September Weather in Orem, United States

Last updated: June 24, 2025

In Orem, United States, the average temperature in September is a pleasant 19°C (66°F). However, temperatures can vary significantly, with minimums dipping as low as -1°C (30°F) and soaring to maximums of 35°C (96°F). During this month, expect about 23 mm (0.9 in) of precipitation over 3 days, with an average humidity of 46%. Stay prepared for a mix of weather while enjoying the mild climate!

September Temperature in Orem

In September in Orem, the average temperature is 19°C (66°F). Maximums can reach 35°C (96°F), and minimums can drop as low as -1°C (30°F). This variety in temperatures makes Orem an exciting destination for travelers looking to experience both warm days and cool evenings.

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

The chart illustrates September temperature patterns in Orem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orem, September typically has an average temperature of 19°C (66°F), with highs reaching up to 35°C (96°F) and lows dropping to around -1°C (30°F).

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

September Precipitation in Orem

In Orem in September, the precipitation amount is 23 mm (0.9 in) over the course of 3 days.

September Precipitation Trends in Orem

The chart displays monthly precipitation patterns in Orem, 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 Orem, September typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 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 Orem

In Orem in September humidity is 46%. With an average temperature of 19°C (66°F), this humidity feels like a refreshing embrace, making it comfortable for traveling as long as you're prepared for occasional warmth and a gentle stickiness in the air.

September Average Humidity in Orem

This chart illustrates the average monthly humidity levels in Orem, 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 Orem is approximately 46%, 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 Orem

In Orem in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Orem.

Maximum UV Index Levels in Orem for September

The chart shows the monthly maximum UV Index (UVI) for Orem 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 Orem typically reaches 9, which falls under the very high exposure category.

Data source: Orem 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 Orem Compares to Other Months

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

This table compares monthly weather conditions in Orem, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	57 mm (2.2 inches)	91%	moderate
February Weather	-2°C (29°F)	60 mm (2.4 inches)	92%	high
March Weather	3°C (37°F)	57 mm (2.2 inches)	84%	very high
April Weather	7°C (45°F)	49 mm (1.9 inches)	74%	extreme
May Weather	13°C (56°F)	41 mm (1.6 inches)	62%	extreme
June Weather	21°C (70°F)	10 mm (0.4 inches)	56%	extreme
July Weather	25°C (78°F)	9 mm (0.4 inches)	44%	extreme
August Weather	24°C (76°F)	12 mm (0.5 inches)	37%	extreme
September Weather	19°C (66°F)	23 mm (0.9 inches)	46%	very high
October Weather	9°C (48°F)	34 mm (1.4 inches)	67%	high
November Weather	3°C (38°F)	33 mm (1.3 inches)	84%	moderate
December Weather	-3°C (26°F)	50 mm (2.0 inches)	88%	moderate