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
September
Weather in September
Temperature
The move into September indicates a slight reduction in the average high-temperature, down from August's warm 27.8°C (82°F) to a still moderately hot 24.3°C (75.7°F). In Yenikapı, September nights maintain a consistent temperature, with an average low of 20.4°C (68.7°F).Humidity
The average relative humidity in September is 68%.Rainfall
In Yenikapı, during September, the rain falls for 10 days and regularly aggregates up to 26mm (1.02") of precipitation. Throughout the year, there are 130.7 rainfall days, and 400mm (15.75") of precipitation is accumulated.Snowfall
In Yenikapı, snow does not fall in April through November.Daylight
The average length of the day in September in Yenikapı is 12h and 28min.On the first day of September in Yenikapı, sunrise is at 06:31 and sunset at 19:36. On the last day of the month, sunrise is at 07:00 and sunset at 18:47 +03.
Sunshine
In Yenikapı, the average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index in Yenikapı is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 5 in September translates into this advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Yenikapı?
What is the average humidity in September in Yenikapı?
How many days does it rain in September in Yenikapı?
When it does not snow in Yenikapı?
What is the average length of the day in September in Yenikapı?
When is the sunrise / sunset in September in Yenikapı?
How many hours of sunshine does Yenikapı have in September?
What is the UV index reading in September in Yenikapı?
Average temperature in September
Yenikapı, Turkey
- Average high temperature in September: 24.3°C
The warmest month (with the highest average high temperature) is July (27.9°C).
The month with the lowest average high temperature is January (8.5°C).
- Average low temperature in September: 20.4°C
The month with the highest average low temperature is August (23.3°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in September
Yenikapı, Turkey
- Average pressure in September: 1015.1mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is July (1011.7mbar).
Average wind speed in September
Yenikapı, Turkey
- Average wind speed in September: 18.1km/h
The windiest month (with the highest average wind speed) is August (20.5km/h).
The calmest month (with the lowest average wind speed) is May (14km/h).
Average humidity in September
Yenikapı, Turkey
- Average humidity in September: 68%
The month with the highest relative humidity is February (78%).
The months with the lowest relative humidity are June and July (67%).
Average rainfall in September
Yenikapı, Turkey
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is December (52mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in September
Yenikapı, Turkey
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (3.8 days).
Average snowfall in September
Yenikapı, Turkey
- Average snowfall in September: 0mm
The month with the highest snowfall is January (24mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Yenikapı, Turkey
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Yenikapı, 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: 4h and 48min).
Average sunshine days in September
Yenikapı, Turkey
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is February (12.6 days).
Average UV index in September
Yenikapı, 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 January, February and December (UV index 2).
Average cloud cover in September
Yenikapı, Turkey
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in September
Yenikapı, Turkey
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).
