September Weather in Udachny, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Udachny, Russian Federation hovers around 4°C (40°F), with a minimum dipping to -17°C (1°F) and a maximum reaching up to 20°C (68°F). Expect 52 mm (2.1 in) of precipitation spread over 8 days, accompanied by high average humidity levels of 92%. Prepare accordingly for a chilly and damp climate!

September Temperature in Udachny

In September in Udachny, the average temperature is 4°C (40°F), with maximums reaching 20°C (68°F) and minimums dropping as low as -17°C (1°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates September temperature patterns in Udachny, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Udachny, September typically has an average temperature of 4°C (40°F), with highs reaching up to 20°C (68°F) and lows dropping to around -17°C (1°F).

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

September Precipitation in Udachny

In Udachny in September, the total precipitation amount is 52 mm (2.1 in) over the course of 8 days.

September Precipitation Trends in Udachny

The chart displays monthly precipitation patterns in Udachny, 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 Udachny, September typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Udachny

In Udachny in September, humidity is 92%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor travel uncomfortable and necessitating extra layers to stay warm while navigating the misty streets.

September Average Humidity in Udachny

This chart illustrates the average monthly humidity levels in Udachny, 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 Udachny is approximately 92%, 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 Udachny

In Udachny in September, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Udachny, you can check the information here.

Maximum UV Index Levels in Udachny for September

The chart shows the monthly maximum UV Index (UVI) for Udachny 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 Udachny typically reaches 3, which falls under the moderate exposure category.

Data source: Udachny 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 Udachny Compares to Other Months

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

This table compares monthly weather conditions in Udachny, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-32°C (-26°F)	9 mm (0.4 inches)	100%	low
February Weather	-29°C (-19°F)	9 mm (0.3 inches)	99%	low
March Weather	-18°C (-1°F)	17 mm (0.7 inches)	94%	low
April Weather	-7°C (20°F)	26 mm (1.0 inches)	88%	moderate
May Weather	2°C (36°F)	61 mm (2.4 inches)	80%	moderate
June Weather	15°C (60°F)	36 mm (1.4 inches)	82%	moderate
July Weather	15°C (60°F)	72 mm (2.8 inches)	84%	moderate
August Weather	13°C (56°F)	38 mm (1.5 inches)	88%	moderate
September Weather	4°C (40°F)	52 mm (2.1 inches)	92%	moderate
October Weather	-7°C (20°F)	34 mm (1.3 inches)	100%	low
November Weather	-23°C (-9°F)	17 mm (0.7 inches)	101%	low
December Weather	-33°C (-27°F)	12 mm (0.5 inches)	100%	low