Climate and monthly weather forecastSianow, Poland
Climate and monthly weather forecast
Weather in January
January, like December, in Sianow, Poland, is a wintry winter month, with temperature in the range of an average high of 1.3°C (34.3°F) and an average low of -1.1°C (30°F). Sianow's temperature records reveal January as the coldest month, marked by average highs of 1.3°C (34.3°F) and lows of -1.1°C (30°F). Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Sianow, Poland, with temperature in the range of an average low of -1.1°C (30°F) and an average high of 2.3°C (36.1°F). The transition into February marks the average high-temperature at a still wintry 2.3°C (36.1°F), differing minimally from January's 1.3°C (34.3°F). Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Sianow, Poland, with an average temperature ranging between min 1.2°C (34.2°F) and max 6°C (42.8°F). March marks a minor ascent in the average high-temperature, adjusting from February's wintry 2.3°C (36.1°F) to a chilly 6°C (42.8°F). Weather in March »Weather in April
April in Sianow, Poland, is a fresh spring month, with an average temperature varying between 11.6°C (52.9°F) and 4.8°C (40.6°F). The arrival of April brings an increase in high-temperatures, moving from a chilly 6°C (42.8°F) in March to a cool 11.6°C (52.9°F). Weather in April »Weather in May
The last month of the spring, May, is a mild month in Sianow, Poland, with an average temperature ranging between max 15.7°C (60.3°F) and min 8.3°C (46.9°F). In Sianow, the average high-temperature in May slightly increases from a fresh 11.6°C (52.9°F) in April to a mild 15.7°C (60.3°F). Weather in May »Weather in June
June, the first month of the summer in Sianow, is a refreshing month, with an average temperature ranging between max 19.1°C (66.4°F) and min 11.9°C (53.4°F). Sianow perceives a slight temperature ascent during June, with average high-temperatures adjusting from a mild 15.7°C (60.3°F) in May to a still refreshing 19.1°C (66.4°F). Weather in June »Weather in July
July is a pleasant summer month in Sianow, Poland, with an average temperature varying between 21.5°C (70.7°F) and 14.6°C (58.3°F). Sianow marks the onset of July with an average high-temperature of a pleasant 21.5°C (70.7°F), subtly divergent from June's 19.1°C (66.4°F). Weather in July »Weather in August
The last month of the summer, August, is another pleasant month in Sianow, Poland, with an average temperature ranging between max 22.1°C (71.8°F) and min 15.3°C (59.5°F). August is Sianow's warmest month, registering average high temperatures of 22.1°C (71.8°F) and lows of 15.3°C (59.5°F). Weather in August »Weather in September
September, the first month of the autumn in Sianow, is still a comfortable month, with an average temperature ranging between max 18°C (64.4°F) and min 12.2°C (54°F). As August makes way for September, Sianow's average high-temperature eases from a pleasant 22.1°C (71.8°F) to an enjoyable 18°C (64.4°F). Weather in September »Weather in October
October, the same as September, is another fresh autumn month in Sianow, Poland, with an average temperature ranging between min 7.7°C (45.9°F) and max 12.4°C (54.3°F). As October arrives, Sianow's weather displays a decrease in high-temperatures, transitioning from September's enjoyable 18°C (64.4°F) to a fresh 12.4°C (54.3°F). Weather in October »Weather in November
November, the last month of the autumn in Sianow, is also a frosty month, with an average temperature fluctuating between 4.4°C (39.9°F) and 7.5°C (45.5°F). November's onset introduces a mild reduction in the average high-temperature, from a fresh 12.4°C (54.3°F) in October to a chilly 7.5°C (45.5°F). Weather in November »Weather in December
December, the first month of the winter in Sianow, is still a cold month, with an average temperature varying between 0.6°C (33.1°F) and 3.3°C (37.9°F). The start of December involves a subtle temperature drop, shifting from a frosty 7.5°C (45.5°F) in November to an icy 3.3°C (37.9°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
January, known for its average high temperature of 1.3°C (34.3°F) and an average low temperature of -1.1°C (30°F), is the coldest month.
January and December, with an average relative humidity of 87%, are most humid months in Sianow.
Throughout the year, in Sianow, there are 142.6 rainfall days, and 388mm (15.28") of precipitation is accumulated.
Months with snowfall in Sianow are January through May, November and December.
January is the month with the most snowfall. Snow falls for 9.3 days and accumulates 62mm (2.44") of snow.
Throughout the year, there are 31.1 snowfall days, and 172mm (6.77") of snow is accumulated.
The months with the least sunshine in Sianow are January and December, with an average of 3.1h of sunshine.
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Sianow, Poland.
The least humid month in Sianow is April, with an average relative humidity of 72%.
April is the month with the least rainfall in Sianow, Poland. Rain falls for 8.8 days and accumulates 11mm (0.43") of precipitation.
June through October are months without snowfall.
With an average of 17h and 6min of daylight, June has the longest days of the year in Sianow, Poland.
June through August, with an average maximum UV index of 5, are months with the highest UV index in Sianow, Poland.
July is the month with the most rainfall in Sianow. Rain falls for 14.4 days and accumulates 51mm (2.01") of precipitation.
Sianow, Poland, witnesses the warmest weather in August, with temperatures averaging a high of 22.1°C (71.8°F) and a low of 15.3°C (59.5°F).
With an average of 10.2h of sunshine, August has the most sunshine of the year in Sianow.
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.
December has the shortest days of the year in Sianow, with an average of 7h and 24min of daylight.
Average temperature
Sianow, Poland
The warmest month (with the highest average high temperature) is August (22.1°C).
The month with the lowest average high temperature is January (1.3°C).
The month with the highest average low temperature is August (15.3°C).
The coldest months (with the lowest average low temperature) are January and February (-1.1°C).
Average pressure
Sianow, Poland
- Average pressure in January:
1014.3mbar - Average pressure in February:
1014.3mbar - Average pressure in March:
1014.7mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1015.7mbar - Average pressure in June:
1014.5mbar
- Average pressure in July:
1013.4mbar - Average pressure in August:
1015.1mbar - Average pressure in September:
1016.3mbar - Average pressure in October:
1016.4mbar - Average pressure in November:
1013.2mbar - Average pressure in December:
1013.2mbar
The month with the highest atmospheric pressure is October (1016.4mbar).
The months with the lowest atmospheric pressure are November and December (1013.2mbar).
Average wind speed
Sianow, Poland
- Average wind speed in January:
19.3km/h - Average wind speed in February:
18.2km/h - Average wind speed in March:
16.9km/h - Average wind speed in April:
16km/h - Average wind speed in May:
15.2km/h - Average wind speed in June:
14.7km/h
- Average wind speed in July:
15km/h - Average wind speed in August:
14.4km/h - Average wind speed in September:
16.5km/h - Average wind speed in October:
17.7km/h - Average wind speed in November:
17.8km/h - Average wind speed in December:
20.3km/h
The windiest month (with the highest average wind speed) is December (20.3km/h).
The calmest month (with the lowest average wind speed) is August (14.4km/h).
Average humidity
Sianow, Poland
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Sianow, Poland
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days
Sianow, Poland
- Average rainfall days in January:
12 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
8.8 days - Average rainfall days in May:
12.3 days - Average rainfall days in June:
12.6 days
- Average rainfall days in July:
14.4 days - Average rainfall days in August:
13.4 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
11.4 days - Average rainfall days in December:
13.5 days
The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is April (8.8 days).
Average snowfall
Sianow, Poland
The month with the highest snowfall is January (62mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days
Sianow, Poland
- Average snowfall days in January:
9.3 days - Average snowfall days in February:
8.3 days - Average snowfall days in March:
3.8 days - Average snowfall days in April:
1.4 days - Average snowfall days in May:
0.1 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:
0 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
6.7 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Sianow, Poland
- Average daylight in January:
8h and 0min - Average daylight in February:
9h and 48min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 6min - Average daylight in May:
16h and 0min - Average daylight in June:
17h and 6min
- Average daylight in July:
16h and 36min - Average daylight in August:
14h and 48min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 30min - Average daylight in November:
8h and 30min - Average daylight in December:
7h and 24min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in January:
3h and 6min - Average sunshine in February:
3h and 30min - Average sunshine in March:
5h and 42min - Average sunshine in April:
9h and 24min - Average sunshine in May:
9h and 24min - Average sunshine in June:
9h and 54min
- Average sunshine in July:
9h and 30min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 30min - Average sunshine in October:
4h and 48min - Average sunshine in November:
4h and 0min - Average sunshine in December:
3h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 6min).
Average sunshine days
Sianow, Poland
- Average sunshine days in January:
11.7 days - Average sunshine days in February:
11.9 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
19.2 days - Average sunshine days in May:
17 days - Average sunshine days in June:
15.7 days
- Average sunshine days in July:
14.9 days - Average sunshine days in August:
15.9 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
15.7 days - Average sunshine days in December:
11.1 days
The month with the most sunshine days is April (19.2 days).
The month with the least sunshine days is December (11.1 days).
Average UV index
Sianow, Poland
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Sianow, Poland
The month with the most cloud cover is December (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Sianow, Poland
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
