Weather in September
Temperature
Donja Brela's progression into September involves a minor drop in the average high-temperature, slightly receding from 27°C (80.6°F) in August to a still moderately hot 23°C (73.4°F). Throughout the month of September, Donja Brela expects an average low of 13°C (55.4°F).Rainfall
In Donja Brela, during September, the rain falls for 10 days and regularly aggregates up to 75mm (2.95") of precipitation. In Donja Brela, during the entire year, the rain falls for 141 days and collects up to 1091mm (42.95") of precipitation.Sea temperature
In Donja Brela, in September, the average water temperature is 23°C (73.4°F).Note: If cold is not your friend, swimming at 23°C (73.4°F) might be daunting. But the right mix of sunshine, wind, and external temperature can make a difference. Although wetsuits are not essential, they can enhance the swimming experience.
Daylight
In September, the average length of the day in Donja Brela is 12h and 30min.On the first day of September, sunrise is at 06:16 and sunset at 19:27. On the last day of the month, sunrise is at 06:49 and sunset at 18:35 CEST.
Sunshine
In September, the average sunshine in Donja Brela, Croatia, is 8h.UV index
The average daily maximum UV index in September in Donja Brela is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 5 in September translates into these instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Caution! The mirror effect of sand and water ups the UV radiation strength.
Frequently asked questions
What are September temperatures in Donja Brela?
How many days does it rain in September in Donja Brela?
How warm is the water in September in Donja Brela?
What is the average length of the day in September in Donja Brela?
When are sunrise and sunset in September in Donja Brela?
How many hours of sunshine does Donja Brela have in September?
How high is the UV index in September in Donja Brela?
Average temperature in September
Donja Brela, Croatia
- Average high temperature in September: 23°C
The warmest months (with the highest average high temperature) are July and August (27°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in September: 13°C
The months with the highest average low temperature are July and August (16°C).
The coldest month (with the lowest average low temperature) is January (0°C).
Average rainfall in September
Donja Brela, Croatia
- Average rainfall in September: 75mm
The wettest month (with the highest rainfall) is November (145mm).
The driest month (with the least rainfall) is July (47mm).
Average rainfall days in September
Donja Brela, Croatia
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is December (14 days).
The months with the least rainy days are July and August (9 days).
Average sea temperature in September
Donja Brela, Croatia
- Average sea temperature in September: 23°C
The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (14°C).
Average daylight in September /
Average sunshine in September
Donja Brela, Croatia
- 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: 8h
The months with the most sunshine are July and August (Average sunshine: 10h).
The month with the least sunshine is December (Average sunshine: 3h).
Average UV index in September
Donja Brela, Croatia
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).
Donja Brela, Croatia
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