September weather forecastOkalewo, Poland
September
Weather in September
September, the first month of the autumn in Okalewo, is also an enjoyable month, with an average temperature ranging between min 10.2°C (50.4°F) and max 18.4°C (65.1°F).Temperature
September comes with a decrease in the average high-temperature, falling from a moderately hot 23.8°C (74.8°F) in August to a comfortable 18.4°C (65.1°F). Okalewo's nighttime temperature during September is consistently averaged at a fresh 10.2°C (50.4°F).Humidity
In Okalewo, the average relative humidity in September is 74%.Rainfall
In September, the rain falls for 9.5 days. Throughout September, 20mm (0.79") of precipitation is accumulated. Throughout the year, there are 126.8 rainfall days, and 277mm (10.91") of precipitation is accumulated.Snowfall
May through September 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 05:52 and sunset at 19:30. On the last day of the month, sunrise is at 06:42 and sunset at 18:20 CEST.
Sunshine
In Okalewo, the average sunshine in September is 7.8h.UV index
In September, the average daily maximum UV index in Okalewo is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Okalewo, Poland
- Average high temperature in September: 18.4°C
The warmest months (with the highest average high temperature) are July and August (23.8°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in September
Okalewo, Poland
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1013.3mbar).
Average wind speed in September
Okalewo, Poland
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in September
Okalewo, Poland
- Average humidity in September: 74%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Okalewo, Poland
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is May (40mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Okalewo, Poland
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in September
Okalewo, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (86mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Okalewo, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Okalewo, 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 42min).
- Average sunshine in September: 7h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in September
Okalewo, Poland
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in September
Okalewo, Poland
- Average UV index in September: 3
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 in September
Okalewo, Poland
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Okalewo, Poland
- Average visibility in September: 9km
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).





