September weather forecastOsnowo, Poland
September
Weather in September
September, the first month of the autumn in Osnowo, is also an enjoyable month, with an average temperature fluctuating between 18.7°C (65.7°F) and 10.7°C (51.3°F).Temperature
In Osnowo, the beginning of September is marked by a lowered average high-temperature, shifting from August's moderately hot 24.3°C (75.7°F) to a comfortable 18.7°C (65.7°F). Osnowo, in September, observes a steady average low-temperature of 10.7°C (51.3°F).Humidity
In September, the average relative humidity is 72%.Rainfall
In Osnowo, Poland, during September, the rain falls for 9.5 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, there are 141.7 rainfall days, and 351mm (13.82") of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 41min.On the first day of September, sunrise is at 05:56 and sunset at 19:35. On the last day of the month, sunrise is at 06:46 and sunset at 18:25 CEST.
Sunshine
In Osnowo, the average sunshine in September is 8h.UV index
In September, the average daily maximum UV index in Osnowo is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, an average UV index of 4 transforms into the following instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Osnowo, Poland
- Average high temperature in September: 18.7°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (-0.1°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in September
Osnowo, Poland
- Average pressure in September: 1016.7mbar
The month with the highest atmospheric pressure is October (1017.2mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in September
Osnowo, Poland
- Average wind speed in September: 12.1km/h
The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Osnowo, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and August (68%).
Average rainfall in September
Osnowo, Poland
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is May (46mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Osnowo, Poland
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (9.3 days).
Average snowfall in September
Osnowo, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (87mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Osnowo, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Osnowo, Poland
- Average daylight in September: 12h and 42min
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 September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Osnowo, Poland
- Average sunshine days in September: 18.6 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is February (10.4 days).
Average UV index in September
Osnowo, Poland
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Osnowo, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Osnowo, Poland
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
