Last updated: August 27, 2025
In September, the average temperature in Yanchukan, Russian Federation hovers around 5°C (41°F), with fluctuating extremes that can dip to a chilling -10°C (15°F) or soar to a pleasant 22°C (72°F). Expect 126 mm (4.9 in) of precipitation over 18 days, contributing to a high average humidity of 89%. Prepare for a cozy and damp atmosphere during this time!
In September in Yanchukan, the average temperature is 5°C (41°F), with a maximum reaching 22°C (72°F) and a minimum dropping as low as -10°C (15°F). Travelers should be prepared for a wide range of temperatures during this time, ensuring they bring both warm clothing for the cold and lighter layers for the occasional warmth.
In Yanchukan in September, the precipitation amount is 126 mm (4.9 in) over the course of 18 days.
In Yanchukan in September humidity is 89%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less enjoyable and encouraging travelers to seek warmth indoors or layer up to stay comfortable while venturing out.
In Yanchukan 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 Yanchukan for better planning.
UV Risk Categories
Weather in Yanchukan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Yanchukan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -29°C (-20°F) | 20 mm (0.8 inches) | 98% | low |
| February Weather | -25°C (-12°F) | 23 mm (0.9 inches) | 95% | low |
| March Weather | -15°C (6°F) | 33 mm (1.3 inches) | 90% | moderate |
| April Weather | -6°C (22°F) | 46 mm (1.8 inches) | 85% | high |
| May Weather | 3°C (38°F) | 102 mm (4.0 inches) | 81% | high |
| June Weather | 13°C (55°F) | 100 mm (3.9 inches) | 83% | high |
| July Weather | 16°C (61°F) | 137 mm (5.4 inches) | 85% | very high |
| August Weather | 13°C (56°F) | 103 mm (4.0 inches) | 85% | high |
| September Weather | 5°C (41°F) | 126 mm (4.9 inches) | 89% | moderate |
| October Weather | -5°C (23°F) | 59 mm (2.3 inches) | 99% | moderate |
| November Weather | -19°C (-3°F) | 42 mm (1.6 inches) | 99% | low |
| December Weather | -28°C (-18°F) | 34 mm (1.3 inches) | 100% | low |