Salt Lake City in August

In August, Salt Lake City averages 32°C (89°F) during the day and 18°C (64°F) at night, with around 7 days of rain (20 mm total).

Shoulder

Conditions are warm and beach-friendly. Occasional showers are likely but won't dominate.

It's peak hurricane season in Salt Lake City during August. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.

32°C
Avg high
18°C
Avg low
7
Rain days
20 mm
Rainfall

How August compares to the rest of the year in Salt Lake City

2nd
warmest month of the 12
11th
wettest month of the 12
4%
of yearly rainfall falls in August
13 h 49 min
daylight on the 15th

August is one of the warmest months in Salt Lake City (2nd of 12) and one of the driest months (11th of 12). Daytime temperature runs 14°C above the annual average (17°C). August runs 2°C cooler than July (34°C) and cools 5°C in September (26°C).

August sunrise & sunset in Salt Lake City

🌅
Sunrise (15th)
6:37 AM
🌇
Sunset (15th)
8:26 PM
Day length
13 h 49 min

Times shown for Salt Lake City local time (America/Denver), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Salt Lake City — August

Golden-hour and blue-hour windows for the 15th of August, in Salt Lake City's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:37 AM – 6:17 AM
🌄 Golden hour (AM)
6:17 AM – 7:17 AM
🌇 Golden hour (PM)
7:46 PM – 8:46 PM
🌆 Blue hour (PM)
8:46 PM – 9:26 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Salt Lake City.

📅 When to book — Salt Lake City in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Shoulder) and Salt Lake City's popularity.

✈ Flights — lead time
6-10 weeks
Sweet spot for value. Major fare-sales (US: Black Friday, EU: post-Easter) hit hardest in shoulder months for shoulder travel. ⚠ Peak hazard season — book flexible-change tickets and travel insurance with weather-disruption coverage.
🏨 Lodging — lead time
4-8 weeks
Lots of selection. Look for shoulder-season packages — many hotels add value (free breakfast, spa credit) to fill rooms.

Crowds & pricing — August in Salt Lake City

Shoulder

Salt Lake City is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.

Why this tier: Northern Hemisphere summer holidays peak hazard season (1 active)

Sun & mosquito risk — August in Salt Lake City

☀️ UV Index (noon, 15th)
11.2
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Salt Lake City in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 3°C / 38°F -5°C / 22°F 56 mm 14
February 6°C / 42°F -4°C / 25°F 48 mm 14
March 11°C / 52°F 0°C / 31°F 71 mm 15
April 16°C / 60°F 3°C / 37°F 72 mm 15
May 21°C / 70°F 8°C / 46°F 46 mm 16
June 29°C / 84°F 14°C / 57°F 18 mm 6
July 34°C / 93°F 20°C / 67°F 8 mm 7
August 32°C / 89°F 18°C / 64°F 20 mm 7
September 26°C / 79°F 13°C / 55°F 41 mm 8
October 18°C / 64°F 5°C / 42°F 39 mm 9
November 9°C / 49°F -1°C / 30°F 45 mm 11
December 3°C / 38°F -5°C / 22°F 62 mm 13

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Salt Lake City in August →

Frequently asked questions

How hot is Salt Lake City in August?

In August, Salt Lake City averages a high of 32°C (89°F) and a low of 18°C (64°F) — generally hot.

Does it rain a lot in Salt Lake City in August?

August sees occasional rain in Salt Lake City, with about 7 rainy days on average.

Is August a good time to visit Salt Lake City?

August is hot. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Salt Lake City in August?

Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full August packing list for Salt Lake City for a complete, climate-based checklist.

Open Salt Lake City on the interactive map

Check the live 10-day forecast and sunrise/sunset.