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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's warm 28.3°C (82.9°F) to a still moderately hot 23.5°C (74.3°F). During September, Visterna consistently records a temperature low averaging an enjoyable 16.7°C (62.1°F).Humidity
In Visterna, the average relative humidity in September is 61%.Rainfall
In Visterna, during September, the rain falls for 6.5 days and regularly aggregates up to 15mm (0.59") of precipitation. Throughout the year, there are 108.5 rainfall days, and 280mm (11.02") of precipitation is accumulated.Snowfall
In Visterna, snow does not fall in April through November.Daylight
In September, the average length of the day is 12h and 31min.On the first day of the month, sunrise is at 06:27 and sunset at 19:41. On the last day of September, sunrise is at 07:02 and sunset at 18:47 EEST.
Sunshine
In Visterna, the average sunshine in September is 10.5h.UV index
The average daily maximum UV index in September in Visterna, Romania, is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What are the temperatures in Visterna in September?
What is the average humidity in September in Visterna?
How many days does it rain in September in Visterna?
When it does not snow in Visterna?
What is the average length of the day in September in Visterna?
When is the sunrise / sunset in September in Visterna?
How many hours of sunshine does Visterna have in September?
How high is the UV index in September in Visterna?
Average temperature in September
Visterna, Romania
- Average high temperature in September: 23.5°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (3.6°C).
- Average low temperature in September: 16.7°C
The month with the highest average low temperature is August (20.5°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in September
Visterna, Romania
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is November (1019.7mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in September
Visterna, Romania
- Average wind speed in September: 16.1km/h
The windiest month (with the highest average wind speed) is February (19.7km/h).
The calmest month (with the lowest average wind speed) is July (13.7km/h).
Average humidity in September
Visterna, Romania
- Average humidity in September: 61%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (57%).
Average rainfall in September
Visterna, Romania
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is June (33mm).
The driest month (with the least rainfall) is August (9mm).
Average rainfall days in September
Visterna, Romania
- Average rainfall days in September: 6.5 days
The month with the highest number of rainy days is June (12.9 days).
The month with the least rainy days is August (3.8 days).
Average snowfall in September
Visterna, Romania
- Average snowfall in September: 0mm
The month with the highest snowfall is January (22mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Visterna, Romania
- 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 April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Visterna, Romania
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 10h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Visterna, Romania
- Average sunshine days in September: 22.6 days
The month with the most sunshine days is August (26.1 days).
The month with the least sunshine days is February (14.9 days).
Average UV index in September
Visterna, Romania
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Visterna, Romania
- Average cloud cover in September: 23
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 14).
Average visibility in September
Visterna, Romania
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
Visterna, Romania
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