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Weather in Utah for September 2025

Your guide to Utah weather in September - trends and predictions
  • In general, the average temperature in Utah at the beginning of September is 29.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 28 °F by the end of September.

  • Utah sees moderate rainfall in September, averaging 8 rainy days.

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Average dry days
22
Dry days
Average rainy days
8
Rainy days
Average snowy days
0
Snow days
Average temperatures
27°/11°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
39 %
Avg humidity

Utah in September average weather

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Temperatures trend during September in Utah

See the weather trend as well as the moving average line

September weather day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Patchy light rain with thunder
Patchy light rain with thunder
33° /16° 8.1 mm 8
Sept. 2 Cloudy
Cloudy
31° /16° 2.5 mm 7
Sept. 3 Partly cloudy
Partly cloudy
29° /16° 3.6 mm 7
Sept. 4 Patchy light rain with thunder
Patchy light rain with thunder
24° /13° 1.1 mm 6
Sept. 5 Sunny
Sunny
27° /10° 0 mm 7
Sept. 6 Sunny
Sunny
31° /13° 0 mm 8
Sept. 7 Sunny
Sunny
32° /15° 0 mm 8
Sept. 8 Sunny
Sunny
31° /15° 0 mm 8
Sept. 9 Sunny
Sunny
31° /15° 0.2 mm 8
Sept. 10 Sunny
Sunny
30° /15° 0.6 mm 7
Sept. 11 Cloudy
Cloudy
31° /13° 0 mm 7
Sept. 12 Overcast
Overcast
23° /11° 1.1 mm 5
Sept. 13 Cloudy
Cloudy
25° /10° 0 mm 6
Sept. 14 Sunny
Sunny
27° /12° 0 mm 7
Sept. 15 Sunny
Sunny
28° /12° 0.5 mm 7
Sept. 16 Sunny
Sunny
27° /12° 0 mm 7
Sept. 17 Sunny
Sunny
24° /11° 0 mm 6
Sept. 18 Patchy rain possible
Patchy rain possible
24° /11° 0.4 mm 6
Sept. 19 Thundery outbreaks possible
Thundery outbreaks possible
26° /9° 0 mm 6
Sept. 20 Patchy rain possible
Patchy rain possible
26° /10° 0.3 mm 6
Sept. 21 Patchy rain possible
Patchy rain possible
21° /9° 0.6 mm 5
Sept. 22 Patchy light rain with thunder
Patchy light rain with thunder
21° /8° 2.9 mm 5
Sept. 23 Sunny
Sunny
21° /6° 0 mm 6
Sept. 24 Cloudy
Cloudy
25° /7° 0 mm 7
Sept. 25 Sunny
Sunny
31° /8° 0 mm 8
Sept. 26 Sunny
Sunny
30° /14° 0 mm 8
Sept. 27 Sunny
Sunny
29° /11° 0 mm 8
Sept. 28 Partly cloudy
Partly cloudy
27° /10° 0 mm 7
Sept. 29 Sunny
Sunny
30° /12° 0 mm 8
Sept. 30 Overcast
Overcast
24° /12° 0 mm 6
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Important Notice
Our weather forecast for Utah in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Utah forecast closer to your planned date for the most up-to-date weather information.

Utah in September - FAQ

What are the expected maximum and minimum temperatures in Utah during September?
Enjoy moderate daytime temperatures of up to 27° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Utah during September?
In September, Utah can expect light to moderate rainfall, totaling 36.3 mm across approximately 8 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Utah during September?
The average wind speed in Utah during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Utah

Explore the daily rainfall trends and prepare for Utahs September weather 💧

UV exposure in Utah during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Utah?

Get accurate weather forecasts for Utah, located at latitude 40.761 and longitude -111.891. Stay updated with localized weather information tailored for Utah.

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