January weather forecastPostronna, Poland
January
Weather in January
January, like December, in Postronna, Poland, is another cold winter month, with temperature in the range of an average low of -3.6°C (25.5°F) and an average high of 0.3°C (32.5°F).Temperature
January, with an average high of 0.3°C (32.5°F) and a low of -3.6°C (25.5°F), signifies the coldest month of the year.Humidity
With an average relative humidity of 88%, January is the most humid month in Postronna.Rainfall
In Postronna, in January, during 7.7 rainfall days, 24mm (0.94") of precipitation is typically accumulated. In Postronna, during the entire year, the rain falls for 143.2 days and collects up to 427mm (16.81") of precipitation.Snowfall
Months with snowfall in Postronna are January through April, October through December. January is the month with the most snowfall. Snow falls for 14.3 days and accumulates 103mm (4.06") of snow.Daylight
In Postronna, the average length of the day in January is 8h and 34min.On the first day of January in Postronna, sunrise is at 07:35 and sunset at 15:39. On the last day of the month, sunrise is at 07:11 and sunset at 16:23 CET.
Sunshine
With an average of 2.9h of sunshine, January has the least sunshine of the year.UV index
In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In January, the maximum UV index of 2 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Postronna, Poland
- Average high temperature in January: 0.3°C
The warmest month (with the highest average high temperature) is August (25.9°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in January: -3.6°C
The months with the highest average low temperature are July and August (14.9°C).
The coldest month (with the lowest average low temperature) is January (-3.6°C).
Average pressure in January
Postronna, Poland
- Average pressure in January: 1017.8mbar
The month with the highest atmospheric pressure is October (1019mbar).
The month with the lowest atmospheric pressure is July (1014.2mbar).
Average wind speed in January
Postronna, Poland
- Average wind speed in January: 11.8km/h
The windiest month (with the highest average wind speed) is December (12.2km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).
Average humidity in January
Postronna, Poland
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in January
Postronna, Poland
- Average rainfall in January: 24mm
The wettest month (with the highest rainfall) is July (62mm).
The driest month (with the least rainfall) is November (20mm).
Average rainfall days in January
Postronna, Poland
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in January
Postronna, Poland
- Average snowfall in January: 103mm
The month with the highest snowfall is January (103mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in January
Postronna, Poland
- Average snowfall days in January: 14.3 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Postronna, Poland
- Average daylight in January: 8h and 36min
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 54min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in January
Postronna, Poland
- Average sunshine days in January: 12.4 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (10.6 days).
Average UV index in January
Postronna, Poland
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in January
Postronna, Poland
- Average cloud cover in January: 71
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Postronna, Poland
- Average visibility in January: 7km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).





