nomadseason

September Weather in Provo, United States

Last updated: June 24, 2025

In Provo, 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 Provo

In September in Provo, 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 Provo an exciting destination for travelers looking to experience both warm days and cool evenings.

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

The chart illustrates September temperature patterns in Provo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Provo, 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).
JanFebMarAprMayJunJulAugSepOctNovDec252937455670787565483826
Data source: Temperature data for Provo generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Provo

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

September Precipitation Trends in Provo

The chart displays monthly precipitation patterns in Provo, 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 Provo, September typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec57605749411091323343350
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Provo

In Provo 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 Provo

This chart illustrates the average monthly humidity levels in Provo, 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 Provo is approximately 46%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%92%84%75%62%56%44%37%46%67%84%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Provo

In Provo 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 Provo.

Maximum UV Index Levels in Provo for September

The chart shows the monthly maximum UV Index (UVI) for Provo 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 Provo typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46911111212119753
Data source: Provo 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 Provo Compares to Other Months

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

This table compares monthly weather conditions in Provo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
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 Weather3°C (37°F)57 mm (2.2 inches)84%very high
April Weather7°C (45°F)49 mm (1.9 inches)74%extreme
May Weather13°C (56°F)41 mm (1.6 inches)62%extreme
June Weather21°C (70°F)10 mm (0.4 inches)56%extreme
July Weather25°C (78°F)9 mm (0.4 inches)44%extreme
August Weather24°C (76°F)12 mm (0.5 inches)37%extreme
September Weather19°C (66°F)23 mm (0.9 inches)46%very high
October Weather9°C (48°F)34 mm (1.4 inches)67%high
November Weather3°C (38°F)33 mm (1.3 inches)84%moderate
December Weather-3°C (26°F)50 mm (2.0 inches)88%moderate

Compare Provo's Climate with Cities Worldwide