September weather forecastPatmos, Greece
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Patmos, Greece, with an average temperature ranging between min 22.2°C (72°F) and max 25.5°C (77.9°F).Temperature
A subtle shift in Patmos's weather is observed as August turns into September, with the average high temperature reducing from a moderately hot 29°C (84.2°F) to a still warm 25.5°C (77.9°F). Patmos observes an average low-temperature of 22.2°C (72°F) during the slightly cooler nights of September.Humidity
In September, the average relative humidity in Patmos is 65%.Rainfall
In Patmos, in September, during 3.5 rainfall days, 10mm (0.39") of precipitation is typically accumulated. Throughout the year, there are 92.8 rainfall days, and 352mm (13.86") of precipitation is accumulated.Daylight
In Patmos, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 06:44 and sunset at 19:42. On the last day of September, sunrise is at 07:08 and sunset at 18:58 EEST.
Sunshine
The average sunshine in September in Patmos is 11.2h.UV index
In September, the average daily maximum UV index in Patmos is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Patmos, Greece
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in September: 22.2°C
The month with the highest average low temperature is August (24.4°C).
The coldest month (with the lowest average low temperature) is January (10°C).
Average pressure in September
Patmos, Greece
- Average pressure in September: 1012.3mbar
The month with the highest atmospheric pressure is December (1017.9mbar).
The month with the lowest atmospheric pressure is July (1008.2mbar).
Average wind speed in September
Patmos, Greece
- Average wind speed in September: 16.4km/h
The windiest month (with the highest average wind speed) is January (23.1km/h).
The calmest month (with the lowest average wind speed) is May (14.1km/h).
Average humidity in September
Patmos, Greece
- Average humidity in September: 65%
The month with the highest relative humidity is February (71%).
The months with the lowest relative humidity are July and August (63%).
Average rainfall in September
Patmos, Greece
- Average rainfall in September: 10mm
The wettest month (with the highest rainfall) is January (79mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in September
Patmos, Greece
- Average rainfall days in September: 3.5 days
The months with the highest number of rainy days are January and December (13.1 days).
The month with the least rainy days is August (0.6 days).
Average daylight in September /
Average sunshine in September
Patmos, 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: 11h and 12min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in September
Patmos, Greece
- Average sunshine days in September: 25.5 days
The month with the most sunshine days is July (29.5 days).
The month with the least sunshine days is February (13.3 days).
Average UV index in September
Patmos, Greece
- Average UV index in September: 6
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Patmos, Greece
- Average cloud cover in September: 8
The month with the most cloud cover is January (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 3).
Average visibility in September
Patmos, 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).





