September weather forecastUk, Russia
September
Weather in September
September, the first month of the autumn in Uk, is still a mild month, with an average temperature fluctuating between 3.3°C (37.9°F) and 13.8°C (56.8°F).Temperature
Welcoming September, Uk observes a shift in the average high-temperature, falling from August's pleasant 21.4°C (70.5°F) to a refreshing 13.8°C (56.8°F). Throughout September, Uk encounters an average temperature drop to a cold 3.3°C (37.9°F).Humidity
In September, the average relative humidity is 73%.Rainfall
In September, the rain falls for 14.7 days. Throughout September, 31mm (1.22") of precipitation is accumulated. In Uk, during the entire year, the rain falls for 120.3 days and collects up to 372mm (14.65") of precipitation.Snowfall
Months with snowfall in Uk are January through May, September through December. September is the first month it typically snows in Uk. Throughout September, in the average 1.4 snowfall days, it receives 7mm (0.28") of snow. Throughout the year, in Uk, there are 115.7 snowfall days, and 843mm (33.19") of snow is accumulated.Daylight
In September, the average length of the day in Uk is 12h and 44min.On the first day of the month, sunrise is at 06:31 and sunset at 20:17. On the last day of September, in Uk, sunrise is at 07:25 and sunset at 19:03 +08.
Sunshine
In Uk, the average sunshine in September is 7.5h.UV index
In Uk, the average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 during September translates into the following directions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Uk, Russia
- Average high temperature in September: 13.8°C
The warmest month (with the highest average high temperature) is July (24.1°C).
The month with the lowest average high temperature is January (-13°C).
- Average low temperature in September: 3.3°C
The month with the highest average low temperature is July (10.7°C).
The coldest month (with the lowest average low temperature) is January (-21.2°C).
Average pressure in September
Uk, Russia
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is January (1032.7mbar).
The month with the lowest atmospheric pressure is July (1006.9mbar).
Average wind speed in September
Uk, Russia
- Average wind speed in September: 8.3km/h
The windiest month (with the highest average wind speed) is May (10.3km/h).
The calmest months (with the lowest average wind speed) are January, July and August (7.4km/h).
Average humidity in September
Uk, Russia
- Average humidity in September: 73%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is May (59%).
Average rainfall in September
Uk, Russia
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is August (60mm).
The driest months (with the least rainfall) are January and February (10mm).
Average rainfall days in September
Uk, Russia
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is August (18 days).
The month with the least rainy days is February (1.5 days).
Average snowfall in September
Uk, Russia
- Average snowfall in September: 7mm
The month with the highest snowfall is March (159mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Uk, Russia
- Average snowfall days in September: 1.4 days
The month with the highest number of snowfall days is November (18.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Uk, Russia
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in September: 7h and 30min
The month with the most sunshine is June (Average sunshine: 12h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in September
Uk, Russia
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is April (8.9 days).
Average UV index in September
Uk, 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
Uk, Russia
- Average cloud cover in September: 43
The months with the most cloud cover are February and November (Cloud cover 69).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in September
Uk, Russia
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January and February (5km).
