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
The shift from August to September corresponds with a decrease in the average high-temperature, down to a refreshing 19.1°C (66.4°F) from a moderately hot 24.1°C (75.4°F). Throughout the nights in September, Gleźno experiences an average low-temperature of 10.6°C (51.1°F).Humidity
The average relative humidity in September is 75%.Rainfall
In September, the rain falls for 10.5 days. Throughout September, 24mm (0.94") of precipitation is accumulated. In Gleźno, during the entire year, the rain falls for 154.5 days and collects up to 385mm (15.16") of precipitation.Snowfall
In Gleźno, Poland, snow does not fall in May through October.Daylight
The average length of the day in September in Gleźno is 12h and 41min.On the first day of the month, sunrise is at 06:09 and sunset at 19:47. On the last day of September, sunrise is at 06:59 and sunset at 18:37 CEST.
Sunshine
The average sunshine in September in Gleźno is 8.5h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What is the average September temperature in Gleźno?
What is the average humidity in September in Gleźno?
How much does it rain in Gleźno in September?
When it does not snow in Gleźno?
What is the average length of the day in September in Gleźno?
When are sunrise and sunset in September in Gleźno?
How many hours of sunshine does Gleźno have in September?
What is the UV index intensity in September in Gleźno?
Average temperature in September
Gleźno, Poland
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (1.4°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in September
Gleźno, Poland
- Average pressure in September: 1016.7mbar
The months with the highest atmospheric pressure are September and October (1016.7mbar).
The month with the lowest atmospheric pressure is November (1013.6mbar).
Average wind speed in September
Gleźno, Poland
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Gleźno, Poland
- Average humidity in September: 75%
The months with the highest relative humidity are January and December (90%).
The months with the lowest relative humidity are April and August (71%).
Average rainfall in September
Gleźno, Poland
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Gleźno, Poland
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is February (10.2 days).
Average snowfall in September
Gleźno, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is December (50mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Gleźno, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Gleźno, 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: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Gleźno, Poland
- Average sunshine days in September: 17.1 days
The months with the most sunshine days are September and October (17.1 days).
The month with the least sunshine days is July (12 days).
Average UV index in September
Gleźno, 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, November and December (UV index 1).
Average cloud cover in September
Gleźno, Poland
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Gleźno, Poland
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).
Gleźno, Poland
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