September Weather in Yam, Russian Federation

Last updated: August 27, 2025

In Yam, Russian Federation, the average temperature in September hovers around 13°C (55°F). Expect a minimum of -1°C (31°F) and a comfortable maximum reaching 30°C (86°F). During this time, anticipate 50 mm (2.0 in) of precipitation spread over 8 days, accompanied by an average humidity of 86%.

September Temperature in Yam

In September in Yam, the average temperature is 13°C (55°F). Maximums can reach 30°C (86°F) and minimums can be as low as -1°C (31°F). It's advisable to pack layers and enjoy a mix of warm and cool weather during your travels.

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

The chart illustrates September temperature patterns in Yam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yam, September typically has an average temperature of 13°C (55°F), with highs reaching up to 30°C (86°F) and lows dropping to around -1°C (31°F).

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

September Precipitation in Yam

In Yam in September, the total precipitation amount is 50 mm (2.0 in) spread over 8 days.

September Precipitation Trends in Yam

The chart displays monthly precipitation patterns in Yam, 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 Yam, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 8 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 Yam

In Yam in September humidity is 86%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket clinging to your skin, making travel quite uncomfortable and urging you to seek cooler, dryer spots.

September Average Humidity in Yam

This chart illustrates the average monthly humidity levels in Yam, 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 Yam 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 Yam

In Yam 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 Yam.

Maximum UV Index Levels in Yam for September

The chart shows the monthly maximum UV Index (UVI) for Yam 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 Yam typically reaches 5, which falls under the moderate exposure category.

Data source: Yam 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 Yam Compares to Other Months

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

This table compares monthly weather conditions in Yam, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	40 mm (1.6 inches)	98%	low
February Weather	-5°C (23°F)	48 mm (1.9 inches)	96%	low
March Weather	-1°C (31°F)	36 mm (1.4 inches)	92%	moderate
April Weather	6°C (43°F)	55 mm (2.2 inches)	81%	moderate
May Weather	13°C (55°F)	73 mm (2.9 inches)	73%	high
June Weather	17°C (63°F)	73 mm (2.9 inches)	74%	high
July Weather	19°C (66°F)	82 mm (3.2 inches)	78%	high
August Weather	18°C (64°F)	62 mm (2.4 inches)	75%	high
September Weather	13°C (55°F)	50 mm (2.0 inches)	86%	moderate
October Weather	7°C (45°F)	50 mm (2.0 inches)	90%	moderate
November Weather	1°C (34°F)	39 mm (1.5 inches)	95%	low
December Weather	-4°C (26°F)	55 mm (2.2 inches)	92%	low