Photo: User:Staplegunther · Public domainEagle Mountain’s winters are colder and snowier than most of the U.S.
A typical July afternoon reaches 91°, a January night drops to 18°, and about 26 inches of snow falls in a normal winter.
A year in Eagle Mountain at a glance
Each month’s typical high and low, and what it brings.
What stands out about Eagle Mountain’s climate
Compared with towns across the U.S., with Eagle Mountain’s place in Utah beside it.
What a year in Eagle Mountain feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 103 frost-free days a year
In half of years the last 32° night comes by June 2 and the first by September 16. Frost and day counts come from NOAA’s station at Fairfield, UT, 5 miles from the city’s center point, at about the same height.
The 2023 USDA map puts Eagle Mountain’s center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −4°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 26 inches of snow a winter
Snow, measured at Utah Lake Lehi, UT, falls mostly in January and December. Precipitation (rain plus melted snow) adds up to 10 inches a year; May is the wettest month and July the driest. Rain or snow falls on about 78 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Eagle Mountain
94% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Fairfield, UT.
Living with Eagle Mountain’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
103 frost-free days in zone 6b. The last frost comes by Jun 2 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 16.
Months with highs of 62–84° and lows of 40° or more: May, June and September. 154 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Eagle Mountain from natural hazards, wildfire is the largest share (44%); heat waves, cold waves, winter storms and ice storms together are 3%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Eagle Mountain and its neighbors
Saratoga Springs the hottest July afternoons (92°, 1° warmer). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Eagle Mountain’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Eagle Mountain, UT | 18° | 91° | 10" | 26" |
| Delta, CO | 17° | 93° | 9" | 22" |
| Jerome, ID | 21° | 90° | 10" | 24" |
| Gardnerville, NV | 23° | 91° | 11" | 22" |
| Torrington, WY | 14° | 90° | 13" | 31" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Eagle Mountain averaged 1.6° warmer than the 1900s. The biggest change is in March (+3.0°).
A bigger shift than in 67% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Eagle Mountain compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Eagle Mountain’s place among Utah’s.
Eagle Mountain weather by month
Highs, lows and precipitation from NOAA’s grid at Eagle Mountain’s center; snow, wet days and snow on the ground from Utah Lake Lehi, UT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 39° | 18° | 0.9" | 7.4" | 8 | 22° – 36° |
| February | 44° | 22° | 0.8" | 3.6" | 8 | 28° – 40° |
| March | 54° | 30° | 0.8" | 1.8" | 8 | 36° – 48° |
| April | 61° | 35° | 1.0" | 1.3" | 9 | 43° – 54° |
| May | 71° | 43° | 1.1" | 0.0" | 8 | 51° – 61° |
| June | 83° | 51° | 0.6" | 0.0" | 3 | 60° – 72° |
| July | 91° | 58° | 0.6" | 0.0" | 5 | 67° – 78° |
| August | 89° | 57° | 0.7" | 0.0" | 5 | 68° – 76° |
| September | 79° | 47° | 0.8" | 0.0" | 6 | 59° – 67° |
| October | 64° | 36° | 0.9" | 0.3" | 6 | 43° – 56° |
| November | 50° | 26° | 0.6" | 3.7" | 6 | 30° – 44° |
| December | 39° | 19° | 0.8" | 8.2" | 8 | 23° – 33° |
| Year | 64° | 37° | 9.6" | 26.3" | 78 |
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 22° to 36°. September is the most reliable, staying within 8°.
Where Eagle Mountain’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Eagle Mountain’s center.
- Snow: Utah Lake Lehi, UT.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Fairfield, UT, 5 miles from the city’s center point, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Eagle Mountain’s climate
What is the weather like in Eagle Mountain?
A typical July afternoon reaches 91°, a January night drops to 18°, and about 26 inches of snow falls in a normal winter. Colder January nights than 70% of U.S. towns; hotter July afternoons than 83% of U.S. towns.
How cold does it get in Eagle Mountain in winter?
January nights average 18°. About 197 nights a year reach 32° or below and 13 reach 0° or below. In the coldest January of the last 30 years the month averaged 22°.
How much snow does Eagle Mountain get?
About 26 inches in a normal winter at Utah Lake Lehi, UT, most of it in January and December.
How hot does it get in Eagle Mountain?
July, with a typical high of 91° and a low of 58°. About 43 days a year reach 90° (Fairfield, UT).
When is the first and last frost in Eagle Mountain?
In half of years the last spring frost (32°) comes by June 2 and the first fall frost by September 16, about 103 frost-free days, at Fairfield, UT.
What growing zone is Eagle Mountain in?
Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −4°.
What is the best time of year to visit Eagle Mountain?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Eagle Mountain getting warmer?
Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 67% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Eagle Mountain.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.