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
September indicates a shift in the average high-temperature, from August's warm 29.1°C (84.4°F) to a still moderately hot 23.2°C (73.8°F). During September, the temperature tends to dip to an average of 12.1°C (53.8°F) at night.Humidity
The average relative humidity in September is 62%.Rainfall
In September, the rain falls for 10.6 days. Throughout September, 28mm (1.1") of precipitation is accumulated. In Grezna, during the entire year, the rain falls for 153.8 days and collects up to 491mm (19.33") of precipitation.Snowfall
In Grezna, snow does not fall in May through October.Daylight
In Grezna, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 05:55 and sunset at 19:06. On the last day of the month, sunrise is at 06:28 and sunset at 18:13 CEST.
Sunshine
In September, the average sunshine is 9.2h.UV index
In Grezna, Serbia, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 4 in September translates into these instructions:
Be vigilant - A duty to shield skin and eyes from injury exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Grezna in September?
What is the average humidity in September in Grezna?
How much does it rain in Grezna in September?
When it does not snow in Grezna?
What is the average length of the day in September in Grezna?
When is the sunrise / sunset in September in Grezna?
How many hours of sunshine does Grezna have in September?
How high is the UV index in September in Grezna?
Average temperature in September
Grezna, Serbia
- Average high temperature in September: 23.2°C
The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (1.7°C).
- Average low temperature in September: 12.1°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Grezna, Serbia
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1021.2mbar).
The months with the lowest atmospheric pressure are May and June (1014mbar).
Average wind speed in September
Grezna, Serbia
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is March (10.5km/h).
The calmest month (with the lowest average wind speed) is August (8km/h).
Average humidity in September
Grezna, Serbia
- Average humidity in September: 62%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (57%).
Average rainfall in September
Grezna, Serbia
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is May (65mm).
The driest month (with the least rainfall) is August (27mm).
Average rainfall days in September
Grezna, Serbia
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is August (8.7 days).
Average snowfall in September
Grezna, Serbia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (148mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Grezna, Serbia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 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
Grezna, Serbia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in September
Grezna, Serbia
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is August (19.6 days).
The month with the least sunshine days is May (8.5 days).
Average UV index in September
Grezna, Serbia
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Grezna, Serbia
- Average cloud cover in September: 25
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Grezna, Serbia
- Average visibility in September: 10km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, November and December (8km).
Grezna, Serbia
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