Merlin, OR Weather & Growing Conditions
This Afternoon
53°F
Mostly Sunny
Mostly sunny. High near 53, with temperatures falling to around 51 in the afternoon. West northwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 53°F | Mostly Sunny | 2 mph WNW | 2% |
| Tonight | 39°F | Mostly Clear | 2 to 9 mph NE | 1% |
| Wednesday | 52°F | Partly Sunny then Chance Light Rain | 2 to 6 mph SSW | 33% |
| Wednesday Night | 44°F | Light Rain Likely then Mostly Cloudy | 2 mph NNW | 65% |
| Thursday | 53°F | Mostly Sunny | 2 mph NNE | 6% |
| Thursday Night | 44°F | Partly Cloudy | 1 mph ENE | 1% |
| Friday | 57°F | Partly Sunny | 2 mph ESE | 2% |
| Friday Night | 43°F | Mostly Clear | 1 mph ENE | 1% |
| Saturday | 61°F | Mostly Sunny | 2 mph SSE | 2% |
| Saturday Night | 46°F | Chance Light Rain | 0 to 5 mph S | 44% |
| Sunday | 53°F | Chance Light Rain | 2 mph SW | 44% |
| Sunday Night | 45°F | Mostly Cloudy then Slight Chance Light Rain | 0 mph | 18% |
| Monday | 54°F | Slight Chance Light Rain | 1 mph S | 18% |
| Monday Night | 45°F | Chance Light Rain | 1 mph SSE | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Merlin, OR
Last spring frost
May 16
First fall frost
Oct 30
Growing season
164 days
Hardiness zone
8b
Explore more for Merlin, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Sexton Summit, Or (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.