Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September indicates a shift in the average high-temperature, from August's moderately hot 23.9°C (75°F) to an enjoyable 18.9°C (66°F). The average temperature during September nights is registered at a fresh 10.6°C (51.1°F).Humidity
In Cisowy, the average relative humidity in September is 73%.Rainfall
In September, the rain falls for 8.3 days. Throughout September, 20mm (0.79") of precipitation is accumulated. Throughout the year, there are 124.3 rainfall days, and 298mm (11.73") of precipitation is accumulated.Snowfall
In Cisowy, snow does not fall in June through October.Daylight
The average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 05:55 and sunset at 19:35. On the last day of September, sunrise is at 06:46 and sunset at 18:24 CEST.
Sunshine
In September, the average sunshine is 8.2h.UV index
The average daily maximum UV index in September in Cisowy is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 4 suggests this advice:
Adopt protective measures - It is advised to guard against sun damage. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the usual temperature for Cisowy in September?
What is the average humidity in September in Cisowy?
How many days does it rain in September in Cisowy?
When it does not snow in Cisowy?
How many hours of daylight does Cisowy have in September?
When are sunrise and sunset in September in Cisowy?
How long on average sun shines in September in Cisowy?
What is the UV index reading in September in Cisowy?
Average temperature in September
Cisowy, Poland
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is January (-0.2°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-3.6°C).
Average pressure in September
Cisowy, Poland
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is October (1017.1mbar).
The month with the lowest atmospheric pressure is July (1013.3mbar).
Average wind speed in September
Cisowy, Poland
- Average wind speed in September: 12km/h
The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Cisowy, Poland
- Average humidity in September: 73%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Cisowy, Poland
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is July (40mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in September
Cisowy, Poland
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in September
Cisowy, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (74mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Cisowy, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cisowy, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Cisowy, Poland
- Average sunshine days in September: 19.8 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is February (13 days).
Average UV index in September
Cisowy, 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
Cisowy, Poland
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Cisowy, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).
Cisowy, Poland
Weather forecast for your location
2. Allow the app to use your location
