September weather forecastBratsk, Russia

September

Weather in September

September, the first month of the autumn in Bratsk, is still a cool month, with an average temperature ranging between min 3.5°C (38.3°F) and max 12.2°C (54°F).

Temperature

September's arrival signals a significant decrease in average high-temperatures, falling from August's pleasant 20.3°C (68.5°F) to a fresh 12.2°C (54°F). In Bratsk, the nighttime temperature averages to an icy 3.5°C (38.3°F) during September.

Humidity

In Bratsk, the average relative humidity in September is 72%.

Rainfall

In Bratsk, in September, it is raining for 12 days, with typically 22mm (0.87") of accumulated precipitation. In Bratsk, during the entire year, the rain falls for 88.9 days and collects up to 272mm (10.71") of precipitation.

Snowfall

Months with snowfall are January through June, September through December. September is the first month it typically snows in Bratsk, Russia. Throughout September, in the average 2.7 snowfall days, it receives 27mm (1.06") of snow. In Bratsk, during the entire year, snow falls for 144.3 days and aggregates up to 854mm (33.62") of snow.

Daylight

In September, the average length of the day in Bratsk is 12h and 46min.
On the first day of the month, sunrise is at 06:18 and sunset at 20:08. On the last day of September, sunrise is at 07:15 and sunset at 18:51 +08.

Sunshine

In September, the average sunshine in Bratsk, Russia, is 6.9h.

UV index

In Bratsk, the average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 2 translates into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. It's recommended to limit sun exposure when its radiation is at its peak during midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

Bratsk in September has an average high-temperature of 12.2°C (54°F) and an average low-temperature of 3.5°C (38.3°F).

In September, the average relative humidity in Bratsk is 72%.

In Bratsk, in September, it is raining for 12 days, with typically 22mm (0.87") of accumulated precipitation.

September is the first month it typically snows in Bratsk, Russia. Throughout September, in the average 2.7 snowfall days, it receives 27mm (1.06") of snow.

The average day length in September is 12h and 46min.

On the first day of September in Bratsk, sunrise is at 06:18 and sunset at 20:08. On the last day of the month, sunrise is at 07:15 and sunset at 18:51 +08.

The average sunshine duration in September in Bratsk is 6.9h.

The average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Bratsk, Russia

  • Average high temperature in September: 12.2°C

The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (-16.1°C).

  • Average low temperature in September: 3.5°C

The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-23.5°C).

Average pressure in September
Bratsk, Russia

  • Average pressure in September: 1016.7mbar

The month with the highest atmospheric pressure is January (1032.4mbar).
The month with the lowest atmospheric pressure is July (1006.1mbar).

Average wind speed in September
Bratsk, Russia

  • Average wind speed in September: 9.6km/h

The windiest month (with the highest average wind speed) is November (11.4km/h).
The calmest month (with the lowest average wind speed) is July (7.6km/h).

Average humidity in September
Bratsk, Russia

  • Average humidity in September: 72%

The months with the highest relative humidity are January, February and December (96%).
The month with the lowest relative humidity is June (57%).

Average rainfall in September
Bratsk, Russia

  • Average rainfall in September: 22mm

The wettest months (with the highest rainfall) are July and August (34mm).
The driest months (with the least rainfall) are January and February (11mm).

Average rainfall days in September
Bratsk, Russia

  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (14 days).
The month with the least rainy days is February (0.5 days).

Average snowfall in September
Bratsk, Russia

  • Average snowfall in September: 27mm

The month with the highest snowfall is November (161mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in September
Bratsk, Russia

  • Average snowfall days in September: 2.7 days

The months with the highest number of snowfall days are November and December (24 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Bratsk, 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 54min

The month with the most sunshine is June (Average sunshine: 12h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).

Average sunshine days in September
Bratsk, Russia

  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is June (17.6 days).
The month with the least sunshine days is November (6.5 days).

Average UV index in September
Bratsk, Russia

  • Average UV index in September: 2

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

Average cloud cover in September
Bratsk, Russia

  • Average cloud cover in September: 45

The month with the most cloud cover is February (Cloud cover 89).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Bratsk, 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 (4km).