Less rain and snow falls on Nezperce than on 89% of U.S. towns: 20 inches a year
On a normal July day the thermometer tops out near 82°. Its July afternoons stay fresher than in 81% of U.S. towns. The latest 30-year average runs 1.1° warmer than 1901–2000’s, with January up the most. Garden chairs stay out from May to September, the months with highs of 65–83°.
A year in Nezperce at a glance
Each month’s typical high and low, and what it brings.
What stands out about Nezperce’s climate
Compared with towns across the U.S., with Nezperce’s place in Idaho beside it.
What a year in Nezperce feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 116 frost-free days a year
In half of years the last 32° night comes by May 24 and the first by September 20. Frost and day counts come from NOAA’s station at Nezperce, ID, 0.3 miles from the town’s center, at about the same height.
The 2023 USDA map puts Nezperce’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 29 inches of snow a winter
Snow, measured at Nezperce, ID, falls mostly in December. Precipitation (rain plus melted snow) adds up to 20 inches a year; May is the wettest month and August the driest. Rain or snow falls on about 107 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Nezperce
98% 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 Nezperce, ID.
Living with Nezperce’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
116 frost-free days in zone 6b. The last frost comes by May 24 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 20.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September.
Parks & trails →Of the yearly building losses FEMA expects in Nezperce from natural hazards, river flooding is the largest share (62%); heat waves, cold waves, winter storms and ice storms together are 6%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Nezperce and similar climates
TownRatings has no climate map of the towns around Nezperce yet.
Climates most like Nezperce’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 |
|---|---|---|---|---|
| Nezperce, ID | 23° | 82° | 20" | 29" |
| Ruidoso, NM | 22° | 82° | 20" | 26" |
| Deschutes River Woods, OR | 24° | 84° | 13" | 22" |
| Bigfork, MT | 19° | 82° | 19" | 51" |
| Cimarron Hills, CO | 18° | 85° | 17" | 33" |
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 Nezperce averaged 1.1° warmer than the 1900s. The biggest change is in January (+3.0°).
A smaller shift than in 73% 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 Nezperce compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Nezperce’s place among Idaho’s.
Nezperce weather by month
Highs, lows and precipitation from NOAA’s grid at Nezperce’s center; snow, wet days and snow on the ground from Nezperce, ID. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 37° | 23° | 1.7" | 7.4" | 10 | 13 | 21° – 36° |
| February | 41° | 25° | 1.4" | 5.6" | 9 | 8 | 24° – 40° |
| March | 49° | 29° | 2.0" | 3.6" | 12 | 3 | 32° – 45° |
| April | 55° | 33° | 2.3" | 1.0" | 12 | 0 | 39° – 50° |
| May | 65° | 40° | 2.7" | 0.0" | 11 | 0 | 48° – 57° |
| June | 71° | 45° | 2.2" | 0.0" | 9 | 0 | 55° – 65° |
| July | 82° | 51° | 0.9" | 0.0" | 4 | 0 | 57° – 72° |
| August | 83° | 50° | 0.8" | 0.0" | 5 | 0 | 62° – 69° |
| September | 73° | 44° | 1.0" | 0.0" | 5 | 0 | 55° – 63° |
| October | 58° | 36° | 1.6" | 0.1" | 9 | 0 | 40° – 53° |
| November | 44° | 28° | 1.9" | 2.8" | 11 | 3 | 29° – 42° |
| December | 35° | 23° | 1.7" | 8.4" | 10 | 12 | 22° – 33° |
| Year | 58° | 35° | 20.2" | 28.9" | 107 | 40 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 24° to 40°. August is the most reliable, staying within 7°.
Where Nezperce’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 Nezperce’s center.
- Snow: Nezperce, ID (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Nezperce, ID, 0.3 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 Nezperce’s climate
What is the weather like in Nezperce?
A typical July afternoon reaches 82°, a January night drops to 23°, and about 29 inches of snow falls in a normal winter. Milder January nights than 55% of U.S. towns; cooler July afternoons than 81% of U.S. towns.
How cold does it get in Nezperce in winter?
December nights average 23°. About 163 nights a year reach 32° or below and 3 reach 0° or below. In the coldest December of the last 30 years the month averaged 22°.
How much snow does Nezperce get?
About 29 inches in a normal winter at Nezperce, ID, most of it in December, with snow on the ground about 40 days a year.
How hot does it get in Nezperce?
July, with a typical high of 82° and a low of 51°. About 11 days a year reach 90° (Nezperce, ID).
When is the first and last frost in Nezperce?
In half of years the last spring frost (32°) comes by May 24 and the first fall frost by September 20, about 116 frost-free days, at Nezperce, ID.
What growing zone is Nezperce 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 Nezperce?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Nezperce getting warmer?
Yes: 1991–2020 averaged 1.1° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 73% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Nezperce.
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.