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
The shift from August to September coincides with a small decrease in the average high-temperature, down to a moderately hot 25.5°C (77.9°F) from a tropical 30.2°C (86.4°F). In September, the temperature drops to an average of 15.3°C (59.5°F) at night.Humidity
In Dereköy, the average relative humidity in September is 62%.Rainfall
In Dereköy, Turkey, in September, during 7.1 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, in Dereköy, Turkey, there are 132.4 rainfall days, and 438mm (17.24") of precipitation is accumulated.Snowfall
April through September are months without snowfall in Dereköy, Turkey.Sea temperature
In Dereköy, in September, the average water temperature is 23°C (73.4°F).Note: Taking into account a person's sensitivity to the cold, given sunshine, wind, and air temperature, swimming in 23°C (73.4°F) might be pleasant. (FYI: The water temperature set for the Olympic swimming event is between 25°C (77°F) and 28°C (82.4°F).)
Daylight
The average length of the day in September is 12h and 29min.On the first day of September in Dereköy, sunrise is at 06:36 and sunset at 19:44. On the last day of the month, sunrise is at 07:06 and sunset at 18:53 +03.
Sunshine
In September, the average sunshine in Dereköy is 9.1h.UV index
In Dereköy, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 5 in September translates into this advice:
Take precautions - Protection against skin and eye damage is obliged. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Alert! The Sun's UV rays are heightened by the reflection of sand and water.
Frequently asked questions
What is the usual temperature for Dereköy in September?
What is the average humidity in September in Dereköy?
How much does it rain in Dereköy in September?
When it does not snow in Dereköy?
Does it snow in Dereköy in September?
What is the water temperature in September in Dereköy?
What is the average length of the day in September in Dereköy?
When is the sunrise / sunset in September in Dereköy?
How long on average sun shines in September in Dereköy?
What is the UV index reading in September in Dereköy?
Average temperature in September
Dereköy, Turkey
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is August (30.2°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 15.3°C
The month with the highest average low temperature is August (18.7°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).
Average pressure in September
Dereköy, Turkey
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in September
Dereköy, Turkey
- Average wind speed in September: 12.4km/h
The windiest month (with the highest average wind speed) is February (15.6km/h).
The calmest month (with the lowest average wind speed) is June (10.8km/h).
Average humidity in September
Dereköy, Turkey
- Average humidity in September: 62%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (58%).
Average rainfall in September
Dereköy, Turkey
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is January (56mm).
The driest month (with the least rainfall) is August (7mm).
Average rainfall days in September
Dereköy, Turkey
- Average rainfall days in September: 7.1 days
The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is August (3.8 days).
Average snowfall in September
Dereköy, Turkey
- Average snowfall in September: 0mm
The month with the highest snowfall is January (59mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Dereköy, Turkey
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average sea temperature in September
Dereköy, Turkey
- Average sea temperature in September: 23°C
The best month for swimming (with the highest average sea temperature) is August (24°C).
The coldest months (with the lowest average sea temperature) are January, February and March (16°C).
Average daylight in September /
Average sunshine in September
Dereköy, Turkey
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are June and July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
Dereköy, Turkey
- Average sunshine days in September: 21.4 days
The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in September
Dereköy, Turkey
- 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, February and December (UV index 2).
Average cloud cover in September
Dereköy, Turkey
- Average cloud cover in September: 21
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
Dereköy, Turkey
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).
Dereköy, Turkey
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