September Weather in Birketveit, Norway

Last updated: August 27, 2025

In September, the average temperature in Birketveit, Norway is a mild 11°C (53°F), making it a pleasant time to visit. Expect temperatures to range from a cool 1°C (35°F) to a warm 24°C (75°F). With about 156 mm (6.1 in) of precipitation over 15 days, it's wise to pack an umbrella. Additionally, the average humidity hovers around a high 86%, adding to the ambiance of this captivating locale.

September Temperature in Birketveit

In September in Birketveit, the average temperature is 11°C (53°F), with maximums reaching 24°C (75°F) and minimums dropping as low as 1°C (35°F). This varied climate makes it a great time for travelers to enjoy outdoor activities while packing layers to stay comfortable throughout the day.

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

The chart illustrates September temperature patterns in Birketveit, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Birketveit, September typically has an average temperature of 11°C (53°F), with highs reaching up to 24°C (75°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Birketveit

In Birketveit in September, the total precipitation amount is 156 mm (6.1 in) distributed over 15 days.

September Precipitation Trends in Birketveit

The chart displays monthly precipitation patterns in Birketveit, 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 Birketveit, September typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 15 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Birketveit

In Birketveit in September, humidity is 86%. With an average temperature of 11°C (53°F), this humidity feels like a heavy blanket that dampens the air, making traveling uncomfortable and a bit stifling.

September Average Humidity in Birketveit

This chart illustrates the average monthly humidity levels in Birketveit, 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 Birketveit is approximately 86%, 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 Birketveit

In Birketveit 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 Birketveit for better planning.

Maximum UV Index Levels in Birketveit for September

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

Data source: Birketveit 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 Birketveit Compares to Other Months

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

This table compares monthly weather conditions in Birketveit, 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 (31°F)	101 mm (4.0 inches)	93%	low
February Weather	-1°C (30°F)	123 mm (4.8 inches)	91%	low
March Weather	1°C (34°F)	115 mm (4.5 inches)	88%	moderate
April Weather	5°C (41°F)	46 mm (1.8 inches)	83%	moderate
May Weather	10°C (50°F)	103 mm (4.1 inches)	75%	high
June Weather	15°C (59°F)	116 mm (4.6 inches)	74%	high
July Weather	16°C (61°F)	139 mm (5.5 inches)	74%	high
August Weather	15°C (58°F)	132 mm (5.2 inches)	78%	high
September Weather	11°C (53°F)	156 mm (6.1 inches)	86%	moderate
October Weather	7°C (45°F)	197 mm (7.7 inches)	92%	low
November Weather	3°C (38°F)	149 mm (5.9 inches)	92%	low
December Weather	0°C (33°F)	187 mm (7.4 inches)	92%	low