Sun Valley, Tuesday, 13 October, 10:42
Clear. Feels like 60°. High 71°, low 50°.
Sun Valley, Wednesday, 14 October
Light rain. High 68°, low 54°.
Sun Valley, Thursday, 15 October
Mostly clear. High 62°, low 48°.
Sun Valley, Friday, 16 October
Rain. High 70°, low 46°.
Sun Valley, Saturday, 17 October
Light rain. High 42°, low 34°.
Sun Valley, Sunday, 18 October
Clear. High 53°, low 31°.
Sun Valley, Monday, 19 October
Overcast. High 56°, low 37°.
Sun Valley, Tuesday, 20 October
Overcast. High 53°, low 48°.
Sun Valley, Wednesday, 21 October
Clear. High 61°, low 44°.
Sun Valley, Thursday, 22 October
Partly cloudy. High 57°, low 39°.
Sun Valley, Friday, 23 October
Partly cloudy. High 61°, low 42°.
Sun Valley, Saturday, 24 October
Clear. High 69°, low 49°.
Sun Valley, Sunday, 25 October
Overcast. High 52°, low 43°.
Sun Valley, Monday, 26 October
Clear. High 53°, low 35°.
Sun Valley, Tuesday, 27 October
Partly cloudy. High 44°, low 32°.
Sun Valley, Wednesday, 28 October
Overcast. High 48°, low 29°.
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 Sun Valley, PA 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 Sun Valley, PA 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.