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 advent of September brings a slight shift in average high-temperature, moving from 29.9°C (85.8°F) in August to a still moderately hot 25.2°C (77.4°F). Throughout the nights in September, an average low-temperature of 14.8°C (58.6°F) is noted.Humidity
In Apostolias, Greece, the average relative humidity in September is 62%.Rainfall
In Apostolias, in September, it is raining for 11.5 days, with typically 46mm (1.81") of accumulated precipitation. Throughout the year, in Apostolias, Greece, there are 152.9 rainfall days, and 685mm (26.97") of precipitation is accumulated.Snowfall
In Apostolias, snow does not fall in April through November.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 06:59 and sunset at 20:00. On the last day of September, in Apostolias, Greece, sunrise is at 07:25 and sunset at 19:14 EEST.
Sunshine
The average sunshine in September in Apostolias is 8.9h.UV index
In Apostolias, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 5 in September translates into these instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What are the temperatures in Apostolias in September?
What is the average humidity in September in Apostolias?
How much does it rain in Apostolias in September?
When it does not snow in Apostolias?
How many hours of daylight does Apostolias have in September?
What time are sunrise and sunset in September in Apostolias?
How long on average sun shines in September in Apostolias?
What is the UV index intensity in September in Apostolias?
Average temperature in September
Apostolias, Greece
- Average high temperature in September: 25.2°C
The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is August (17.6°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Apostolias, Greece
- Average pressure in September: 1015.2mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in September
Apostolias, Greece
- Average wind speed in September: 7.1km/h
The windiest month (with the highest average wind speed) is February (8.8km/h).
The calmest month (with the lowest average wind speed) is October (7km/h).
Average humidity in September
Apostolias, Greece
- Average humidity in September: 62%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (52%).
Average rainfall in September
Apostolias, Greece
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is February (85mm).
The driest month (with the least rainfall) is August (18mm).
Average rainfall days in September
Apostolias, Greece
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (8.3 days).
Average snowfall in September
Apostolias, Greece
- Average snowfall in September: 0mm
The month with the highest snowfall is January (131mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Apostolias, Greece
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.6 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
Apostolias, Greece
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in September
Apostolias, Greece
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is February (11.6 days).
Average UV index in September
Apostolias, Greece
- 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
Apostolias, Greece
- Average cloud cover in September: 25
The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in September
Apostolias, Greece
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).
Apostolias, Greece
Weather forecast for your location
2. Allow the app to use your location
