September weather forecastWitanki, Poland
September
Weather in September
September, the first month of the autumn in Witanki, is still a comfortable month, with an average temperature varying between 18.7°C (65.7°F) and 10.1°C (50.2°F).Temperature
September ushers in a slight temperature change, with average high-temperatures reducing from August's moderately hot 24.5°C (76.1°F) to a comfortable 18.7°C (65.7°F). Witanki sees an average low-temperature of 10.1°C (50.2°F) during September.Humidity
The average relative humidity in September is 74%.Rainfall
September is the month with the least rainfall. Rain falls for 8.5 days and accumulates 18mm (0.71") of precipitation.Snowfall
In Witanki, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 40min.On the first day of the month, sunrise is at 05:43 and sunset at 19:19. On the last day of September, sunrise is at 06:32 and sunset at 18:11 CEST.
Sunshine
In September, the average sunshine is 7.8h.UV index
In Witanki, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Witanki, Poland
- Average high temperature in September: 18.7°C
The warmest months (with the highest average high temperature) are July and August (24.5°C).
The month with the lowest average high temperature is January (-0.9°C).
- Average low temperature in September: 10.1°C
The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in September
Witanki, Poland
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is October (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in September
Witanki, Poland
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in September
Witanki, Poland
- Average humidity in September: 74%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Witanki, Poland
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is May (55mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in September
Witanki, Poland
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in September
Witanki, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (154mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Witanki, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Witanki, Poland
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 48min
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 24min).
Average sunshine days in September
Witanki, Poland
- Average sunshine days in September: 20.6 days
The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is January (8.8 days).
Average UV index in September
Witanki, Poland
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Witanki, Poland
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Witanki, Poland
- Average visibility in September: 9km
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).





