September weather forecastAmmouliani, Greece
September
Weather in September
September starts amending the scorching heat of summer in Ammouliani and gradually re-introduces mildness back into the climate. The drop in temperature from August to September is noticeable, and yet the sea remains warm. The month witnesses an increase in rainfall with 42mm (1.65") over the duration. September allows for a less intense sun and an escape from the peak summer crowds, providing a peaceful retreat atmosphere.Temperature
As August shifts into September in Ammouliani, a minor alteration in temperatures is observed, with average highs reducing from 27.8°C (82°F) to a still moderately hot 23.9°C (75°F). Ammouliani sees a minor drop to an average minimum temperature of 20.3°C (68.5°F) during the night in the month of September.Humidity
The average relative humidity in September is 65%.Rainfall
In Ammouliani, in September, during 10.6 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Ammouliani, during the entire year, the rain falls for 141 days and collects up to 429mm (16.89") of precipitation.Snowfall
April through November are months without snowfall.Sea temperature
In Ammouliani, the average seawater temperature in September is 23°C (73.4°F).Note: People sensitive to cold might find swimming in 23°C (73.4°F) challenging. However, conditions like sunshine, wind, and ambient temperature play a significant role in the overall comfort. Wetsuits, while optional, might be beneficial.
Daylight
In Ammouliani, the average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 06:52 and sunset at 19:56. On the last day of the month, sunrise is at 07:20 and sunset at 19:08 EEST.
Sunshine
In Ammouliani, Greece, the average sunshine in September is 9.9h.UV index
The average daily maximum UV index in September in Ammouliani is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Caution! The mirror effect of sand and water ups the UV radiation strength.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ammouliani, Greece
- Average high temperature in September: 23.9°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (9.5°C).
- Average low temperature in September: 20.3°C
The month with the highest average low temperature is August (23.7°C).
The coldest month (with the lowest average low temperature) is January (6.4°C).
Average pressure in September
Ammouliani, Greece
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1019.3mbar).
The month with the lowest atmospheric pressure is July (1012.4mbar).
Average wind speed in September
Ammouliani, Greece
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is July (9.3km/h).
Average humidity in September
Ammouliani, Greece
- Average humidity in September: 65%
The months with the highest relative humidity are January, February and November (74%).
The month with the lowest relative humidity is August (61%).
Average rainfall in September
Ammouliani, Greece
- Average rainfall in September: 42mm
The wettest months (with the highest rainfall) are November and December (44mm).
The driest month (with the least rainfall) is August (21mm).
Average rainfall days in September
Ammouliani, Greece
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is August (9.3 days).
Average snowfall in September
Ammouliani, Greece
- Average snowfall in September: 0mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Ammouliani, Greece
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Ammouliani, Greece
- 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 February and March (13°C).
Average daylight in September /
Average sunshine in September
Ammouliani, Greece
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 9h and 54min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in September
Ammouliani, Greece
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in September
Ammouliani, Greece
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Ammouliani, Greece
- Average cloud cover in September: 20
The months with the most cloud cover are January and February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in September
Ammouliani, Greece
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
