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 sea temperature 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 witnesses a gentle descent in average high-temperature, descending from August's 28.7°C (83.7°F) to a still moderately hot 25.2°C (77.4°F). September's nights observe an average temperature of 17.1°C (62.8°F).Humidity
The average relative humidity in September in Gebze, Turkey, is 67%.Rainfall
In Gebze, in September, during 10.6 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, in Gebze, there are 140.3 rainfall days, and 468mm (18.43") of precipitation is accumulated.Snowfall
In Gebze, snow does not fall in April through November.Sea temperature
In Gebze, in September, the average water temperature is 22.9°C (73.2°F).Note: The allure of a swim in 22.9°C (73.2°F) waters can be influenced by your feelings towards the cold, today's sunshine, the wind's touch, and the ambient warmth. To put it in perspective, Olympic standards demand water temperatures of 25°C (77°F) to 28°C (82.4°F).
Daylight
The average length of the day in September is 12h and 28min.On the first day of September in Gebze, sunrise is at 06:29 and sunset at 19:34. On the last day of the month, sunrise is at 06:58 and sunset at 18:45 +03.
Sunshine
In September, the average sunshine in Gebze is 8.9h.UV index
In September, the average daily maximum UV index in Gebze is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
Frequently asked questions
What are the temperatures in Gebze in September?
What is the average humidity in September in Gebze?
How much does it rain in Gebze in September?
When it does not snow in Gebze?
What is the sea temperature in September in Gebze?
How many hours of daylight does Gebze have in September?
What time are sunrise and sunset in September in Gebze?
How long on average sun shines in September in Gebze?
What is the UV index reading in September in Gebze?
Average temperature in September
Gebze, Turkey
- Average high temperature in September: 25.2°C
The warmest months (with the highest average high temperature) are July and August (28.7°C).
The month with the lowest average high temperature is January (8.2°C).
- Average low temperature in September: 17.1°C
The month with the highest average low temperature is August (20°C).
The coldest month (with the lowest average low temperature) is January (3.2°C).
Average pressure in September
Gebze, Turkey
- Average pressure in September: 1015mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1011.7mbar).
Average wind speed in September
Gebze, Turkey
- Average wind speed in September: 12.8km/h
The windiest month (with the highest average wind speed) is August (14.8km/h).
The calmest month (with the lowest average wind speed) is May (10.9km/h).
Average humidity in September
Gebze, Turkey
- Average humidity in September: 67%
The months with the highest relative humidity are January and February (78%).
The months with the lowest relative humidity are June and July (66%).
Average rainfall in September
Gebze, Turkey
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (74mm).
The driest month (with the least rainfall) is August (15mm).
Average rainfall days in September
Gebze, Turkey
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (5.8 days).
Average snowfall in September
Gebze, Turkey
- Average snowfall in September: 0mm
The month with the highest snowfall is January (98mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Gebze, Turkey
- 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 April, May, June, July, August, September and October (0 days).
Average sea temperature in September
Gebze, Turkey
- Average sea temperature in September: 22.9°C
The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest month (with the lowest average sea temperature) is February (7.9°C).
Average daylight in September /
Average sunshine in September
Gebze, Turkey
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Gebze, Turkey
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is August (22.5 days).
The month with the least sunshine days is February (11.9 days).
Average UV index in September
Gebze, Turkey
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in September
Gebze, Turkey
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in September
Gebze, Turkey
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March, April and December (9km).
Gebze, Turkey
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