Last updated: August 27, 2025
In September, the average temperature in Klyuchi, Russian Federation is a comfortable 12°C (54°F). However, be prepared for a range of temperatures, with minimums dipping to -5°C (23°F) and maximums soaring to 32°C (90°F). During this month, expect about 39 mm (1.5 in) of precipitation spread over approximately 8 days, accompanied by an average humidity level of 61%. Plan accordingly for a mix of weather!
In September in Klyuchi, the average temperature is 12°C (54°F), with maximums reaching up to 32°C (90°F) and minimums dropping as low as -5°C (23°F). Travelers should be prepared for a wide range of weather conditions, making versatile clothing essential for an enjoyable visit.
In Klyuchi in September, the precipitation amount is 39 mm (1.5 in) over the course of 8 days.
In Klyuchi in September, humidity is 61%. With an average temperature of 12°C (54°F), this humidity feels like a cool, crisp embrace that adds a refreshing touch to your travels, making outdoor explorations invigorating yet slightly damp, perfect for leisurely strolls but perhaps a bit brisk for extended activities.
In Klyuchi 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 Klyuchi.
UV Risk Categories
Weather in Klyuchi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Klyuchi, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -16°C (4°F) | 16 mm (0.6 inches) | 96% | low |
| February Weather | -13°C (8°F) | 19 mm (0.7 inches) | 96% | moderate |
| March Weather | -6°C (22°F) | 23 mm (0.9 inches) | 93% | moderate |
| April Weather | 7°C (45°F) | 18 mm (0.7 inches) | 75% | high |
| May Weather | 15°C (59°F) | 31 mm (1.2 inches) | 51% | high |
| June Weather | 19°C (67°F) | 46 mm (1.8 inches) | 39% | high |
| July Weather | 21°C (70°F) | 51 mm (2.0 inches) | 44% | high |
| August Weather | 19°C (67°F) | 38 mm (1.5 inches) | 51% | high |
| September Weather | 12°C (54°F) | 39 mm (1.5 inches) | 61% | moderate |
| October Weather | 5°C (41°F) | 31 mm (1.2 inches) | 78% | moderate |
| November Weather | -5°C (23°F) | 28 mm (1.1 inches) | 84% | low |
| December Weather | -12°C (10°F) | 28 mm (1.1 inches) | 93% | low |