Sun Valley, Thursday, 15 October, 06:59
Clear. Feels like 73°. High 87°, low 71°.
Sun Valley, Friday, 16 October
Light rain. High 71°, low 55°.
Sun Valley, Saturday, 17 October
Clear. High 64°, low 49°.
Sun Valley, Sunday, 18 October
Clear. High 68°, low 48°.
Sun Valley, Monday, 19 October
Clear. High 74°, low 49°.
Sun Valley, Tuesday, 20 October
Clear. High 77°, low 52°.
Sun Valley, Wednesday, 21 October
Partly cloudy. High 81°, low 58°.
Sun Valley, Thursday, 22 October
Overcast. High 82°, low 60°.
Sun Valley, Friday, 23 October
Light rain. High 74°, low 60°.
Sun Valley, Saturday, 24 October
Light rain. High 75°, low 65°.
Sun Valley, Sunday, 25 October
Light rain. High 66°, low 51°.
Sun Valley, Monday, 26 October
Clear. High 67°, low 45°.
Sun Valley, Tuesday, 27 October
Overcast. High 67°, low 46°.
Sun Valley, Wednesday, 28 October
Overcast. High 71°, low 47°.
Sun Valley, Thursday, 29 October
Clear. High 74°, low 50°.
Sun Valley, Friday, 30 October
Clear. High 76°, low 54°.
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.