South Salt Lake

Sublette County, Utah, United States

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Current Weather

Clear

Feels Like: 15°

Min:

Max: 29°

The next few hours will be overcast, with today reaching 29°C and dropping to 20°C. The coming days will be mostly cloudy throughout the day.

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Hourly Forecast

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Today
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Daylight Hours

07:14

Sunrise

19:29

Sunset

12 hours 15 minutes of sunlight today

Moon

Waxing Crescent

12:10

Moonrise

21:05

Moonset

Daily Forecast

Today

29°

Wednesday

20°
25°

Thursday

20°
26°

Friday

17°
24°

Saturday

16°
26°

Sunday

17°
24°

Monday

15°
21°

Tuesday

13°
21°

Wednesday

14°
23°

Thursday

13°
19°

Air Quality Data Available

Upgrade to access real-time air quality data for South Salt Lake.

UV Index

No protection needed
0 Low
Low Extreme

Humidity

38% Dry
Low High

Weather in South Salt Lake today, September 15, 2026

South Salt Lake stays under cloudy skies on September 15, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. Expect a grey start, with morning cloud around 100% by 07:00. Outdoor plans early on should not rely on bright skies.

The day peaks near 29°C and cools toward 8°C. The air stays humid, with relative humidity between 14% and 96% and the peak around 23:00. Winds stay light, near 4.8 km/h by 14:00, so the day feels still more than breezy.

Expect persistent cloud later on, with amounts around 100% by 12:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 15.9 km on average, though it can drop toward 12.7 km in thicker cloud or showers. Daylight runs from 07:14 to 19:29, lasting 12 hours 15 minutes of sunlight today.

In short, cloud leads the story in South Salt Lake on September 15, 2026; expect limited sun and a peak around 29°C.

Frequently asked questions about weather in South Salt Lake

How warm does it get in South Salt Lake?

The warmest month in South Salt Lake is July, with average high temperatures of 34°C. The average temperature during this period is around 27°C.

How cold does it get in South Salt Lake?

The coldest month in South Salt Lake is January, with average low temperatures of -5°C. The average temperature during this period is around -1°C.

What is the wettest time of year in South Salt Lake?

The wettest month in South Salt Lake is March, with an average of 65mm of precipitation.

What is the driest time of year in South Salt Lake?

The driest month in South Salt Lake is July, with an average of 7mm of precipitation.

View full climate insights for South Salt Lake →

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Metric (°C, km/h)