Mesa, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mesa, a city in Franklin County, Washington.
Overnight
51°F
Clear
Clear. Low around 51, with temperatures rising to around 53 overnight. Southeast wind around 2 mph.
7-day forecast for Mesa
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Clear | 2 mph SE | 0% |
| Saturday | 80°F | Sunny | 5 mph S | 0% |
| Saturday Night | 52°F | Mostly Clear | 2 mph E | 0% |
| Sunday | 84°F | Sunny | 3 mph NW | 0% |
| Sunday Night | 52°F | Clear | 2 mph NE | 0% |
| Monday | 84°F | Sunny | 1 to 5 mph S | 0% |
| Monday Night | 53°F | Partly Cloudy | 3 mph SW | 0% |
| Tuesday | 80°F | Mostly Sunny | 1 to 5 mph SW | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 5 mph SW | 0% |
| Wednesday | 76°F | Mostly Sunny | 6 mph SW | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 5 mph SW | 0% |
| Thursday | 74°F | Mostly Sunny | 5 mph SW | 1% |
| Thursday Night | 50°F | Partly Cloudy | 5 mph W | 7% |
| Friday | 72°F | Mostly Sunny | 6 mph SW | 7% |
Forecast source: National Weather Service (api.weather.gov) for Mesa (46.573, -119.001). Updated through the day.
Growing snapshot for Mesa
Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
166 days
Hardiness zone
7a
More local growing data for Mesa: nearby ZIP 99330 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sagemoor, Wa (7.1 mi from Mesa). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.