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
September's onset brings a reduction in the average high-temperature, from a warm 24.3°C (75.7°F) in August to a comfortable 18.7°C (65.7°F). Throughout the nights in September, Grądy Polewne experiences an average low-temperature of 9.9°C (49.8°F).Humidity
The average relative humidity in September is 74%.Rainfall
In Grądy Polewne, during September, the rain falls for 13.8 days and regularly aggregates up to 36mm (1.42") of precipitation. Throughout the year, in Grądy Polewne, there are 148.8 rainfall days, and 426mm (16.77") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 05:45 and sunset at 19:22. On the last day of the month, sunrise is at 06:34 and sunset at 18:13 CEST.
Sunshine
The average sunshine in September in Grądy Polewne is 7.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the UV index of 3 transforms into the following advice:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grądy Polewne in September?
What is the average humidity in September in Grądy Polewne?
How much does it rain in Grądy Polewne in September?
When it does not snow in Grądy Polewne?
Does it snow in Grądy Polewne in September?
What is the average length of the day in September in Grądy Polewne?
When are sunrise and sunset in September in Grądy Polewne?
How long on average sun shines in September in Grądy Polewne?
What is the UV index reading in September in Grądy Polewne?
Average temperature in September
Grądy Polewne, Poland
- Average high temperature in September: 18.7°C
The warmest months (with the highest average high temperature) are July and August (24.3°C).
The month with the lowest average high temperature is January (-1°C).
- Average low temperature in September: 9.9°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (-4.5°C).
Average pressure in September
Grądy Polewne, Poland
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).
Average wind speed in September
Grądy Polewne, Poland
- Average wind speed in September: 11.5km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in September
Grądy Polewne, Poland
- Average humidity in September: 74%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and August (69%).
Average rainfall in September
Grądy Polewne, Poland
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is May (64mm).
The driest month (with the least rainfall) is February (16mm).
Average rainfall days in September
Grądy Polewne, Poland
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in September
Grądy Polewne, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (79mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grądy Polewne, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grądy Polewne, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 30min).
Average sunshine days in September
Grądy Polewne, Poland
- Average sunshine days in September: 13.8 days
The months with the most sunshine days are March and October (16.3 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in September
Grądy Polewne, 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
Grądy Polewne, 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
Grądy Polewne, 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).
