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 onset of September comes with a shift in the average high-temperature, falling from a warm 26.3°C (79.3°F) in August to a pleasant 20.5°C (68.9°F). In September, Gračac experiences an average nighttime temperature of 11.3°C (52.3°F).Humidity
In Gračac, Croatia, the average relative humidity in September is 76%.Rainfall
In September, the rain falls for 14 days. Throughout September, 82mm (3.23") of precipitation is accumulated. Throughout the year, in Gračac, Croatia, there are 161.1 rainfall days, and 934mm (36.77") of precipitation is accumulated.Snowfall
May through September are months without snowfall in Gračac.Daylight
The average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 06:20 and sunset at 19:32. On the last day of the month, sunrise is at 06:53 and sunset at 18:39 CEST.
Sunshine
The average sunshine in September in Gračac is 10h.UV index
In September, the average daily maximum UV index in Gračac is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What are the temperatures in Gračac in September?
What is the average humidity in September in Gračac?
How many days does it rain in September in Gračac?
When it does not snow in Gračac?
Does it snow in Gračac in September?
How many hours of daylight does Gračac have in September?
When are sunrise and sunset in September in Gračac?
How many hours of sunshine does Gračac have in September?
What is the UV index reading in September in Gračac?
Average temperature in September
Gračac, Croatia
- Average high temperature in September: 20.5°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (14.8°C).
The coldest months (with the lowest average low temperature) are January and February (-1.3°C).
Average pressure in September
Gračac, Croatia
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is December (1019.5mbar).
The month with the lowest atmospheric pressure is July (1014mbar).
Average wind speed in September
Gračac, Croatia
- Average wind speed in September: 9.7km/h
The windiest month (with the highest average wind speed) is February (13.5km/h).
The calmest months (with the lowest average wind speed) are July and August (8.6km/h).
Average humidity in September
Gračac, Croatia
- Average humidity in September: 76%
The month with the highest relative humidity is November (87%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Gračac, Croatia
- Average rainfall in September: 82mm
The wettest month (with the highest rainfall) is November (127mm).
The driest month (with the least rainfall) is August (48mm).
Average rainfall days in September
Gračac, Croatia
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is August (10.8 days).
Average snowfall in September
Gračac, Croatia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (204mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Gračac, Croatia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gračac, Croatia
- 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: 10h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The months with the least sunshine are February and November (Average sunshine: 4h and 48min).
Average sunshine days in September
Gračac, Croatia
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in September
Gračac, Croatia
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Gračac, Croatia
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Gračac, Croatia
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The month with the lowest visibility is January (8km).
Gračac, Croatia
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