September weather forecastKolyon, Russia
September
Weather in September
September, the first month of the autumn in Kolyon, is still a refreshing month, with temperature in the range of an average low of 4.6°C (40.3°F) and an average high of 14.2°C (57.6°F).Temperature
The shift from August to September corresponds with a decrease in the average high-temperature, down to a mild 14.2°C (57.6°F) from a pleasant 22°C (71.6°F). Kolyon experiences an average low-temperature reading of 4.6°C (40.3°F) throughout September.Humidity
In Kolyon, Russia, the average relative humidity in September is 75%.Rainfall
In Kolyon, during September, the rain falls for 14.2 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, in Kolyon, there are 103.5 rainfall days, and 366mm (14.41") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows in Kolyon. Throughout September, in the average 1.4 snowfall days, it receives 9mm (0.35") of snow. In Kolyon, during the entire year, snow falls for 120.7 days and aggregates up to 1049mm (41.3") of snow.Daylight
The average length of the day in September in Kolyon, Russia, is 12h and 46min.On the first day of September in Kolyon, sunrise is at 06:17 and sunset at 20:09. On the last day of the month, sunrise is at 07:15 and sunset at 18:51 +07.
Sunshine
In September, the average sunshine is 6.4h.UV index
In September, the average daily maximum UV index in Kolyon is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 2 in September interprets into the following advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kolyon, Russia
- Average high temperature in September: 14.2°C
The warmest month (with the highest average high temperature) is July (24.4°C).
The month with the lowest average high temperature is January (-15.4°C).
- Average low temperature in September: 4.6°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-21.6°C).
Average pressure in September
Kolyon, Russia
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is January (1030.3mbar).
The month with the lowest atmospheric pressure is July (1006.8mbar).
Average wind speed in September
Kolyon, Russia
- Average wind speed in September: 10.1km/h
The windiest month (with the highest average wind speed) is November (12.4km/h).
The calmest month (with the lowest average wind speed) is July (8.7km/h).
Average humidity in September
Kolyon, Russia
- Average humidity in September: 75%
The month with the highest relative humidity is February (97%).
The month with the lowest relative humidity is May (61%).
Average rainfall in September
Kolyon, Russia
- Average rainfall in September: 29mm
The wettest months (with the highest rainfall) are May and July (46mm).
The driest month (with the least rainfall) is February (15mm).
Average rainfall days in September
Kolyon, Russia
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (0.3 days).
Average snowfall in September
Kolyon, Russia
- Average snowfall in September: 9mm
The month with the highest snowfall is November (240mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Kolyon, Russia
- Average snowfall days in September: 1.4 days
The month with the highest number of snowfall days is November (20.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Kolyon, Russia
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).
- Average sunshine in September: 6h and 24min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 6min).
Average sunshine days in September
Kolyon, Russia
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is July (14.9 days).
The month with the least sunshine days is November (9.3 days).
Average UV index in September
Kolyon, Russia
- Average UV index in September: 2
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
Kolyon, Russia
- Average cloud cover in September: 50
The month with the most cloud cover is February (Cloud cover 87).
The month with the least cloud cover is June (Cloud cover 35).
Average visibility in September
Kolyon, Russia
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is February (4km).





