September Weather in Klyuchevsk, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Klyuchevsk, Russian Federation hovers around 10°C (50°F), with a minimum of -2°C (29°F) and a maximum reaching 27°C (80°F). Expect 48 mm (1.9 in) of precipitation over approximately 10 days, coupled with an average humidity level of 86%. Whether you're planning for cozy days indoors or brisk outdoor adventures, this month offers a varied climate to explore!

September Temperature in Klyuchevsk

In September in Klyuchevsk, the average temperature is 10°C (50°F), with maximums reaching 27°C (80°F) and minimums dipping as low as -2°C (29°F). It’s advisable to pack layers to accommodate the varied temperatures while exploring this destination.

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

The chart illustrates September temperature patterns in Klyuchevsk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Klyuchevsk, September typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (80°F) and lows dropping to around -2°C (29°F).

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

September Precipitation in Klyuchevsk

In Klyuchevsk in September, the precipitation amount is 48 mm (1.9 in) spread over a period of 10 days.

September Precipitation Trends in Klyuchevsk

The chart displays monthly precipitation patterns in Klyuchevsk, 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 Klyuchevsk, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 10 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 Klyuchevsk

In Klyuchevsk in September humidity is 86%. With an average temperature of 10°C (50°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities uncomfortable and sticky, which can dampen the spirit of travel.

September Average Humidity in Klyuchevsk

This chart illustrates the average monthly humidity levels in Klyuchevsk, 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 Klyuchevsk is approximately 86%, 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 Klyuchevsk

In Klyuchevsk in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Klyuchevsk for better planning.

Maximum UV Index Levels in Klyuchevsk for September

The chart shows the monthly maximum UV Index (UVI) for Klyuchevsk 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 Klyuchevsk typically reaches 4, which falls under the moderate exposure category.

Data source: Klyuchevsk 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 Klyuchevsk Compares to Other Months

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

This table compares monthly weather conditions in Klyuchevsk, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (9°F)	19 mm (0.7 inches)	99%	low
February Weather	-11°C (12°F)	24 mm (1.0 inches)	97%	low
March Weather	-5°C (24°F)	27 mm (1.1 inches)	96%	moderate
April Weather	4°C (40°F)	38 mm (1.5 inches)	88%	moderate
May Weather	12°C (53°F)	37 mm (1.5 inches)	74%	high
June Weather	15°C (59°F)	64 mm (2.5 inches)	68%	high
July Weather	19°C (67°F)	78 mm (3.1 inches)	78%	high
August Weather	17°C (62°F)	75 mm (3.0 inches)	78%	high
September Weather	10°C (50°F)	48 mm (1.9 inches)	86%	moderate
October Weather	4°C (39°F)	43 mm (1.7 inches)	89%	moderate
November Weather	-5°C (24°F)	26 mm (1.0 inches)	94%	low
December Weather	-10°C (15°F)	24 mm (0.9 inches)	93%	low