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September Weather in Brostadbotn, Norway

Last updated: August 27, 2025

In Brostadbotn, Norway during September, the average temperature is a cool 8°C (46°F), with a minimum dipping to -2°C (29°F) and a pleasant maximum reaching 19°C (66°F). Expect significant precipitation of 157 mm (6.2 in) spread over 17 days, contributing to an average humidity of a high 91%.

September Temperature in Brostadbotn

In September in Brostadbotn, the average temperature is 8°C (46°F), with maximums reaching up to 19°C (66°F) and minimums dropping as low as -2°C (29°F). This mild yet variable weather makes it a great time for travelers to enjoy outdoor activities while being prepared for cooler temperatures.

September Weather in Brostadbotn: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Brostadbotn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brostadbotn, September typically has an average temperature of 8°C (46°F), with highs reaching up to 19°C (66°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec252327323848545246373126
Data source: Temperature data for Brostadbotn generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Brostadbotn

In Brostadbotn in September, the precipitation amount is 157 mm (6.2 in) spread over 17 days.

September Precipitation Trends in Brostadbotn

The chart displays monthly precipitation patterns in Brostadbotn, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Brostadbotn, September typically receives around 157 mm (6.2 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec11712816612098143123153157119132111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Brostadbotn

In Brostadbotn in September, humidity is 91%. With an average temperature of 8°C (46°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and leaving a chill that seeps into your bones, creating an atmosphere that is damp and heavy, perfect for cozy indoor explorations but challenging for leisurely travel.

September Average Humidity in Brostadbotn

This chart illustrates the average monthly humidity levels in Brostadbotn, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Brostadbotn is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%91%89%83%84%85%88%92%92%92%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Brostadbotn

In Brostadbotn in September, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Brostadbotn, you can visit Hourly UV Index in Brostadbotn.

Maximum UV Index Levels in Brostadbotn for September

The chart shows the monthly maximum UV Index (UVI) for Brostadbotn in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Brostadbotn typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112345542110
Data source: Brostadbotn September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Brostadbotn Compares to Other Months

Weather in Brostadbotn varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Brostadbotn, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Brostadbotn, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)117 mm (4.6 inches)95%low
February Weather-5°C (23°F)128 mm (5.1 inches)93%low
March Weather-3°C (27°F)166 mm (6.5 inches)91%low
April Weather0°C (32°F)120 mm (4.7 inches)89%moderate
May Weather3°C (38°F)98 mm (3.8 inches)83%moderate
June Weather9°C (48°F)143 mm (5.6 inches)84%moderate
July Weather12°C (54°F)123 mm (4.9 inches)85%moderate
August Weather11°C (53°F)153 mm (6.0 inches)88%moderate
September Weather8°C (46°F)157 mm (6.2 inches)91%low
October Weather3°C (38°F)119 mm (4.7 inches)92%low
November Weather0°C (32°F)132 mm (5.2 inches)92%low
December Weather-3°C (26°F)111 mm (4.4 inches)94%low

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