Salt Lake City, UT Climate & Monthly Averages
The climate of Salt Lake City
Cold is the baseline in Salt Lake City, not the exception. Night-time lows sit at or below freezing in 5 months of the year, and the warmest month, July, still only averages 93°F (34°C) by day. January runs to 22°F (-5°C) after dark.
Climate quick facts
- Hottest month: July - highs near 93°F (34°C)
- Coldest month: January - highs near 38°F (3°C)
- Decade extremes (2015-2024): 104°F (40°C) high · -8°F (-22°C) low
- Wettest month: March (12 rainy days) · Sunniest: June (14.0 h sun/day)
- Climate type: Mediterranean
- Annual swing: 28°C between the average warmest and coolest month · day to night: 12°C
- Snow: about 32 days a year
- Months averaging 30°C or hotter: 2
- Average humidity: 50%
Temperatures through the year
January sits at the other end of the year: 38°F (3°C) by day, 22°F (-5°C) at night. July is the warm end of the year, averaging 93°F (34°C) by day and 67°F (19°C) overnight. Between the average July and the average January lie 28°C, a wider spread than 95% of the 3496 cities in our dataset.
Rain, sun and snow
Days and nights are about 12°C apart on average - wider than 90% of the 3496 cities in our dataset. June is the brightest month at 14.0 hours of sun a day, against an annual average of 10.3 - sunnier than roughly 75% of the cities we track. Snow falls on roughly 32 days a year, mostly October through April. The gridded 2015-2024 daily record for this location tops out at 104°F (40°C) and bottoms at -8°F (-22°C) - decade extremes, not all-time station records.
How Salt Lake City compares
- Relative humidity averages 50% - drier than all but 6% of the 3496 cities we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 38° | 22° | 11 | 2.6 in | 6.8 h/day | 9.6 h | 36% | 70% |
| February | 42° | 25° | 9 | 2.1 in | 8.2 h/day | 10.6 h | 33% | 60% |
| March | 52° | 31° | 12 | 3.1 in | 9.3 h/day | 11.8 h | 37% | 57% |
| April | 60° | 37° | 10 | 2.8 in | 10.9 h/day | 13.2 h | 33% | 52% |
| May | 69° | 46° | 9 | 1.8 in | 12.4 h/day | 14.4 h | 30% | 48% |
| June | 84° | 58° | 3 | 0.6 in | 14.0 h/day | 15.1 h | 9% | 35% |
| July | 93° | 67° | 2 | 0.2 in | 13.8 h/day | 14.8 h | 6% | 28% |
| August | 90° | 64° | 3 | 0.7 in | 12.5 h/day | 13.8 h | 9% | 33% |
| September | 80° | 56° | 4 | 1.4 in | 11.5 h/day | 12.4 h | 14% | 38% |
| October | 64° | 42° | 6 | 1.6 in | 9.5 h/day | 11.0 h | 21% | 50% |
| November | 49° | 31° | 8 | 1.9 in | 7.9 h/day | 9.8 h | 26% | 61% |
| December | 38° | 23° | 10 | 2.4 in | 6.7 h/day | 9.3 h | 33% | 70% |
Salt Lake City month by month
Average high and low for each month, with the bar showing where it sits in Salt Lake City's year (left is the coldest night, right is the warmest afternoon).
January
- Rain
- 11 days
- Sunshine
- 6.8 h
- Daylight
- 9.6 h
- Snow
- 8 days
February
- Rain
- 9 days
- Sunshine
- 8.2 h
- Daylight
- 10.6 h
- Snow
- 6 days
March
- Rain
- 12 days
- Sunshine
- 9.3 h
- Daylight
- 11.8 h
- Snow
- 6 days
April
- Rain
- 10 days
- Sunshine
- 10.9 h
- Daylight
- 13.2 h
- Snow
- 2 days
May
- Rain
- 9 days
- Sunshine
- 12.4 h
- Daylight
- 14.4 h
June
- Rain
- 3 days
- Sunshine
- 14.0 h
- Daylight
- 15.1 h
July
- Rain
- 2 days
- Sunshine
- 13.8 h
- Daylight
- 14.8 h
August
- Rain
- 3 days
- Sunshine
- 12.5 h
- Daylight
- 13.8 h
September
- Rain
- 4 days
- Sunshine
- 11.5 h
- Daylight
- 12.4 h
October
- Rain
- 6 days
- Sunshine
- 9.5 h
- Daylight
- 11.0 h
November
- Rain
- 8 days
- Sunshine
- 7.9 h
- Daylight
- 9.8 h
- Snow
- 3 days
December
- Rain
- 10 days
- Sunshine
- 6.7 h
- Daylight
- 9.3 h
- Snow
- 7 days
Warmer places to go, by month: January · February · March · April · May · June · July · August · September · October · November · December
Seasons in Salt Lake City
Spring (March through May)
Spring runs cool rather than cold here - highs near 60°F (16°C), nights near 38°F (3°C), and rain falls on around 31 of the 90 days, plus about 8 snowy days. Daylight is generous - around 10.9 hours of sun a day.
Summer (June through August)
Through summer, Salt Lake City sits firmly in the heat: 89°F (32°C) by day, 63°F (17°C) after dark, and precipitation is sparse, near 1.6 inches (40 mm) for the season. Daylight is generous - around 13.4 hours of sun a day.
Fall (September through November)
Through fall, Salt Lake City is crisp but comfortable: 65°F (18°C) by day, 43°F (6°C) after dark, and expect showers on roughly 18 days across the season, plus about 4 snowy days.
Winter (December through February)
Through winter, Salt Lake City is brisk and cold: 39°F (4°C) by day, 23°F (-5°C) after dark, and rain falls on around 31 of the 90 days, plus about 20 snowy days.
Climate questions, answered
Does it freeze in Salt Lake City?
What should I pack for Salt Lake City?
How much do temperatures drop at night in Salt Lake City?
How often does it rain in Salt Lake City?
How much sun does Salt Lake City get?
Best time to visit Salt Lake City
Aim for April to May and September to October if you get the choice: these are the warmest and brightest weeks of the year, and highs average 68°F (20°C) against roughly 7 wet days a month. For the same question asked the other way round, see where else is warm in April.
Pack for Salt Lake City with lightweight, breathable clothing and serious sun protection, a heavy insulated coat, hat and gloves for winter and rain gear if you travel around March. Note the gap between afternoon and night: July pairs 93°F (34°C) with 67°F (19°C).
Salt Lake City temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ. Need the precipitation in other units? The mm-to-inches rainfall converter handles it.