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 involves a decrease in the average high-temperature, from a warm 29.1°C (84.4°F) to a still moderately hot 23.5°C (74.3°F). The anticipated average low-temperature for September, a cool 11.3°C (52.3°F), shows a substantial deviation from the daytime maximums.Humidity
The average relative humidity in September in Kostajnik is 67%.Rainfall
The month with the least rainfall in Kostajnik is September, when the rain falls for 9.6 days and typically collects 28mm (1.1") of precipitation.Snowfall
May through October are months without snowfall in Kostajnik.Daylight
The average length of the day in September in Kostajnik is 12h and 31min.On the first day of September, sunrise is at 06:06 and sunset at 19:19. On the last day of the month, sunrise is at 06:39 and sunset at 18:25 CEST.
Sunshine
In September, the average sunshine is 9.3h.UV index
In September, the average daily maximum UV index in Kostajnik is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What are the temperatures in Kostajnik in September?
What is the average humidity in September in Kostajnik?
What is the driest month in Kostajnik?
How much does it rain in Kostajnik in September?
When it does not snow in Kostajnik?
What is the average length of the day in September in Kostajnik?
When is the sunrise / sunset in September in Kostajnik?
How long on average sun shines in September in Kostajnik?
What is the UV index intensity in September in Kostajnik?
Average temperature in September
Kostajnik, Serbia
- Average high temperature in September: 23.5°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 (4.1°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-2.4°C).
Average pressure in September
Kostajnik, Serbia
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is May (1014.5mbar).
Average wind speed in September
Kostajnik, Serbia
- Average wind speed in September: 7.2km/h
The windiest month (with the highest average wind speed) is March (9.2km/h).
The calmest month (with the lowest average wind speed) is August (6.9km/h).
Average humidity in September
Kostajnik, Serbia
- Average humidity in September: 67%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (62%).
Average rainfall in September
Kostajnik, Serbia
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is May (88mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in September
Kostajnik, Serbia
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in September
Kostajnik, Serbia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (172mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Kostajnik, Serbia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kostajnik, Serbia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Kostajnik, Serbia
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is August (19.8 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Kostajnik, Serbia
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Kostajnik, Serbia
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Kostajnik, Serbia
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January and February (8km).
Kostajnik, Serbia
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