Salt Lake City
September
Weather in Salt Lake City for September 2025
Your guide to Salt Lake City weather in September - trends and predictions
In general, the average temperature in Salt Lake City 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.
Salt Lake City sees moderate rainfall in September, averaging 8 rainy days.
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22
Dry days
8
Rainy days
0
Snow days
27°/11°
Temperatures
19 km/h
Avg max wind
39 %
Avg humidity
Salt Lake City in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  33° | 2  31° | 3  29° | 4 24° | 5  27° | 6 31° | 7 32° |
| 8 31° | 9 31° | 10 30° | 11 31° | 12  23° | 13 25° | 14 27° |
| 15 28° | 16 27° | 17 24° | 18  24° | 19  26° | 20 26° | 21 21° |
| 22 21° | 23 21° | 24 25° | 25 31° | 26 30° | 27 29° | 28 27° |
| 29 30° | 30 24° |
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Temperatures trend during September in Salt Lake City
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 | 33° /16° | 8.1 mm | 8 | |
| Sept. 2 | Cloudy | 31° /16° | 2.5 mm | 7 | |
| Sept. 3 | Partly cloudy | 29° /16° | 3.6 mm | 7 | |
| Sept. 4 | Patchy light rain with thunder | 24° /13° | 1.1 mm | 6 | |
| Sept. 5 | Sunny | 27° /10° | 0 mm | 7 | |
| Sept. 6 | Sunny | 31° /13° | 0 mm | 8 | |
| Sept. 7 | Sunny | 32° /15° | 0 mm | 8 | |
| Sept. 8 | Sunny | 31° /15° | 0 mm | 8 | |
| Sept. 9 | Sunny | 31° /15° | 0.2 mm | 8 | |
| Sept. 10 | Sunny | 30° /15° | 0.6 mm | 7 | |
| Sept. 11 | Cloudy | 31° /13° | 0 mm | 7 | |
| Sept. 12 | Overcast | 23° /11° | 1.1 mm | 5 | |
| Sept. 13 | Cloudy | 25° /10° | 0 mm | 6 | |
| Sept. 14 | Sunny | 27° /12° | 0 mm | 7 | |
| Sept. 15 | Sunny | 28° /12° | 0.5 mm | 7 | |
| Sept. 16 | Sunny | 27° /12° | 0 mm | 7 | |
| Sept. 17 | Sunny | 24° /11° | 0 mm | 6 | |
| Sept. 18 | Patchy rain possible | 24° /11° | 0.4 mm | 6 | |
| Sept. 19 | Thundery outbreaks possible | 26° /9° | 0 mm | 6 | |
| Sept. 20 | Patchy rain possible | 26° /10° | 0.3 mm | 6 | |
| Sept. 21 | Patchy rain possible | 21° /9° | 0.6 mm | 5 | |
| Sept. 22 | Patchy light rain with thunder | 21° /8° | 2.9 mm | 5 | |
| Sept. 23 | Sunny | 21° /6° | 0 mm | 6 | |
| Sept. 24 | Cloudy | 25° /7° | 0 mm | 7 | |
| Sept. 25 | Sunny | 31° /8° | 0 mm | 8 | |
| Sept. 26 | Sunny | 30° /14° | 0 mm | 8 | |
| Sept. 27 | Sunny | 29° /11° | 0 mm | 8 | |
| Sept. 28 | Partly cloudy | 27° /10° | 0 mm | 7 | |
| Sept. 29 | Sunny | 30° /12° | 0 mm | 8 | |
| Sept. 30 | Overcast | 24° /12° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Salt Lake City 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 Salt Lake City forecast closer to your planned date for the most up-to-date weather information.
Salt Lake City in September - FAQ
What are the expected maximum and minimum temperatures in Salt Lake City 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 Salt Lake City during September?
In September, Salt Lake City 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 Salt Lake City during September?
The average wind speed in Salt Lake City during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Salt Lake City
Explore the daily rainfall trends and prepare for Salt Lake Citys September weather 💧
UV exposure in Salt Lake City during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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