Photo: Jeffrey Beall · CC BY 4.0Loma sits near the bottom of U.S. towns for precipitation, with 9 inches a year
The coldest hours of a January night bottom out at 16° on average. By July afternoons alone, it runs hotter than 97% of U.S. towns. January has warmed most since 1901–2000, part of a 2.3° rise. Homes need heating from November to March, the months averaging under 50°.
A year in Loma at a glance
Each month’s typical high and low, and what it brings.
What stands out about Loma’s climate
Compared with towns across the U.S., with Loma’s place in Colorado beside it.
What a year in Loma feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 164 frost-free days a year
In half of years the last 32° night comes by April 27 and the first by October 11. Frost and day counts come from NOAA’s station at Fruita, CO, 6 miles from the town’s center, at about the same height.
The 2023 USDA map puts Loma’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 18 inches of snow a winter
Snow, measured at Grand Junction Walker Fld, CO, falls mostly in December. Precipitation (rain plus melted snow) adds up to 9 inches a year; October is the wettest month and June the driest. Rain or snow falls on about 72 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Loma
85% of the work is heating. 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 Fruita, CO.
Living with Loma’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
164 frost-free days in zone 6b. The last frost comes by Apr 27 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 11.
Months with highs of 62–84° and lows of 40° or more: May. 21 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Loma from natural hazards, avalanches are the largest share (45%); heat waves, cold waves, winter storms and ice storms together are 3%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Loma and similar climates
TownRatings has no climate map of the towns around Loma yet.
Climates most like Loma’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 |
|---|---|---|---|---|
| Loma, CO | 16° | 97° | 9" | 18" |
| Shiprock, NM | 21° | 95° | 7" | 8.6" |
| Winnemucca, NV | 21° | 93° | 8" | 22" |
| Weiser, ID | 22° | 94° | 13" | 15" |
| Kanab, UT | 23° | 94° | 13" | 22" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Loma averaged 2.3° warmer than the 1900s. The biggest change is in January (+4.0°).
A bigger shift than in 98% 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 Loma compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Loma’s place among Colorado’s.
Loma weather by month
Highs, lows and precipitation from NOAA’s grid at Loma’s center; snow, wet days and snow on the ground from Grand Junction Walker Fld, CO. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 39° | 16° | 0.6" | 4.5" | 6 | 12 | 18° – 35° |
| February | 48° | 23° | 0.6" | 2.9" | 6 | 4 | 30° – 42° |
| March | 60° | 31° | 0.8" | 1.8" | 7 | 1 | 41° – 51° |
| April | 68° | 37° | 1.0" | 0.9" | 7 | 0 | 47° – 58° |
| May | 79° | 47° | 0.9" | 0.1" | 6 | 0 | 57° – 67° |
| June | 91° | 55° | 0.5" | 0.0" | 3 | 0 | 67° – 78° |
| July | 97° | 62° | 0.8" | 0.0" | 5 | 0 | 74° – 84° |
| August | 93° | 60° | 0.9" | 0.0" | 7 | 0 | 72° – 83° |
| September | 84° | 51° | 1.1" | 0.0" | 7 | 0 | 62° – 71° |
| October | 70° | 38° | 1.2" | 0.4" | 6 | 0 | 47° – 59° |
| November | 54° | 27° | 0.6" | 1.9" | 5 | 1 | 33° – 47° |
| December | 41° | 18° | 0.6" | 5.2" | 6 | 7 | 22° – 36° |
| Year | 69° | 39° | 9.3" | 17.7" | 72 | 24 |
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 18° to 35°. September is the most reliable, staying within 9°.
Where Loma’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 Loma’s center.
- Snow: Grand Junction Walker Fld, CO.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Fruita, CO, 6 miles from the town’s center, 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 Loma’s climate
What is the weather like in Loma?
A typical July afternoon reaches 97°, a January night drops to 16°, and about 18 inches of snow falls in a normal winter. Colder January nights than 80% of U.S. towns; hotter July afternoons than 97% of U.S. towns.
How cold does it get in Loma in winter?
January nights average 16°. About 167 nights a year reach 32° or below and 5 reach 0° or below. In the coldest January of the last 30 years the month averaged 18°.
How much snow does Loma get?
About 18 inches in a normal winter at Grand Junction Walker Fld, CO, most of it in December, with snow on the ground about 24 days a year.
How hot does it get in Loma?
July, with a typical high of 97° and a low of 62°. About 70 days a year reach 90° and 9 reach 100° (Fruita, CO).
When is the first and last frost in Loma?
In half of years the last spring frost (32°) comes by April 27 and the first fall frost by October 11, about 164 frost-free days, at Fruita, CO.
What growing zone is Loma 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 Loma?
By one simple rule (highs of 62–84° and lows of 40° or more), May. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Loma getting warmer?
Yes: 1991–2020 averaged 2.3° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 98% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Loma.
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.