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days
Siewierz, Poland
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
12.5 days - Average sunshine days in March:
15.6 days - Average sunshine days in April:
16.3 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
9.2 days
- Average sunshine days in July:
10.3 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
16.9 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
18.9 days - Average sunshine days in December:
14.6 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (9.2 days).
Average UV index
Siewierz, Poland
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover
Siewierz, Poland
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
Siewierz, Poland
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (8km).
