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 shows a mild decline in the average high-temperature, falling from August's warm 29.4°C (84.9°F) to a still moderately hot 23.7°C (74.7°F). Gradska's temperature drops to an average low of 14.7°C (58.5°F) during the nights of September.Humidity
In Gradska, the average relative humidity in September is 65%.Rainfall
In Gradska, Bosnia and Herzegovina, in September, it is raining for 10.5 days, with typically 52mm (2.05") of accumulated precipitation. Throughout the year, in Gradska, there are 148.3 rainfall days, and 873mm (34.37") of precipitation is accumulated.Snowfall
In Gradska, snow does not fall in May through November.Daylight
In September, the average length of the day in Gradska is 12h and 30min.On the first day of September, sunrise is at 06:14 and sunset at 19:24. On the last day of the month, sunrise is at 06:46 and sunset at 18:32 CEST.
Sunshine
In Gradska, the average sunshine in September is 10.3h.UV index
In Gradska, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 5 during September translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Gradska?
What is the average humidity in September in Gradska?
How many days does it rain in September in Gradska?
When it does not snow in Gradska?
How many hours of daylight does Gradska have in September?
When is the sunrise / sunset in September in Gradska?
How many hours of sunshine does Gradska have in September?
What is the UV index reading in September in Gradska?
Average temperature in September
Gradska, Bosnia and Herzegovina
- Average high temperature in September: 23.7°C
The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (7.5°C).
- Average low temperature in September: 14.7°C
The month with the highest average low temperature is August (18.5°C).
The coldest month (with the lowest average low temperature) is January (2°C).
Average pressure in September
Gradska, Bosnia and Herzegovina
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).
Average wind speed in September
Gradska, Bosnia and Herzegovina
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is February (12.4km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in September
Gradska, Bosnia and Herzegovina
- Average humidity in September: 65%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is August (58%).
Average rainfall in September
Gradska, Bosnia and Herzegovina
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is November (143mm).
The driest month (with the least rainfall) is August (23mm).
Average rainfall days in September
Gradska, Bosnia and Herzegovina
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is August (6.3 days).
Average snowfall in September
Gradska, Bosnia and Herzegovina
- Average snowfall in September: 0mm
The month with the highest snowfall is February (16mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Gradska, Bosnia and Herzegovina
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Gradska, Bosnia and Herzegovina
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in September
Gradska, Bosnia and Herzegovina
- Average sunshine days in September: 18 days
The month with the most sunshine days is August (20.6 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in September
Gradska, Bosnia and Herzegovina
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Gradska, Bosnia and Herzegovina
- Average cloud cover in September: 19
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in September
Gradska, Bosnia and Herzegovina
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
