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September Weather in Gryllefjord, Norway

Last updated: August 27, 2025

In Gryllefjord, Norway, the average temperature in September hovers around 9°C (49°F), with a minimum of 1°C (35°F) and a maximum of 19°C (66°F). Expect 131 mm (5.1 in) of precipitation spread over 18 days, contributing to the area's average humidity of 88%. Be prepared for a mix of chilly and damp days!

September Temperature in Gryllefjord

In September in Gryllefjord, the average temperature is 9°C (49°F). Maximum temperatures can reach 19°C (66°F), while the minimum can drop to as low as 1°C (35°F). This mild climate makes Gryllefjord an ideal destination for travelers looking to explore without extreme weather conditions.

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

The chart illustrates September temperature patterns in Gryllefjord, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gryllefjord, September typically has an average temperature of 9°C (49°F), with highs reaching up to 19°C (66°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec292830354249545449413732
Data source: Temperature data for Gryllefjord 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 Gryllefjord

In Gryllefjord in September, the total precipitation amount reaches 131 mm (5.1 in) over the course of 18 days.

September Precipitation Trends in Gryllefjord

The chart displays monthly precipitation patterns in Gryllefjord, 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 Gryllefjord, September typically receives around 131 mm (5.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec1091061381047710082107131108129105
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gryllefjord

In Gryllefjord in September, humidity is 88%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to stay warm and dry.

September Average Humidity in Gryllefjord

This chart illustrates the average monthly humidity levels in Gryllefjord, 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 Gryllefjord is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%85%83%77%82%83%84%88%88%87%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gryllefjord

In Gryllefjord 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 Gryllefjord, you can visit Hourly UV Index in Gryllefjord.

Maximum UV Index Levels in Gryllefjord for September

The chart shows the monthly maximum UV Index (UVI) for Gryllefjord 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 Gryllefjord typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112345542110
Data source: Gryllefjord 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 Gryllefjord Compares to Other Months

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

This table compares monthly weather conditions in Gryllefjord, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)109 mm (4.3 inches)89%low
February Weather-2°C (28°F)106 mm (4.2 inches)88%low
March Weather-1°C (31°F)138 mm (5.4 inches)85%low
April Weather2°C (35°F)104 mm (4.1 inches)83%moderate
May Weather5°C (42°F)77 mm (3.0 inches)77%moderate
June Weather9°C (49°F)100 mm (3.9 inches)82%moderate
July Weather12°C (54°F)82 mm (3.2 inches)83%moderate
August Weather12°C (54°F)107 mm (4.2 inches)84%moderate
September Weather9°C (49°F)131 mm (5.1 inches)88%low
October Weather5°C (41°F)108 mm (4.3 inches)88%low
November Weather3°C (37°F)129 mm (5.1 inches)87%low
December Weather0°C (32°F)105 mm (4.1 inches)87%low

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