Less rain and snow falls on Tygh Valley than on 94% of U.S. towns: 14 inches a year
The depth of winter brings overnight lows near 28°. Winters are mild: January nights here are milder than in 69% of U.S. towns. Compared with 1901–2000, the average now sits 1.3° higher. Keep the boiler serviced for the months from November to April, which average under 50°.
A year in Tygh Valley at a glance
Each month’s typical high and low, and what it brings.
What stands out about Tygh Valley’s climate
Compared with towns across the U.S., with Tygh Valley’s place in Oregon beside it.
What a year in Tygh Valley feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 148 frost-free days a year
In half of years the last 32° night comes by May 12 and the first by October 7. Frost dates and degree days from Dufur, OR, 15 miles away.
The 2023 USDA map puts Tygh Valley’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 5°. 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 22 inches of snow a winter
Snow, measured at Dufur, OR, falls mostly in December. Precipitation (rain plus melted snow) adds up to 14 inches a year; December is the wettest month and July the driest. Rain or snow falls on about 112 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Tygh Valley
93% 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 Dufur, OR.
Living with Tygh Valley’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
148 frost-free days in zone 7a. The last frost comes by May 12 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 7.
Months with highs of 62–84° and lows of 40° or more: May, June and September. 2.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Tygh Valley from natural hazards, wildfire is the largest share (75%); heat waves, cold waves, winter storms and ice storms together are 3%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Tygh Valley and similar climates
TownRatings has no climate map of the towns around Tygh Valley yet.
Climates most like Tygh Valley’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 |
|---|---|---|---|---|
| Tygh Valley, OR | 28° | 87° | 14" | 22" |
| Indian Hills, NV | 25° | 86° | 14" | 14" |
| Silver City, NM | 26° | 87° | 16" | 13" |
| East Wenatchee, WA | 24° | 88° | 10" | 17" |
| Hamilton, MT | 20° | 86° | 13" | 17" |
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 Tygh Valley averaged 1.3° warmer than the 1900s. The biggest change is in January (+3.5°).
A smaller shift than in 55% 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 Tygh Valley compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Tygh Valley’s place among Oregon’s.
Tygh Valley weather by month
Highs, lows and precipitation from NOAA’s grid at Tygh Valley’s center; snow, wet days and snow on the ground from Dufur, OR. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 42° | 28° | 2.1" | 6.5" | 16 | 8 | 24° – 40° |
| February | 46° | 29° | 1.5" | 4.1" | 12 | 3 | 29° – 44° |
| March | 54° | 32° | 1.2" | 0.6" | 12 | 0 | 38° – 50° |
| April | 61° | 36° | 1.1" | 0.1" | 10 | 0 | 43° – 55° |
| May | 70° | 43° | 1.0" | 0.0" | 8 | 0 | 51° – 62° |
| June | 77° | 48° | 0.7" | 0.0" | 5 | 0 | 58° – 72° |
| July | 87° | 54° | 0.2" | 0.0" | 2 | 0 | 62° – 74° |
| August | 86° | 53° | 0.2" | 0.0" | 2 | 0 | 64° – 75° |
| September | 78° | 47° | 0.4" | 0.0" | 4 | 0 | 58° – 66° |
| October | 63° | 38° | 1.2" | 0.2" | 9 | 0 | 45° – 56° |
| November | 49° | 32° | 1.8" | 1.9" | 14 | 2 | 34° – 45° |
| December | 39° | 27° | 2.6" | 8.1" | 17 | 7 | 29° – 37° |
| Year | 62° | 39° | 14.0" | 21.5" | 112 | 19 |
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 24° to 40°. September is the most reliable, staying within 8°.
Where Tygh Valley’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 Tygh Valley’s center.
- Snow: Dufur, OR.
- Frost dates, heating and cooling: Dufur, OR, 15 miles away.
- 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 Tygh Valley’s climate
What is the weather like in Tygh Valley?
A typical July afternoon reaches 87°, a January night drops to 28°, and about 22 inches of snow falls in a normal winter. Milder January nights than 69% of U.S. towns; hotter July afternoons than 60% of U.S. towns.
How cold does it get in Tygh Valley in winter?
December nights average 27°. About 132 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 29°.
How much snow does Tygh Valley get?
About 22 inches in a normal winter at Dufur, OR, most of it in December, with snow on the ground about 19 days a year.
How hot does it get in Tygh Valley?
July, with a typical high of 87° and a low of 54°. About 41 days a year reach 90° (Dufur, OR).
When is the first and last frost in Tygh Valley?
In half of years the last spring frost (32°) comes by May 12 and the first fall frost by October 7, about 148 frost-free days, at Dufur, OR.
What growing zone is Tygh Valley in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 5°.
What is the best time of year to visit Tygh Valley?
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 Tygh Valley getting warmer?
Yes: 1991–2020 averaged 1.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 55% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Tygh Valley.
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.