Grand Ronde Agency, Sunday, 9 August, 12:37
Partly cloudy. Feels like 76°. High 80°, low 54°.
Grand Ronde Agency, Monday, 10 August
Clear. High 83°, low 51°.
Grand Ronde Agency, Tuesday, 11 August
Clear. High 81°, low 54°.
Grand Ronde Agency, Wednesday, 12 August
Overcast. High 76°, low 55°.
Grand Ronde Agency, Thursday, 13 August
Clear. High 85°, low 55°.
Grand Ronde Agency, Friday, 14 August
Clear. High 84°, low 57°.
Grand Ronde Agency, Saturday, 15 August
Overcast. High 81°, low 55°.
Grand Ronde Agency, Sunday, 16 August
Overcast. High 79°, low 54°.
Grand Ronde Agency, Monday, 17 August
Overcast. High 81°, low 58°.
Grand Ronde Agency, Tuesday, 18 August
Light rain. High 73°, low 60°.
Grand Ronde Agency, Wednesday, 19 August
Partly cloudy. High 84°, low 62°.
Grand Ronde Agency, Thursday, 20 August
Mostly clear. High 88°, low 62°.
Grand Ronde Agency, Friday, 21 August
Clear. High 90°, low 63°.
Grand Ronde Agency, Saturday, 22 August
Mostly clear. High 92°, low 62°.
Grand Ronde Agency, Sunday, 23 August
Clear. High 95°, low 65°.
Grand Ronde Agency, Monday, 24 August
Clear. High 90°, low 60°.
The first 16 days come from weather models — reliable for the first 3–5 days and progressively less so after that. Days 17 through 30 for Grand Ronde Agency, OR are built from the climate normal, the 60-year average, so they show typical weather for those dates rather than a specific forecast.
We compare the forecast against the climate normal for those exact calendar days, computed from 60 years of observations. The deviation shows how much the coming month differs from a typical one.
They are real temperature extremes recorded in Grand Ronde Agency, OR since 1960: the highest and lowest reading for each calendar date, with the year it happened.
The forecast portion refreshes every hour; the climate portion is based on long-term data and stays stable.