September weather forecastViniani, Greece
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Viniani, Greece, with temperature in the range of an average low of 15.7°C (60.3°F) and an average high of 25.1°C (77.2°F).Temperature
In Viniani, entering September brings a temperature decrement, reducing from August's hot 30.5°C (86.9°F) to a moderately hot 25.1°C (77.2°F). An average temperature of 15.7°C (60.3°F) marks the nights in Viniani in September.Humidity
In Viniani, the average relative humidity in September is 64%.Rainfall
In Viniani, during September, the rain falls for 10.3 days and regularly aggregates up to 36mm (1.42") of precipitation. In Viniani, during the entire year, the rain falls for 148 days and collects up to 663mm (26.1") of precipitation.Snowfall
April through October are months without snowfall in Viniani.Daylight
The average length of the day in September is 12h and 26min.On the first day of September in Viniani, sunrise is at 07:02 and sunset at 20:03. On the last day of the month, sunrise is at 07:28 and sunset at 19:17 EEST.
Sunshine
In September, the average sunshine in Viniani is 9.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. 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
Viniani, Greece
- Average high temperature in September: 25.1°C
The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (8.7°C).
- Average low temperature in September: 15.7°C
The month with the highest average low temperature is August (19.1°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure in September
Viniani, Greece
- Average pressure in September: 1015.2mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is July (1012.3mbar).
Average wind speed in September
Viniani, Greece
- Average wind speed in September: 6.8km/h
The windiest month (with the highest average wind speed) is February (9km/h).
The calmest month (with the lowest average wind speed) is July (6.4km/h).
Average humidity in September
Viniani, Greece
- Average humidity in September: 64%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (54%).
Average rainfall in September
Viniani, Greece
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is November (101mm).
The driest month (with the least rainfall) is August (17mm).
Average rainfall days in September
Viniani, Greece
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is August (8 days).
Average snowfall in September
Viniani, Greece
- Average snowfall in September: 0mm
The month with the highest snowfall is January (50mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Viniani, Greece
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Viniani, Greece
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in September
Viniani, Greece
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in September
Viniani, Greece
- Average UV index in September: 5
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 2).
Average cloud cover in September
Viniani, Greece
- Average cloud cover in September: 18
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
Viniani, Greece
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).
