September Weather in Aleysk, Russian Federation

Last updated: August 27, 2025

In Aleysk, Russian Federation, the average temperature in September hovers around 12°C (54°F). During this time, temperatures can dip to a chilly -4°C (25°F) or soar to a warm 32°C (91°F). Expect 48 mm (1.9 in) of precipitation spread over 9 days, contributing to an average humidity level of 67%.

September Temperature in Aleysk

In September in Aleysk, the average temperature is 12°C (54°F), with maximums reaching up to 32°C (91°F) and minimums dropping as low as -4°C (25°F). This temperature range makes Aleysk an ideal destination for travelers seeking both warm and cool experiences during their visit.

September Weather in Aleysk: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Aleysk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aleysk, September typically has an average temperature of 12°C (54°F), with highs reaching up to 32°C (91°F) and lows dropping to around -4°C (25°F).

Data source: Temperature data for Aleysk generated using information from the Copernicus Climate Change Service.

September Precipitation in Aleysk

In Aleysk in September, the total precipitation amount is 48 mm (1.9 in) spread over 9 days.

September Precipitation Trends in Aleysk

The chart displays monthly precipitation patterns in Aleysk, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Aleysk, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Aleysk

In Aleysk in September, humidity is 67%. With an average temperature of 12°C (54°F), this humidity feels like a cool, damp blanket wrapping around you, making it essential to layer your clothing for comfort while exploring.

September Average Humidity in Aleysk

This chart illustrates the average monthly humidity levels in Aleysk, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Aleysk is approximately 67%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Aleysk

In Aleysk in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Aleysk.

Maximum UV Index Levels in Aleysk for September

The chart shows the monthly maximum UV Index (UVI) for Aleysk in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Aleysk typically reaches 5, which falls under the moderate exposure category.

Data source: Aleysk September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Aleysk Compares to Other Months

Weather in Aleysk varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Aleysk, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Aleysk, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-15°C (6°F)	27 mm (1.1 inches)	92%	low
February Weather	-13°C (9°F)	26 mm (1.0 inches)	94%	moderate
March Weather	-5°C (24°F)	36 mm (1.4 inches)	93%	moderate
April Weather	7°C (44°F)	29 mm (1.1 inches)	84%	high
May Weather	15°C (59°F)	49 mm (1.9 inches)	65%	very high
June Weather	19°C (66°F)	60 mm (2.4 inches)	47%	very high
July Weather	20°C (69°F)	56 mm (2.2 inches)	49%	high
August Weather	19°C (67°F)	38 mm (1.5 inches)	53%	high
September Weather	12°C (54°F)	48 mm (1.9 inches)	67%	moderate
October Weather	5°C (41°F)	50 mm (2.0 inches)	81%	moderate
November Weather	-5°C (23°F)	50 mm (2.0 inches)	87%	low
December Weather	-12°C (10°F)	44 mm (1.7 inches)	92%	low