September weather forecast
Arkhangelsk, Russia

September sets the autumnal backdrop in Arkhangelsk with temperatures floating from 5.1°C (41.2°F) to 12.2°C (54°F). Exhibiting an increase in rainfall coupled with diminished sunlight hours down to 13, it symbolizes the oncoming wintry weather. With just a single day of snowfall, early autumn still holds the winter frost at bay. The serene sea temperature aids in maintaining moderate weather conditions, suitable for relaxed boat rides. Despite being a transitional month, September provides ample room for activities that celebrate the tranquil ambiance of Arkhangelsk.

Temperature

September's onset in Arkhangelsk brings a reduction in the average high-temperature, from a comfortable 18°C (64.4°F) in August to a fresh 12.2°C (54°F). Arkhangelsk records an average nighttime low-temperature of 5.1°C (41.2°F) throughout September.

Humidity

In September, the average relative humidity in Arkhangelsk is 85%.

Rainfall

In Arkhangelsk, Russia, in September, it is raining for 22 days, with typically 61mm (2.4") of accumulated precipitation. Throughout the year, there are 143 rainfall days, and 606mm (23.86") of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. September is the first month it typically snows in Arkhangelsk, Russia. Throughout September, there are 1 snowfall days. In Arkhangelsk, during the entire year, snow falls for 163 days.

Sea temperature

In Arkhangelsk, the average seawater temperature in September is 8.5°C (47.3°F).
Note: Swimming at temperatures less than 10°C (50°F) in 8.5°C (47.3°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 13°C (55.4°F) without adequate warmth can be discomforting.

Daylight

In September, the average length of the day is 13h and 3min.
On the first day of September, sunrise is at 05:00 and sunset at 19:34. On the last day of the month, sunrise is at 06:25 and sunset at 17:49 MSK.

Sunshine

In Arkhangelsk, the average sunshine in September is 3.9h.

UV index

In Arkhangelsk, the average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in September translates into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.