Last updated: August 27, 2025
In September, the average temperature in Vyazniki, Russian Federation hovers around 12°C (54°F). Expect a range from a brisk -2°C (29°F) to a warm 30°C (86°F), making for some interesting weather contrasts. Keep an umbrella handy, as 53 mm (2.1 in) of precipitation is likely over about 10 days. With an average humidity of 89%, you'll definitely feel the moisture in the air!
In September in Vyazniki, the average temperature is 12°C (54°F), with maximums reaching 30°C (86°F) and minimums dropping to as low as -2°C (29°F). This makes it a great time to visit for those who enjoy mild weather, but be sure to pack for varying temperatures!
In Vyazniki in September, the precipitation amount is 53 mm (2.1 in) spread over a duration of 10 days.
In Vyazniki in September humidity is 89%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that envelops you, making travels slightly uncomfortable as you navigate through a thick, moist air that can cling to your skin and steal your warmth.
In Vyazniki 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 Vyazniki for better planning.
UV Risk Categories
Weather in Vyazniki varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Vyazniki, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (20°F) | 40 mm (1.6 inches) | 99% | low |
| February Weather | -6°C (21°F) | 55 mm (2.2 inches) | 97% | low |
| March Weather | -2°C (29°F) | 34 mm (1.3 inches) | 93% | moderate |
| April Weather | 6°C (42°F) | 60 mm (2.3 inches) | 84% | moderate |
| May Weather | 13°C (55°F) | 56 mm (2.2 inches) | 72% | high |
| June Weather | 17°C (63°F) | 52 mm (2.0 inches) | 73% | high |
| July Weather | 19°C (67°F) | 77 mm (3.0 inches) | 76% | high |
| August Weather | 18°C (64°F) | 52 mm (2.1 inches) | 77% | high |
| September Weather | 12°C (54°F) | 53 mm (2.1 inches) | 89% | moderate |
| October Weather | 7°C (44°F) | 58 mm (2.3 inches) | 91% | low |
| November Weather | 0°C (32°F) | 50 mm (2.0 inches) | 94% | low |
| December Weather | -5°C (23°F) | 58 mm (2.3 inches) | 92% | low |