Photo: Chris Grant · Public domainNew Harmony is drier than 92% of U.S. towns: 17 inches of precipitation a year
High summer brings afternoon highs near 91°. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 69° apart. Its July heat outdoes that of 81% of U.S. towns. Comfortable outdoor weather, highs of 73–81°, belongs to May and September.
A year in New Harmony at a glance
Each month’s typical high and low, and what it brings.
What stands out about New Harmony’s climate
Compared with towns across the U.S., with New Harmony’s place in Utah beside it.
What a year in New Harmony feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 155 frost-free days a year
In half of years the last 32° night comes by May 9 and the first by October 11. Frost and day counts come from NOAA’s station at New Harmony, UT, 1.6 miles from the town’s center, 110 ft lower.
The 2023 USDA map puts New Harmony’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 1°. 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 38 inches of snow a winter
Snow, measured at New Harmony, UT, is heaviest from January through February, about 11 inches a month. Precipitation (rain plus melted snow) adds up to 17 inches a year; February is the wettest month and June the driest. Rain or snow falls on about 60 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in New Harmony
89% 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 New Harmony, UT.
Living with New Harmony’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
155 frost-free days in zone 7a. The last frost comes by May 9 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 and September.
Parks & trails →Of the yearly building losses FEMA expects in New Harmony from natural hazards, river flooding is the largest share (43%); heat waves, cold waves, winter storms and ice storms together are 1%. Normals are averages; the hazards page covers the extremes.
Natural hazards →New Harmony and similar climates
TownRatings has no climate map of the towns around New Harmony yet.
Climates most like New Harmony’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 |
|---|---|---|---|---|
| New Harmony, UT | 23° | 91° | 17" | 38" |
| Sheridan, CO | 19° | 89° | 16" | 34" |
| Reno, NV | 25° | 89° | 11" | 33" |
| Dalhart, TX | 21° | 92° | 16" | 20" |
| Twin Falls, ID | 22° | 90° | 10" | 24" |
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 New Harmony averaged 1.8° warmer than the 1900s. The biggest change is in January (+3.1°).
A bigger shift than in 77% 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 New Harmony compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with New Harmony’s place among Utah’s.
New Harmony weather by month
Highs, lows and precipitation from NOAA’s grid at New Harmony’s center; snow, wet days and snow on the ground from New Harmony, UT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 45° | 23° | 1.9" | 10.9" | 6 | 5 | 28° – 41° |
| February | 49° | 26° | 2.3" | 11.7" | 7 | 6 | 30° – 45° |
| March | 56° | 31° | 1.8" | 3.8" | 6 | 2 | 38° – 50° |
| April | 63° | 36° | 1.1" | 2.1" | 5 | 1 | 44° – 55° |
| May | 73° | 43° | 0.8" | 0.0" | 5 | 0 | 52° – 63° |
| June | 85° | 52° | 0.4" | 0.0" | 2 | 0 | 62° – 73° |
| July | 91° | 59° | 1.1" | 0.0" | 5 | 0 | 72° – 79° |
| August | 88° | 58° | 1.5" | 0.0" | 6 | 0 | 70° – 77° |
| September | 81° | 50° | 1.2" | 0.0" | 5 | 0 | 62° – 68° |
| October | 68° | 39° | 1.5" | 0.3" | 4 | 0 | 48° – 60° |
| November | 55° | 29° | 1.3" | 3.5" | 4 | 2 | 34° – 48° |
| December | 44° | 22° | 1.7" | 5.8" | 5 | 6 | 29° – 37° |
| Year | 66° | 39° | 16.5" | 38.1" | 60 | 21 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 30° to 45°. September is the most reliable, staying within 6°.
Where New Harmony’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 New Harmony’s center.
- Snow: New Harmony, UT (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: New Harmony, UT, 1.6 miles from the town’s center, 110 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 New Harmony’s climate
What is the weather like in New Harmony?
A typical July afternoon reaches 91°, a January night drops to 23°, and about 38 inches of snow falls in a normal winter. Milder January nights than 55% of U.S. towns; hotter July afternoons than 81% of U.S. towns.
How cold does it get in New Harmony in winter?
December nights average 22°. About 148 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 29°.
How much snow does New Harmony get?
About 38 inches in a normal winter at New Harmony, UT, heaviest from January through February, about 11 inches a month, with snow on the ground about 21 days a year.
How hot does it get in New Harmony?
July, with a typical high of 91° and a low of 59°. About 36 days a year reach 90° (New Harmony, UT).
When is the first and last frost in New Harmony?
In half of years the last spring frost (32°) comes by May 9 and the first fall frost by October 11, about 155 frost-free days, at New Harmony, UT.
What growing zone is New Harmony in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 1°.
What is the best time of year to visit New Harmony?
By one simple rule (highs of 62–84° and lows of 40° or more), May and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is New Harmony getting warmer?
Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 77% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in New Harmony.
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.