nomadseason

September Weather in Hamar, Norway

Last updated: August 27, 2025

In September, the average temperature in Hamar, Norway hovers around 11°C (52°F), with a minimum dropping to 1°C (34°F) and a maximum reaching 24°C (76°F). Expect approximately 85 mm (3.4 in) of precipitation spread over 12 days, accompanied by an average humidity of 91%. This delightful blend of conditions makes for an intriguing atmospheric experience!

September Temperature in Hamar

In September in Hamar, the average temperature is 11°C (52°F). The maximum can reach 24°C (76°F), while the minimum can dip as low as 1°C (34°F). It’s advisable to pack layers to stay comfortable during your travels.

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

The chart illustrates September temperature patterns in Hamar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamar, September typically has an average temperature of 11°C (52°F), with highs reaching up to 24°C (76°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec232431384959615852423427
Data source: Temperature data for Hamar generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Hamar

In Hamar in September, the precipitation amount is 85 mm (3.4 in) over the course of 12 days.

September Precipitation Trends in Hamar

The chart displays monthly precipitation patterns in Hamar, 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 Hamar, September typically receives around 85 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec49475137858084100851058585
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Hamar

In Hamar in September, humidity is 91%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers and plan for cozy indoor activities rather than lengthy outdoor explorations.

September Average Humidity in Hamar

This chart illustrates the average monthly humidity levels in Hamar, 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 Hamar is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%95%92%88%84%82%82%87%91%95%97%98%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hamar

In Hamar 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 Hamar for better planning.

Maximum UV Index Levels in Hamar for September

The chart shows the monthly maximum UV Index (UVI) for Hamar 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 Hamar typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Hamar 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 Hamar Compares to Other Months

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

This table compares monthly weather conditions in Hamar, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)49 mm (1.9 inches)98%low
February Weather-4°C (25°F)47 mm (1.8 inches)95%low
March Weather0°C (31°F)51 mm (2.0 inches)92%moderate
April Weather4°C (39°F)37 mm (1.5 inches)88%moderate
May Weather9°C (49°F)85 mm (3.3 inches)84%moderate
June Weather15°C (59°F)80 mm (3.1 inches)82%high
July Weather16°C (61°F)84 mm (3.3 inches)82%high
August Weather15°C (59°F)100 mm (3.9 inches)87%moderate
September Weather11°C (52°F)85 mm (3.4 inches)91%moderate
October Weather6°C (43°F)105 mm (4.1 inches)95%low
November Weather1°C (35°F)85 mm (3.3 inches)97%low
December Weather-3°C (27°F)85 mm (3.3 inches)98%low

Compare Hamar's Climate with Cities Worldwide