September Weather in Sutton-Alpine, United States

Last updated: June 24, 2025

The average temperature in Sutton-Alpine, United States for September hovers around 6°C (42°F). Visitors can expect minimums as low as -11°C (13°F) and highs reaching 17°C (62°F). With an average precipitation of 91 mm (3.6 in) spread across 16 days, you’ll want to be prepared for some rain. The month is also marked by high humidity, averaging a steamy 96%.

September Temperature in Sutton-Alpine

In September in Sutton-Alpine, the average temperature is 6°C (42°F), with maximums reaching 17°C (62°F) and minimums dropping as low as -11°C (13°F). Travelers should be prepared for a wide range of temperatures and dress accordingly to ensure comfort during their visit.

September Weather in Sutton-Alpine: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sutton-Alpine, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sutton-Alpine, September typically has an average temperature of 6°C (42°F), with highs reaching up to 17°C (62°F) and lows dropping to around -11°C (13°F).

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

September Precipitation in Sutton-Alpine

In Sutton-Alpine in September, the total precipitation amount is 91 mm (3.6 in) spread over 16 days.

September Precipitation Trends in Sutton-Alpine

The chart displays monthly precipitation patterns in Sutton-Alpine, 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 Sutton-Alpine, September typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 16 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 Sutton-Alpine

In Sutton-Alpine in September, humidity is 96%. With an average temperature of 6°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

September Average Humidity in Sutton-Alpine

This chart illustrates the average monthly humidity levels in Sutton-Alpine, 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 Sutton-Alpine is approximately 96%, 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 Sutton-Alpine

In Sutton-Alpine 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 Sutton-Alpine for better planning.

Maximum UV Index Levels in Sutton-Alpine for September

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

Data source: Sutton-Alpine 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 Sutton-Alpine Compares to Other Months

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

This table compares monthly weather conditions in Sutton-Alpine, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-14°C (8°F)	45 mm (1.8 inches)	94%	low
February Weather	-12°C (11°F)	54 mm (2.1 inches)	93%	low
March Weather	-9°C (16°F)	47 mm (1.8 inches)	91%	moderate
April Weather	-2°C (29°F)	43 mm (1.7 inches)	85%	moderate
May Weather	4°C (40°F)	79 mm (3.1 inches)	88%	high
June Weather	9°C (49°F)	123 mm (4.8 inches)	95%	high
July Weather	12°C (54°F)	112 mm (4.4 inches)	102%	high
August Weather	10°C (50°F)	144 mm (5.7 inches)	100%	moderate
September Weather	6°C (42°F)	91 mm (3.6 inches)	96%	moderate
October Weather	-1°C (30°F)	114 mm (4.5 inches)	91%	low
November Weather	-10°C (14°F)	65 mm (2.6 inches)	95%	low
December Weather	-11°C (13°F)	87 mm (3.4 inches)	96%	low