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September Weather in Terrak, Norway

Last updated: August 27, 2025

In September, the average temperature in Terrak, Norway is a comfortable 10°C (50°F). However, temperatures can vary, with a minimum of 1°C (34°F) and a pleasant maximum of 20°C (68°F). Expect some rain, as the area receives about 224 mm (8.8 in) of precipitation over 19 days. To add to the ambience, the average humidity sits at a high 84%, creating a unique atmosphere throughout the month.

September Temperature in Terrak

In September in Terrak, the average temperature is 10°C (50°F). Maximum can reach 20°C (68°F) and minimum can be as low as 1°C (34°F). Be prepared for a mix of mild days and chilly nights when traveling during this time.

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

The chart illustrates September temperature patterns in Terrak, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Terrak, September typically has an average temperature of 10°C (50°F), with highs reaching up to 20°C (68°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec282630374555585650413430
Data source: Temperature data for Terrak 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 Terrak

In Terrak in September, the precipitation amount is 224 mm (8.8 in) during a total of 19 days.

September Precipitation Trends in Terrak

The chart displays monthly precipitation patterns in Terrak, 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 Terrak, September typically receives around 224 mm (8.8 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec18612720214989134112174224182152153
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Terrak

In Terrak in September, humidity is 84%. With an average temperature of 10°C (50°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less comfortable and prompting travelers to seek refuge in cozy, warm cafes or indoor attractions.

September Average Humidity in Terrak

This chart illustrates the average monthly humidity levels in Terrak, 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 Terrak is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%80%75%78%79%81%84%87%86%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Terrak

In Terrak 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 Terrak, you can check the information here.

Maximum UV Index Levels in Terrak for September

The chart shows the monthly maximum UV Index (UVI) for Terrak 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 Terrak typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112456643211
Data source: Terrak 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 Terrak Compares to Other Months

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

This table compares monthly weather conditions in Terrak, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)186 mm (7.3 inches)86%low
February Weather-3°C (26°F)127 mm (5.0 inches)84%low
March Weather-1°C (31°F)202 mm (8.0 inches)83%low
April Weather3°C (37°F)149 mm (5.8 inches)80%moderate
May Weather7°C (46°F)89 mm (3.5 inches)75%moderate
June Weather13°C (55°F)134 mm (5.3 inches)78%high
July Weather15°C (59°F)112 mm (4.4 inches)79%high
August Weather13°C (56°F)174 mm (6.8 inches)81%moderate
September Weather10°C (50°F)224 mm (8.8 inches)84%moderate
October Weather5°C (42°F)182 mm (7.2 inches)87%low
November Weather1°C (34°F)152 mm (6.0 inches)86%low
December Weather-1°C (30°F)153 mm (6.0 inches)85%low

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