Merrill, OR Weather & Growing Conditions
Tonight
43°F
Clear
Clear. Low around 43, with temperatures rising to around 46 overnight. West northwest wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Clear | 0 to 10 mph WNW | 0% |
| Saturday | 75°F | Sunny | 3 mph SSE | 0% |
| Saturday Night | 44°F | Mostly Clear | 1 to 8 mph NNW | 0% |
| Sunday | 79°F | Sunny | 0 to 6 mph E | 0% |
| Sunday Night | 47°F | Partly Cloudy | 2 to 6 mph N | 0% |
| Monday | 80°F | Sunny | 2 to 6 mph NNW | 0% |
| Monday Night | 47°F | Mostly Clear | 6 mph NW | 0% |
| Tuesday | 79°F | Sunny | 2 to 8 mph NW | 0% |
| Tuesday Night | 45°F | Mostly Clear | 2 to 8 mph NW | 0% |
| Wednesday | 79°F | Sunny | 5 mph NW | 0% |
| Wednesday Night | 45°F | Mostly Clear | 1 to 5 mph NNW | 0% |
| Thursday | 81°F | Sunny | 2 to 12 mph SSE | 0% |
| Thursday Night | 47°F | Partly Cloudy | 2 to 12 mph W | 1% |
| Friday | 75°F | Mostly Sunny | 3 to 12 mph WNW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Merrill, OR
Last spring frost
Jun 6
First fall frost
Sep 14
Growing season
97 days
Hardiness zone
6b
Explore more for Merrill, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Tulelake, Ca (6.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.