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
As September begins, there is a decrease in the average high-temperature, falling from a moderately hot 27.7°C (81.9°F) in August to a pleasant 20.3°C (68.5°F). September nights cool down to an average low-temperature of 11.1°C (52°F).Humidity
The average relative humidity in September is 57%.Rainfall
In Ostrovskaya, Russia, in September, during 8.9 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Ostrovskaya, during the entire year, the rain falls for 101.5 days and collects up to 341mm (13.43") of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 05:17 and sunset at 18:46. On the last day of September, in Ostrovskaya, sunrise is at 06:01 and sunset at 17:42 MSK.
Sunshine
In Ostrovskaya, Russia, the average sunshine in September is 9.4h.UV index
In Ostrovskaya, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 3 during September leads to these advisories:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What is the usual temperature for Ostrovskaya in September?
What is the average humidity in September in Ostrovskaya?
How much does it rain in Ostrovskaya in September?
When it does not snow in Ostrovskaya?
Does it snow in Ostrovskaya in September?
What is the average length of the day in September in Ostrovskaya?
When are sunrise and sunset in September in Ostrovskaya?
How long on average sun shines in September in Ostrovskaya?
What is the UV index intensity in September in Ostrovskaya?
Average temperature in September
Ostrovskaya, Russia
- Average high temperature in September: 20.3°C
The warmest month (with the highest average high temperature) is July (28.4°C).
The month with the lowest average high temperature is January (-5.9°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is July (17.4°C).
The coldest month (with the lowest average low temperature) is January (-10.7°C).
Average pressure in September
Ostrovskaya, Russia
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is November (1023.5mbar).
The month with the lowest atmospheric pressure is July (1011.7mbar).
Average wind speed in September
Ostrovskaya, Russia
- Average wind speed in September: 14.4km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is July (13km/h).
Average humidity in September
Ostrovskaya, Russia
- Average humidity in September: 57%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Ostrovskaya, Russia
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is May (50mm).
The driest months (with the least rainfall) are August and November (19mm).
Average rainfall days in September
Ostrovskaya, Russia
- Average rainfall days in September: 8.9 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is February (3 days).
Average snowfall in September
Ostrovskaya, Russia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (160mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Ostrovskaya, Russia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.1 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
Ostrovskaya, Russia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 2h and 30min).
Average sunshine days in September
Ostrovskaya, Russia
- Average sunshine days in September: 19.8 days
The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is December (13.5 days).
Average UV index in September
Ostrovskaya, Russia
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Ostrovskaya, Russia
- Average cloud cover in September: 32
The months with the most cloud cover are January and February (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Ostrovskaya, Russia
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March and December (8km).
Ostrovskaya, Russia
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