Photo: Hussain Sekha · CC BY-SA 4.0Precipitation in Halfway trails that of 89% of U.S. towns: 21 inches a year
Sunny July days climb to about 91°. The seasons are far apart: from a winter night to a summer afternoon the average spans 70°. Summer afternoons here are warmer than in 81% of U.S. towns. Homes need heating from October to April, the months averaging under 50°.
A year in Halfway at a glance
Each month’s typical high and low, and what it brings.
What stands out about Halfway’s climate
Compared with towns across the U.S., with Halfway’s place in Oregon beside it.
What a year in Halfway feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 130 frost-free days a year
In half of years the last 32° night comes by May 15 and the first by September 24. Frost and day counts come from NOAA’s station at Halfway, OR, 0.1 miles from the town’s center, at about the same height.
The 2023 USDA map puts Halfway’s center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −6°. 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 62 inches of snow a winter
Snow, measured at Halfway, OR, falls mostly in January and December. Precipitation (rain plus melted snow) adds up to 21 inches a year; December is the wettest month and August the driest. Rain or snow falls on about 99 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Halfway
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 Halfway, OR.
Living with Halfway’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
130 frost-free days in zone 6a. The last frost comes by May 15 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 24.
Months with highs of 62–84° and lows of 40° or more: May, June and September.
Parks & trails →Of the yearly building losses FEMA expects in Halfway from natural hazards, avalanches are the largest share (39%); heat waves, cold waves, winter storms and ice storms together are 2%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Halfway and similar climates
TownRatings has no climate map of the towns around Halfway yet.
Climates most like Halfway’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 |
|---|---|---|---|---|
| Halfway, OR | 21° | 91° | 21" | 62" |
| Millcreek, UT | 22° | 91° | 21" | 56" |
| Lafayette, CO | 19° | 89° | 17" | 65" |
| Chadron, NE | 14° | 89° | 18" | 50" |
| Preston, ID | 14° | 89° | 15" | 52" |
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 Halfway averaged 1.2° warmer than the 1900s. The biggest change is in January (+2.6°).
A smaller shift than in 63% 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 Halfway compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Halfway’s place among Oregon’s.
Halfway weather by month
Highs, lows and precipitation from NOAA’s grid at Halfway’s center; snow, wet days and snow on the ground from Halfway, OR. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 36° | 21° | 3.3" | 22.8" | 13 | 30 | 20° – 34° |
| February | 42° | 24° | 2.2" | 9.3" | 10 | 24 | 27° – 41° |
| March | 53° | 30° | 2.0" | 2.0" | 10 | 10 | 36° – 48° |
| April | 62° | 34° | 1.5" | 0.3" | 10 | 0 | 43° – 54° |
| May | 71° | 42° | 1.7" | 0.0" | 9 | 0 | 51° – 62° |
| June | 79° | 47° | 1.3" | 0.0" | 7 | 0 | 59° – 72° |
| July | 91° | 54° | 0.4" | 0.0" | 3 | 0 | 61° – 78° |
| August | 90° | 52° | 0.3" | 0.0" | 3 | 0 | 65° – 75° |
| September | 79° | 44° | 0.6" | 0.0" | 4 | 0 | 58° – 66° |
| October | 63° | 35° | 1.3" | 0.0" | 6 | 0 | 43° – 56° |
| November | 47° | 27° | 2.5" | 6.3" | 11 | 5 | 30° – 44° |
| December | 36° | 21° | 3.9" | 21.6" | 13 | 20 | 21° – 35° |
| Year | 62° | 36° | 21.1" | 62.3" | 99 | 87 |
How much a month can swing
A normal is an average. July swings the most: from 1991 to 2020 its average ranged from 61° to 78°. September is the most reliable, staying within 7°.
Where Halfway’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 Halfway’s center.
- Snow: Halfway, OR (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Halfway, OR, 0.1 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 Halfway’s climate
What is the weather like in Halfway?
A typical July afternoon reaches 91°, a January night drops to 21°, and about 62 inches of snow falls in a normal winter. Colder January nights than 56% of U.S. towns; hotter July afternoons than 81% of U.S. towns.
How cold does it get in Halfway in winter?
January nights average 21°. About 179 nights a year reach 32° or below and 6 reach 0° or below. In the coldest January of the last 30 years the month averaged 20°.
How much snow does Halfway get?
About 62 inches in a normal winter at Halfway, OR, most of it in January and December, with snow on the ground about 87 days a year.
How hot does it get in Halfway?
July, with a typical high of 91° and a low of 54°. About 47 days a year reach 90° and 4 reach 100° (Halfway, OR).
When is the first and last frost in Halfway?
In half of years the last spring frost (32°) comes by May 15 and the first fall frost by September 24, about 130 frost-free days, at Halfway, OR.
What growing zone is Halfway in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −6°.
What is the best time of year to visit Halfway?
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 Halfway getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 63% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Halfway.
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.