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
With the beginning of September, the average high-temperature shows a decrease, transitioning from a moderately hot 26.9°C (80.4°F) in August to an agreeable 21.5°C (70.7°F). September nights cool down to an average low-temperature of 10.3°C (50.5°F).Humidity
In September, the average relative humidity in Gramos, Greece, is 68%.Rainfall
In Gramos, during September, the rain falls for 12.8 days and regularly aggregates up to 46mm (1.81") of precipitation. In Gramos, during the entire year, the rain falls for 152.8 days and collects up to 669mm (26.34") of precipitation.Snowfall
May through September are months without snowfall in Gramos, Greece.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 07:04 and sunset at 20:08. On the last day of September, sunrise is at 07:32 and sunset at 19:20 EEST.
Sunshine
The average sunshine in September in Gramos is 9.5h.UV index
In September, the average daily maximum UV index in Gramos is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 4 during September translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the average September temperature in Gramos?
What is the average humidity in September in Gramos?
How much does it rain in Gramos in September?
When it does not snow in Gramos?
Does it snow in Gramos in September?
How many hours of daylight does Gramos have in September?
When are sunrise and sunset in September in Gramos?
How many hours of sunshine does Gramos have in September?
What is the UV index intensity in September in Gramos?
Average temperature in September
Gramos, Greece
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is August (26.9°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in September: 10.3°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in September
Gramos, Greece
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is July (1013mbar).
Average wind speed in September
Gramos, Greece
- Average wind speed in September: 6.7km/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 August (6.1km/h).
Average humidity in September
Gramos, Greece
- Average humidity in September: 68%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Gramos, Greece
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is November (76mm).
The driest month (with the least rainfall) is August (38mm).
Average rainfall days in September
Gramos, Greece
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is August (10.3 days).
Average snowfall in September
Gramos, Greece
- Average snowfall in September: 0mm
The month with the highest snowfall is January (230mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Gramos, Greece
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gramos, Greece
- Average daylight in September: 12h and 3min
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 18min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in September
Gramos, Greece
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is August (19.5 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in September
Gramos, Greece
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Gramos, Greece
- Average cloud cover in September: 27
The months with the most cloud cover are January and February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Gramos, Greece
- Average visibility in September: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and February (7km).
Gramos, Greece
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