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
September
Weather in September
Temperature
As September commences, the average high-temperature shows a reduction, transitioning from a moderately hot 23.9°C (75°F) in August to a refreshing 17.2°C (63°F). An average low-temperature of 8.6°C (47.5°F) is common during the nights of September.Humidity
The average relative humidity in September in Bortnoye is 75%.Rainfall
In Bortnoye, during September, the rain falls for 11.8 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, there are 121.2 rainfall days, and 405mm (15.94") of precipitation is accumulated.Snowfall
May through September are months without snowfall in Bortnoye.Daylight
In September, the average length of the day is 12h and 43min.On the first day of the month, sunrise is at 05:29 and sunset at 19:13. On the last day of September, in Bortnoye, sunrise is at 06:22 and sunset at 17:59 MSK.
Sunshine
In Bortnoye, the average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index in Bortnoye is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 3 in September transforms into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Bortnoye?
What is the average humidity in September in Bortnoye?
How many days does it rain in September in Bortnoye?
When it does not snow in Bortnoye?
Does it snow in Bortnoye in September?
How many hours of daylight does Bortnoye have in September?
When is the sunrise / sunset in September in Bortnoye?
How many hours of sunshine does Bortnoye have in September?
What is the UV index intensity in September in Bortnoye?
Average temperature in September
Bortnoye, Russia
- Average high temperature in September: 17.2°C
The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is January (-6.5°C).
- Average low temperature in September: 8.6°C
The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is January (-11°C).
Average pressure in September
Bortnoye, Russia
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is November (1020.3mbar).
The month with the lowest atmospheric pressure is July (1011.9mbar).
Average wind speed in September
Bortnoye, Russia
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is December (15.2km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Bortnoye, Russia
- Average humidity in September: 75%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Bortnoye, Russia
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is May (60mm).
The driest month (with the least rainfall) is November (17mm).
Average rainfall days in September
Bortnoye, Russia
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in September
Bortnoye, 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
Bortnoye, Russia
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Bortnoye, Russia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 1h and 42min).
Average sunshine days in September
Bortnoye, Russia
- Average sunshine days in September: 15 days
The month with the most sunshine days is November (16.2 days).
The months with the least sunshine days are February and December (10.8 days).
Average UV index in September
Bortnoye, Russia
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Bortnoye, Russia
- Average cloud cover in September: 47
The months with the most cloud cover are January and February (Cloud cover 84).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Bortnoye, Russia
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is January (6km).
