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
A shift in the average high-temperature occurs in September, reducing from a moderately hot 23.3°C (73.9°F) in August to a refreshing 18°C (64.4°F). Throughout September, the nighttime temperature averages to a chilly 9.4°C (48.9°F).Humidity
In September, the average relative humidity is 77%.Rainfall
In September, in Grądy-Michały, the rain falls for 13.2 days. Throughout September, 30mm (1.18") of precipitation is accumulated. In Grądy-Michały, during the entire year, the rain falls for 154.9 days and collects up to 435mm (17.13") of precipitation.Snowfall
June through September are months without snowfall in Grądy-Michały, Poland.Daylight
The average length of the day in September in Grądy-Michały is 12h and 41min.On the first day of September in Grądy-Michały, sunrise is at 05:41 and sunset at 19:20. On the last day of the month, sunrise is at 06:31 and sunset at 18:09 CEST.
Sunshine
In September, the average sunshine in Grądy-Michały is 7.6h.UV index
In September, the average daily maximum UV index in Grądy-Michały, Poland, is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 3 suggests this advice:
Ensure safety - Sun damage prevention is strongly urged. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Grądy-Michały?
What is the average humidity in September in Grądy-Michały?
How many days does it rain in September in Grądy-Michały?
When it does not snow in Grądy-Michały?
Does it snow in Grądy-Michały in September?
What is the average length of the day in September in Grądy-Michały?
When is the sunrise / sunset in September in Grądy-Michały?
How many hours of sunshine does Grądy-Michały have in September?
What is the UV index reading in September in Grądy-Michały?
Average temperature in September
Grądy-Michały, Poland
- Average high temperature in September: 18°C
The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (-1.5°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is July (13.1°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).
Average pressure in September
Grądy-Michały, Poland
- Average pressure in September: 1016.7mbar
The month with the highest atmospheric pressure is October (1017.7mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed in September
Grądy-Michały, Poland
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in September
Grądy-Michały, Poland
- Average humidity in September: 77%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Grądy-Michały, Poland
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is June (65mm).
The driest months (with the least rainfall) are February and April (20mm).
Average rainfall days in September
Grądy-Michały, Poland
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is February (6 days).
Average snowfall in September
Grądy-Michały, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (100mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grądy-Michały, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grądy-Michały, Poland
- Average daylight in September: 12h and 4min
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 36min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 18min).
Average sunshine days in September
Grądy-Michały, Poland
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in September
Grądy-Michały, Poland
- Average UV index in September: 3
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, February, November and December (UV index 1).
Average cloud cover in September
Grądy-Michały, Poland
- Average cloud cover in September: 44
The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Grądy-Michały, Poland
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February and December (7km).
