September Weather in Kristiansund, Norway

Last updated: August 27, 2025

In September, the average temperature in Kristiansund, Norway is a comfortable 12°C (53°F), with daytime highs reaching up to 19°C (67°F) and nighttime lows dipping to 5°C (41°F). Be prepared for some rain, as this month sees 239 mm (9.4 in) of precipitation spread over about 20 days, contributing to a high average humidity of 89%.

September Temperature in Kristiansund

In September in Kristiansund, the average temperature is 12°C (53°F), with maximums reaching up to 19°C (67°F) and minimums dropping as low as 5°C (41°F). This mild climate makes it a delightful time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Kristiansund, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kristiansund, September typically has an average temperature of 12°C (53°F), with highs reaching up to 19°C (67°F) and lows dropping to around 5°C (41°F).

Data source: Temperature data for Kristiansund generated using information from the Copernicus Climate Change Service.

September Precipitation in Kristiansund

In Kristiansund in September, the precipitation amount is 239 mm (9.4 in) recorded over a span of 20 days.

September Precipitation Trends in Kristiansund

The chart displays monthly precipitation patterns in Kristiansund, 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 Kristiansund, September typically receives around 239 mm (9.4 inches) of precipitation spread over approximately 20 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Kristiansund

In Kristiansund in September humidity is 89%. With an average temperature of 12°C (53°F), this humidity feels like a chilly dampness that clings to your skin and can make outdoor activities quite uncomfortable for traveling.

September Average Humidity in Kristiansund

This chart illustrates the average monthly humidity levels in Kristiansund, 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 Kristiansund is approximately 89%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kristiansund

In Kristiansund 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 Kristiansund for better planning.

Maximum UV Index Levels in Kristiansund for September

The chart shows the monthly maximum UV Index (UVI) for Kristiansund 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 Kristiansund typically reaches 4, which falls under the moderate exposure category.

Data source: Kristiansund 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 Kristiansund Compares to Other Months

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

This table compares monthly weather conditions in Kristiansund, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (35°F)	154 mm (6.1 inches)	93%	low
February Weather	1°C (34°F)	128 mm (5.1 inches)	92%	low
March Weather	2°C (37°F)	152 mm (6.0 inches)	89%	low
April Weather	5°C (40°F)	151 mm (6.0 inches)	84%	moderate
May Weather	8°C (47°F)	105 mm (4.1 inches)	81%	moderate
June Weather	12°C (54°F)	102 mm (4.0 inches)	81%	high
July Weather	14°C (57°F)	118 mm (4.6 inches)	81%	high
August Weather	14°C (57°F)	148 mm (5.8 inches)	87%	moderate
September Weather	12°C (53°F)	239 mm (9.4 inches)	89%	moderate
October Weather	8°C (47°F)	258 mm (10.2 inches)	91%	low
November Weather	4°C (40°F)	164 mm (6.5 inches)	92%	low
December Weather	2°C (36°F)	180 mm (7.1 inches)	94%	low