Cabin Creek Historic District · Photo: Kellejr · CC BY-SA 3.0Few U.S. towns have cooler summers than Easton
The depth of winter brings overnight lows near 24°. Compared with 1901–2000, the average now sits 1.2° higher. Long walks are most pleasant from June to September, when afternoons reach 69–78°.
A year in Easton at a glance
Each month’s typical high and low, and what it brings.
What stands out about Easton’s climate
Compared with towns across the U.S., with Easton’s place in Washington beside it.
What a year in Easton feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 151 frost-free days a year
In half of years the last 32° night comes by May 9 and the first by October 6. Frost and day counts come from NOAA’s station at Easton, WA, 1.1 miles from the town’s center, at about the same height.
The 2023 USDA map puts Easton’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 2°. 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 44 inches of rain a year
December is the wettest month and July the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Easton
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 Easton, WA.
Living with Easton’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
151 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 6.
Months with highs of 62–84° and lows of 40° or more: June, July, August and September. 5.5 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Easton from natural hazards, wildfire is the largest share (45%). Normals are averages; the hazards page covers the extremes.
Natural hazards →Easton and similar climates
TownRatings has no climate map of the towns around Easton yet.
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 Easton averaged 1.2° warmer than the 1900s. The biggest change is in January (+4.0°).
A smaller shift than in 60% 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 Easton compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Easton’s place among Washington’s.
Easton weather by month
Highs, lows and precipitation from NOAA’s grid at Easton’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 36° | 24° | 7.2" | 23° – 36° |
| February | 40° | 24° | 4.7" | 24° – 39° |
| March | 47° | 29° | 4.1" | 33° – 45° |
| April | 54° | 33° | 2.6" | 38° – 50° |
| May | 63° | 40° | 2.0" | 46° – 56° |
| June | 69° | 46° | 1.5" | 53° – 66° |
| July | 77° | 50° | 0.6" | 56° – 68° |
| August | 78° | 50° | 0.7" | 58° – 68° |
| September | 70° | 42° | 1.5" | 53° – 61° |
| October | 57° | 34° | 4.5" | 41° – 50° |
| November | 43° | 29° | 6.9" | 31° – 41° |
| December | 35° | 24° | 7.5" | 25° – 33° |
| Year | 56° | 35° | 43.6" |
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 39°. December is the most reliable, staying within 8°.
Where Easton’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 Easton’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Easton, WA, 1.1 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 Easton’s climate
What is the weather like in Easton?
A typical July afternoon reaches 77°, a January night drops to 24°. Milder January nights than 60% of U.S. towns; cooler July afternoons than 97% of U.S. towns.
How cold does it get in Easton in winter?
January nights average 24°. About 154 nights a year reach 32° or below and 2 reach 0° or below. In the coldest January of the last 30 years the month averaged 23°.
How hot does it get in Easton?
July, with a typical high of 77° and a low of 50°. About 7 days a year reach 90° (Easton, WA).
When is the first and last frost in Easton?
In half of years the last spring frost (32°) comes by May 9 and the first fall frost by October 6, about 151 frost-free days, at Easton, WA.
What growing zone is Easton in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 2°.
What is the best time of year to visit Easton?
By one simple rule (highs of 62–84° and lows of 40° or more), June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Easton getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Easton.
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.