Last updated: August 23, 2025
In September, the average temperature in Kuusalu, Estonia hovers around 13°C (55°F), with a temperature range that can dip to a chilly 2°C (36°F) and soar to a pleasant 24°C (75°F). Be prepared for some rainfall, as the area experiences an average precipitation of 81 mm (3.2 in) over about 15 days. Don't forget your umbrella, as the average humidity levels can reach a high 89%!
In September in Kuusalu, the average temperature is 13°C (55°F). The maximum can reach 24°C (75°F), and the minimum can be as low as 2°C (36°F). Packing layers would be ideal for travelers, as you can experience both warm and cool temperatures throughout the day.
In Kuusalu in September, the precipitation amount is 81 mm (3.2 in) spread over the course of 15 days.
In Kuusalu in September humidity is 89%. With an average temperature of 13°C (55°F), this humidity feels like a thick, damp blanket enveloping you, making every step feel heavier and each breath a bit more laborious for traveling.
In Kuusalu 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 Kuusalu for better planning.
UV Risk Categories
Weather in Kuusalu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kuusalu, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -2°C (29°F) | 43 mm (1.7 inches) | 95% | low |
February Weather | -2°C (28°F) | 48 mm (1.9 inches) | 93% | low |
March Weather | 0°C (32°F) | 46 mm (1.8 inches) | 90% | moderate |
April Weather | 4°C (40°F) | 46 mm (1.8 inches) | 87% | moderate |
May Weather | 10°C (49°F) | 55 mm (2.2 inches) | 73% | moderate |
June Weather | 16°C (60°F) | 57 mm (2.2 inches) | 77% | high |
July Weather | 18°C (64°F) | 73 mm (2.9 inches) | 80% | high |
August Weather | 17°C (62°F) | 100 mm (4.0 inches) | 84% | moderate |
September Weather | 13°C (55°F) | 81 mm (3.2 inches) | 89% | moderate |
October Weather | 8°C (46°F) | 97 mm (3.8 inches) | 92% | low |
November Weather | 4°C (39°F) | 59 mm (2.3 inches) | 93% | low |
December Weather | -1°C (31°F) | 59 mm (2.3 inches) | 93% | low |