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
Start of September brings a shift in the average high-temperature, falling from August's moderately hot 24.7°C (76.5°F) to a comfortable 19.2°C (66.6°F). Throughout September, the average low-temperature in Niewiesz records at a cool 11°C (51.8°F).Humidity
The average relative humidity in September is 71%.Rainfall
In September, the rain falls for 11.5 days. Throughout September, 24mm (0.94") of precipitation is accumulated. In Niewiesz, Poland, during the entire year, the rain falls for 137.4 days and collects up to 321mm (12.64") of precipitation.Snowfall
In Niewiesz, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 39min.On the first day of the month, sunrise is at 05:57 and sunset at 19:31. On the last day of September, sunrise is at 06:44 and sunset at 18:24 CEST.
Sunshine
In September, the average sunshine in Niewiesz is 8.3h.UV index
The average daily maximum UV index in September in Niewiesz is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the UV index of 4 transforms into the following advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Niewiesz?
What is the average humidity in September in Niewiesz?
How much does it rain in Niewiesz in September?
When it does not snow in Niewiesz?
Does it snow in Niewiesz in September?
How many hours of daylight does Niewiesz have in September?
When is the sunrise / sunset in September in Niewiesz?
How many hours of sunshine does Niewiesz have in September?
What is the UV index reading in September in Niewiesz?
Average temperature in September
Niewiesz, Poland
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (0.4°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in September
Niewiesz, Poland
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in September
Niewiesz, Poland
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in September
Niewiesz, Poland
- Average humidity in September: 71%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Niewiesz, Poland
- Average rainfall in September: 24mm
The wettest months (with the highest rainfall) are June and July (46mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Niewiesz, Poland
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in September
Niewiesz, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (49mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Niewiesz, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Niewiesz, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- 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 January (Average sunshine: 3h and 0min).
Average sunshine days in September
Niewiesz, Poland
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in September
Niewiesz, Poland
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Niewiesz, Poland
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Niewiesz, Poland
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).
