Sun Valley, Tuesday, 13 October, 13:20
Mostly clear. Feels like 99°. High 90°, low 76°.
Sun Valley, Wednesday, 14 October
Rain. High 91°, low 72°.
Sun Valley, Thursday, 15 October
Clear. High 85°, low 69°.
Sun Valley, Friday, 16 October
Clear. High 70°, low 56°.
Sun Valley, Saturday, 17 October
Overcast. High 66°, low 49°.
Sun Valley, Sunday, 18 October
Overcast. High 69°, low 49°.
Sun Valley, Monday, 19 October
Light rain. High 70°, low 58°.
Sun Valley, Tuesday, 20 October
Light rain. High 75°, low 60°.
Sun Valley, Wednesday, 21 October
Light rain. High 81°, low 69°.
Sun Valley, Thursday, 22 October
Light rain. High 84°, low 71°.
Sun Valley, Friday, 23 October
Rain. High 75°, low 64°.
Sun Valley, Saturday, 24 October
Rain. High 70°, low 65°.
Sun Valley, Sunday, 25 October
Light rain. High 63°, low 58°.
Sun Valley, Monday, 26 October
Overcast. High 68°, low 58°.
Sun Valley, Tuesday, 27 October
Overcast. High 61°, low 57°.
Sun Valley, Wednesday, 28 October
Light rain. High 75°, low 58°.
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, TX 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, TX 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.