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
September
Weather in September
Temperature
The shift from August to September involves a decrease in the average high-temperature, dropping from a warm 23.4°C (74.1°F) to a refreshing 18°C (64.4°F). Cieniawa reports an average low-temperature of 8.5°C (47.3°F) during the nights of September.Humidity
In September, the average relative humidity in Cieniawa is 78%.Rainfall
In Cieniawa, in September, during 13.6 rainfall days, 40mm (1.57") of precipitation is typically accumulated. In Cieniawa, during the entire year, the rain falls for 168.5 days and collects up to 575mm (22.64") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Cieniawa, the average length of the day in September is 12h and 36min.On the first day of September in Cieniawa, Poland, sunrise is at 05:53 and sunset at 19:19. On the last day of the month, sunrise is at 06:35 and sunset at 18:17 CEST.
Sunshine
In September, the average sunshine in Cieniawa is 8.3h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 3 during September translates into the following directions:
Take precautions - Protection against skin and eye damage is obliged. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Cieniawa in September?
What is the average humidity in September in Cieniawa?
How much does it rain in Cieniawa in September?
When it does not snow in Cieniawa?
Does it snow in Cieniawa in September?
What is the average length of the day in September in Cieniawa?
When are sunrise and sunset in September in Cieniawa?
How many hours of sunshine does Cieniawa have in September?
How high is the UV index in September in Cieniawa?
Average temperature in September
Cieniawa, Poland
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-5.5°C).
Average pressure in September
Cieniawa, Poland
- Average pressure in September: 1017.7mbar
The months with the highest atmospheric pressure are October and December (1019mbar).
The months with the lowest atmospheric pressure are June and July (1014.4mbar).
Average wind speed in September
Cieniawa, Poland
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is March (11.4km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in September
Cieniawa, Poland
- Average humidity in September: 78%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in September
Cieniawa, Poland
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is May (88mm).
The driest months (with the least rainfall) are March and November (31mm).
Average rainfall days in September
Cieniawa, Poland
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in September
Cieniawa, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (204mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Cieniawa, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cieniawa, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Cieniawa, Poland
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is June (7.7 days).
Average UV index in September
Cieniawa, 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, February, March, October, November and December (UV index 2).
Average cloud cover in September
Cieniawa, Poland
- Average cloud cover in September: 38
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Cieniawa, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).
