Antimony is among the driest of U.S. towns: 10 inches of precipitation a year
Deep winter brings January lows near 11°. Winter nights are cold: in January they are colder than in 93% of U.S. towns. Warming shows here too: 1.7° more than in 1901–2000, led by March. Garden planting can start around June 17; autumn frost returns near September 12.
A year in Antimony at a glance
Each month’s typical high and low, and what it brings.
What stands out about Antimony’s climate
Compared with towns across the U.S., with Antimony’s place in Utah beside it.
What a year in Antimony feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 85 frost-free days a year
In half of years the last 32° night comes by June 17 and the first by September 12. Frost and day counts come from NOAA’s station at Angle, UT, 10 miles from the town’s center, 160 ft lower.
The 2023 USDA map puts Antimony’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −12°. 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 20 inches of snow a winter
Snow, measured at Angle, UT, falls mostly in January. Precipitation (rain plus melted snow) adds up to 10 inches a year; August is the wettest month and June the driest. Rain or snow falls on about 62 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Antimony
99% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Angle, UT.
Living with Antimony’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
85 frost-free days in zone 5b. The last frost comes by Jun 17 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 12.
Months with highs of 62–84° and lows of 40° or more: June and August. 8.6 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Antimony from natural hazards, river flooding is the largest share (35%); heat waves, cold waves, winter storms and ice storms together are 28%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Antimony and similar climates
TownRatings has no climate map of the towns around Antimony yet.
Climates most like Antimony’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 |
|---|---|---|---|---|
| Antimony, UT | 11° | 86° | 10" | 20" |
| Shelley, ID | 14° | 87° | 11" | 15" |
| Powell, WY | 11° | 87° | 7" | 11" |
| Taos, NM | 11° | 84° | 13" | 28" |
| Salida, CO | 10° | 85° | 8" | 37" |
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 Antimony averaged 1.7° warmer than the 1900s. The biggest change is in March (+3.2°).
A bigger shift than in 72% 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 Antimony compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Antimony’s place among Utah’s.
Antimony weather by month
Highs, lows and precipitation from NOAA’s grid at Antimony’s center; snow, wet days and snow on the ground from Angle, UT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 41° | 11° | 0.6" | 6.5" | 4 | 19° – 32° |
| February | 44° | 15° | 0.7" | 3.3" | 5 | 23° – 37° |
| March | 53° | 22° | 0.9" | 2.8" | 6 | 32° – 44° |
| April | 59° | 27° | 0.8" | 1.6" | 6 | 37° – 49° |
| May | 69° | 34° | 0.9" | 0.2" | 6 | 46° – 56° |
| June | 81° | 41° | 0.5" | 0.0" | 4 | 55° – 65° |
| July | 86° | 48° | 1.3" | 0.0" | 7 | 64° – 72° |
| August | 83° | 47° | 1.4" | 0.0" | 8 | 62° – 71° |
| September | 76° | 39° | 1.1" | 0.0" | 5 | 53° – 61° |
| October | 64° | 28° | 1.2" | 0.5" | 4 | 41° – 53° |
| November | 51° | 19° | 0.6" | 1.8" | 4 | 27° – 42° |
| December | 41° | 10° | 0.6" | 3.4" | 3 | 18° – 31° |
| Year | 62° | 28° | 10.4" | 20.1" | 62 |
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 27° to 42°. September is the most reliable, staying within 8°.
Where Antimony’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 Antimony’s center.
- Snow: Angle, UT.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Angle, UT, 10 miles from the town’s center, 160 ft lower; 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 Antimony’s climate
What is the weather like in Antimony?
A typical July afternoon reaches 86°, a January night drops to 11°, and about 20 inches of snow falls in a normal winter. Colder January nights than 93% of U.S. towns; hotter July afternoons than 57% of U.S. towns.
How cold does it get in Antimony in winter?
December nights average 10°. About 228 nights a year reach 32° or below and 21 reach 0° or below. In the coldest December of the last 30 years the month averaged 18°.
How much snow does Antimony get?
About 20 inches in a normal winter at Angle, UT, most of it in January.
How hot does it get in Antimony?
July, with a typical high of 86° and a low of 48°. About 15 days a year reach 90° (Angle, UT).
When is the first and last frost in Antimony?
In half of years the last spring frost (32°) comes by June 17 and the first fall frost by September 12, about 85 frost-free days, at Angle, UT.
What growing zone is Antimony in?
Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −12°.
What is the best time of year to visit Antimony?
By one simple rule (highs of 62–84° and lows of 40° or more), June and August. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Antimony getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 72% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Antimony.
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.