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September Weather in Tennevoll, Norway

Last updated: August 27, 2025

In Tennevoll, Norway, the average temperature in September hovers around 7°C (45°F), with a minimum dipping to -6°C (22°F) and a maximum rising to 20°C (68°F). Expect significant precipitation, averaging 151 mm (6.0 in) over 17 days. The air is notably humid, with an average humidity level of 91%, creating a distinct atmosphere during this month.

September Temperature in Tennevoll

In September in Tennevoll, the average temperature is 7°C (45°F). Maximums can reach 20°C (68°F), while minimums can dip as low as -6°C (22°F). This climate offers a mix of mild days and chilly nights, making it essential to pack layers for your travels.

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

The chart illustrates September temperature patterns in Tennevoll, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tennevoll, September typically has an average temperature of 7°C (45°F), with highs reaching up to 20°C (68°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec222025303646545245352823
Data source: Temperature data for Tennevoll 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 Tennevoll

In Tennevoll in September, the precipitation amount reaches 151 mm (6.0 in) over a span of 17 days.

September Precipitation Trends in Tennevoll

The chart displays monthly precipitation patterns in Tennevoll, 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 Tennevoll, September typically receives around 151 mm (6.0 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec11913116412198147126149152118123112
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tennevoll

In Tennevoll in September humidity is 91%. With an average temperature of 7°C (45°F), this humidity feels like a thick blanket wrapping around you, making it difficult to stay comfortable while traveling.

September Average Humidity in Tennevoll

This chart illustrates the average monthly humidity levels in Tennevoll, 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 Tennevoll 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 Tennevoll

In Tennevoll in September, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Tennevoll, you can check the information here.

Maximum UV Index Levels in Tennevoll for September

The chart shows the monthly maximum UV Index (UVI) for Tennevoll 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 Tennevoll typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112345543110
Data source: Tennevoll 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 Tennevoll Compares to Other Months

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

This table compares monthly weather conditions in Tennevoll, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)119 mm (4.7 inches)95%low
February Weather-6°C (21°F)131 mm (5.2 inches)93%low
March Weather-4°C (25°F)164 mm (6.4 inches)91%low
April Weather-1°C (31°F)121 mm (4.7 inches)89%moderate
May Weather2°C (37°F)98 mm (3.9 inches)83%moderate
June Weather8°C (47°F)147 mm (5.8 inches)84%moderate
July Weather12°C (54°F)126 mm (5.0 inches)85%moderate
August Weather11°C (52°F)149 mm (5.9 inches)88%moderate
September Weather7°C (45°F)151 mm (6.0 inches)91%moderate
October Weather2°C (35°F)118 mm (4.7 inches)92%low
November Weather-2°C (29°F)123 mm (4.9 inches)92%low
December Weather-5°C (23°F)112 mm (4.4 inches)94%low

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