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 sea temperature 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
The ideal sea water temperature of 25°C (77°F) and only 3.5 rainfall days, with 3mm (0.12") of accumulated rainfall, makes September the best time for swimming and other water activities.
Temperature
The onset of September brings a small shift in high-temperatures, falling from 29.5°C (85.1°F) in August to a still warm 26.1°C (79°F). Nydri observes a minimal variance in temperature, with a consistent average low of 22.1°C (71.8°F) during the nights of September.Humidity
In Nydri, the average relative humidity in September is 64%.Rainfall
In Nydri, during September, the rain falls for 3.5 days and regularly aggregates up to 3mm (0.12") of precipitation. Throughout the year, in Nydri, there are 65.9 rainfall days, and 145mm (5.71") of precipitation is accumulated.Sea temperature
In Nydri, in September, the average water temperature is 25°C (77°F).Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for all water activities, offering enjoyment without causing discomfort over extended periods.
Daylight
The average length of the day in September in Nydri is 12h and 26min.On the first day of the month, sunrise is at 07:06 and sunset at 20:07. On the last day of September, sunrise is at 07:32 and sunset at 19:21 EEST.
Sunshine
In Nydri, the average sunshine in September is 9.7h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Warning! The Sun's UV rays intensify with reflections from sand and water.
Frequently asked questions
What are the temperatures in Nydri in September?
What is the average humidity in September in Nydri?
How many days does it rain in September in Nydri?
What is the water temperature in September in Nydri?
What is the average length of the day in September in Nydri?
When is the sunrise / sunset in September in Nydri?
How many hours of sunshine does Nydri have in September?
What is the UV index reading in September in Nydri?
Average temperature in September
Nydri, Greece
- Average high temperature in September: 26.1°C
The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (12.7°C).
- Average low temperature in September: 22.1°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is January (9.7°C).
Average pressure in September
Nydri, Greece
- Average pressure in September: 1014.9mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in September
Nydri, Greece
- Average wind speed in September: 10.6km/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 August (10km/h).
Average humidity in September
Nydri, Greece
- Average humidity in September: 64%
The months with the highest relative humidity are March and April (71%).
The month with the lowest relative humidity is August (63%).
Average rainfall in September
Nydri, Greece
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is November (35mm).
The driest month (with the least rainfall) is August (1mm).
Average rainfall days in September
Nydri, Greece
- Average rainfall days in September: 3.5 days
The month with the highest number of rainy days is January (8.7 days).
The month with the least rainy days is August (0.8 days).
Average sea temperature in September
Nydri, Greece
- Average sea temperature in September: 25°C
The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest months (with the lowest average sea temperature) are February and March (15°C).
Average daylight in September /
Average sunshine in September
Nydri, Greece
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in September
Nydri, Greece
- Average sunshine days in September: 24.6 days
The month with the most sunshine days is August (29.1 days).
The month with the least sunshine days is February (18.9 days).
Average UV index in September
Nydri, Greece
- Average UV index in September: 6
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Nydri, Greece
- Average cloud cover in September: 14
The month with the most cloud cover is January (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in September
Nydri, 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).
Nydri, Greece
Weather forecast for your location
2. Allow the app to use your location
