September Weather in Belcourt, United States

Last updated: June 24, 2025

In Belcourt, United States, the average temperature in September hovers around 13°C (56°F), providing a pleasant atmosphere for various activities. However, be prepared for a temperature range that can dip to a chilly -2°C (28°F) at its lowest and peak at a warm 30°C (87°F). During this month, expect about 73 mm (2.9 in) of precipitation spread over 9 days, contributing to an average humidity level of 73%.

September Temperature in Belcourt

In September in Belcourt, the average temperature is 13°C (56°F), with maximums reaching up to 30°C (87°F) and minimums dropping as low as -2°C (28°F). Travelers should be prepared for a wide range of temperatures, making layering and versatile clothing essential.

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

The chart illustrates September temperature patterns in Belcourt, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belcourt, September typically has an average temperature of 13°C (56°F), with highs reaching up to 30°C (87°F) and lows dropping to around -2°C (28°F).

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

September Precipitation in Belcourt

In Belcourt in September, the precipitation amount is 73 mm (2.9 in), occurring over the course of 9 days.

September Precipitation Trends in Belcourt

The chart displays monthly precipitation patterns in Belcourt, 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 Belcourt, September typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 9 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 Belcourt

In Belcourt in September humidity is 73%. With an average temperature of 13°C (56°F), this humidity feels like a cool, damp embrace that can be quite refreshing yet may require a light jacket for comfort while exploring the outdoors.

September Average Humidity in Belcourt

This chart illustrates the average monthly humidity levels in Belcourt, 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 Belcourt is approximately 73%, 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 Belcourt

In Belcourt in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Belcourt.

Maximum UV Index Levels in Belcourt for September

The chart shows the monthly maximum UV Index (UVI) for Belcourt 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 Belcourt typically reaches 7, which falls under the high exposure category.

Data source: Belcourt 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 Belcourt Compares to Other Months

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

This table compares monthly weather conditions in Belcourt, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (8°F)	14 mm (0.6 inches)	92%	low
February Weather	-15°C (5°F)	16 mm (0.6 inches)	90%	moderate
March Weather	-5°C (24°F)	24 mm (1.0 inches)	88%	moderate
April Weather	2°C (36°F)	23 mm (0.9 inches)	81%	very high
May Weather	11°C (53°F)	40 mm (1.6 inches)	74%	very high
June Weather	18°C (65°F)	81 mm (3.2 inches)	72%	very high
July Weather	20°C (69°F)	63 mm (2.5 inches)	74%	very high
August Weather	18°C (65°F)	70 mm (2.8 inches)	76%	very high
September Weather	13°C (56°F)	73 mm (2.9 inches)	73%	high
October Weather	4°C (40°F)	47 mm (1.9 inches)	76%	moderate
November Weather	-4°C (24°F)	26 mm (1.0 inches)	86%	low
December Weather	-10°C (15°F)	22 mm (0.9 inches)	91%	low