September weather forecastGraikos, Greece
September
Weather in September
The first month of the autumn, September, is still a warm month in Graikos, Greece, with an average temperature varying between 16°C (60.8°F) and 26.2°C (79.2°F).Temperature
The onset of September aligns with a soft reduction in the average high-temperature, gently falling from a tropical 30.8°C (87.4°F) in August to a moderately hot 26.2°C (79.2°F). During the month of September, an average low-temperature of 16°C (60.8°F) is recorded.Humidity
In Graikos, the average relative humidity in September is 62%.Rainfall
In Graikos, Greece, in September, it is raining for 12.4 days, with typically 47mm (1.85") of accumulated precipitation. In Graikos, during the entire year, the rain falls for 148.3 days and collects up to 654mm (25.75") of precipitation.Snowfall
May through October are months without snowfall in Graikos.Daylight
In September, the average length of the day is 12h and 25min.On the first day of September, sunrise is at 07:01 and sunset at 19:59. On the last day of the month, sunrise is at 07:26 and sunset at 19:15 EEST.
Sunshine
The average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September in Graikos, Greece, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 5 during September translates into the following guidance:
Ensure safety - Imperative it is to shield skin and eyes from damage. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Graikos, Greece
- Average high temperature in September: 26.2°C
The warmest month (with the highest average high temperature) is July (30.9°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in September: 16°C
The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (3°C).
Average pressure in September
Graikos, Greece
- Average pressure in September: 1014.6mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1011.5mbar).
Average wind speed in September
Graikos, Greece
- Average wind speed in September: 6.8km/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 September (6.8km/h).
Average humidity in September
Graikos, Greece
- Average humidity in September: 62%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (50%).
Average rainfall in September
Graikos, Greece
- Average rainfall in September: 47mm
The wettest month (with the highest rainfall) is January (90mm).
The driest months (with the least rainfall) are July and August (23mm).
Average rainfall days in September
Graikos, Greece
- Average rainfall days in September: 12.4 days
The months with the highest number of rainy days are January and March (15.3 days).
The months with the least rainy days are July and August (7.1 days).
Average snowfall in September
Graikos, Greece
- Average snowfall in September: 0mm
The month with the highest snowfall is January (134mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Graikos, Greece
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Graikos, Greece
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 18min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in September
Graikos, Greece
- Average sunshine days in September: 15.4 days
The months with the most sunshine days are July and August (22.6 days).
The month with the least sunshine days is February (9.9 days).
Average UV index in September
Graikos, 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
Graikos, Greece
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Graikos, 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, February and December (8km).





