Last updated: August 23, 2025
In September, the average temperature in Kohtla-Nomme, Estonia is a mild 12°C (54°F), with variations that can range from a chilly 1°C (34°F) to a pleasant 25°C (78°F). During this time, expect 65 mm (2.5 in) of precipitation spread over approximately 13 days. With an average humidity of 89%, it's advisable to be prepared for a damp atmosphere.
In September in Kohtla-Nomme, the average temperature is 12°C (54°F). Maximums can reach 25°C (78°F), while minimums can dip down to 1°C (34°F). This mild weather makes it an ideal time for sightseeing and outdoor activities.
In Kohtla-Nomme in September, the total precipitation amount is 65 mm (2.5 in) over a span of 13 days.
In Kohtla-Nomme 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 Kohtla-Nomme 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 Kohtla-Nomme for better planning.
UV Risk Categories
Weather in Kohtla-Nomme varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kohtla-Nomme, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (28°F) | 42 mm (1.7 inches) | 95% | low |
| February Weather | -3°C (27°F) | 45 mm (1.8 inches) | 93% | low |
| March Weather | 0°C (31°F) | 45 mm (1.8 inches) | 90% | moderate |
| April Weather | 4°C (40°F) | 50 mm (1.9 inches) | 87% | moderate |
| May Weather | 11°C (51°F) | 63 mm (2.5 inches) | 73% | moderate |
| June Weather | 17°C (62°F) | 58 mm (2.3 inches) | 77% | high |
| July Weather | 18°C (65°F) | 72 mm (2.8 inches) | 80% | high |
| August Weather | 17°C (62°F) | 83 mm (3.2 inches) | 84% | high |
| September Weather | 12°C (54°F) | 65 mm (2.5 inches) | 89% | moderate |
| October Weather | 7°C (45°F) | 74 mm (2.9 inches) | 92% | low |
| November Weather | 3°C (38°F) | 53 mm (2.1 inches) | 93% | low |
| December Weather | -2°C (29°F) | 59 mm (2.3 inches) | 93% | low |