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September Weather in Straume, Norway

Last updated: August 27, 2025

In September, the average temperature in Straume, Norway hovers around 13°C (56°F). You can expect chilly minimums of 6°C (44°F) and pleasant maximums reaching up to 20°C (68°F). However, prepare for considerable precipitation, as 281 mm (11.1 in) is likely to fall over about 19 days. With an average humidity level of 87%, expect a damp atmosphere that keeps the air feeling brisk.

September Temperature in Straume

In September in Straume, the average temperature is 13°C (56°F). Maximum temperatures can reach 20°C (68°F), while the minimum can dip as low as 6°C (44°F). Be sure to pack a mix of layers to stay comfortable while exploring!

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

The chart illustrates September temperature patterns in Straume, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Straume, September typically has an average temperature of 13°C (56°F), with highs reaching up to 20°C (68°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec393840434855585955504541
Data source: Temperature data for Straume 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 Straume

In Straume in September, the precipitation amount is 281 mm (11.1 in) spread over 19 days, indicating a significant level of rainfall during that period.

September Precipitation Trends in Straume

The chart displays monthly precipitation patterns in Straume, 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 Straume, September typically receives around 281 mm (11.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec18518417210773129124223281350244258
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Straume

In Straume in September humidity is 87%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it challenging to explore comfortably.

September Average Humidity in Straume

This chart illustrates the average monthly humidity levels in Straume, 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 Straume is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%82%83%83%85%85%89%87%87%86%85%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Straume

In Straume 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 Straume for better planning.

Maximum UV Index Levels in Straume for September

The chart shows the monthly maximum UV Index (UVI) for Straume 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 Straume typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457654211
Data source: Straume 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 Straume Compares to Other Months

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

This table compares monthly weather conditions in Straume, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)185 mm (7.3 inches)82%low
February Weather3°C (38°F)184 mm (7.3 inches)82%low
March Weather4°C (40°F)172 mm (6.8 inches)83%moderate
April Weather6°C (43°F)107 mm (4.2 inches)83%moderate
May Weather9°C (49°F)73 mm (2.9 inches)85%moderate
June Weather13°C (56°F)129 mm (5.1 inches)85%high
July Weather14°C (58°F)124 mm (4.9 inches)89%high
August Weather15°C (59°F)223 mm (8.8 inches)87%moderate
September Weather13°C (56°F)281 mm (11.1 inches)87%moderate
October Weather10°C (50°F)350 mm (13.8 inches)86%low
November Weather7°C (45°F)244 mm (9.6 inches)85%low
December Weather5°C (41°F)258 mm (10.2 inches)79%low

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