Last updated: August 27, 2025
In September, the average temperature in Fossbergom, Norway hovers around 4°C (40°F). Expect a chilly range, with lows dipping to -8°C (18°F) and highs reaching up to 15°C (59°F). Prepare for wet days, as precipitation amounts can reach 108 mm (4.2 in) over 19 days, coupled with an average humidity of 92% that adds to the crispness in the air.
In September in Fossbergom, the average temperature is 4°C (40°F), with maximums reaching up to 15°C (59°F) and minimums dropping as low as -8°C (18°F). It's advisable to pack warm clothing and be prepared for chilly conditions if you're planning to travel during this time.
In Fossbergom in September, the precipitation amount is 108 mm (4.2 in), occurring over a span of 19 days.
In Fossbergom in September, humidity is 92%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor travel uncomfortable and necessitating extra layers to stay warm while navigating the misty streets.
In Fossbergom 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 Fossbergom for better planning.
UV Risk Categories
Weather in Fossbergom varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Fossbergom, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 74 mm (2.9 inches) | 99% | low |
| February Weather | -9°C (17°F) | 53 mm (2.1 inches) | 97% | low |
| March Weather | -7°C (20°F) | 65 mm (2.6 inches) | 94% | moderate |
| April Weather | -3°C (26°F) | 55 mm (2.2 inches) | 89% | moderate |
| May Weather | 1°C (34°F) | 57 mm (2.3 inches) | 85% | high |
| June Weather | 8°C (46°F) | 95 mm (3.7 inches) | 82% | high |
| July Weather | 10°C (50°F) | 109 mm (4.3 inches) | 84% | high |
| August Weather | 8°C (47°F) | 123 mm (4.9 inches) | 89% | moderate |
| September Weather | 4°C (40°F) | 108 mm (4.2 inches) | 92% | moderate |
| October Weather | -1°C (31°F) | 115 mm (4.5 inches) | 96% | moderate |
| November Weather | -5°C (23°F) | 82 mm (3.2 inches) | 97% | low |
| December Weather | -7°C (19°F) | 84 mm (3.3 inches) | 99% | low |