Arch Spring, Wednesday, 14 October, 06:05
Mostly clear. Feels like 64°. High 80°, low 61°.
Arch Spring, Thursday, 15 October
Partly cloudy. High 64°, low 47°.
Arch Spring, Friday, 16 October
Light rain. High 80°, low 56°.
Arch Spring, Saturday, 17 October
Light rain. High 54°, low 39°.
Arch Spring, Sunday, 18 October
Clear. High 58°, low 35°.
Arch Spring, Monday, 19 October
Clear. High 62°, low 41°.
Arch Spring, Tuesday, 20 October
Overcast. High 64°, low 47°.
Arch Spring, Wednesday, 21 October
Clear. High 66°, low 45°.
Arch Spring, Thursday, 22 October
Overcast. High 61°, low 44°.
Arch Spring, Friday, 23 October
Overcast. High 48°, low 35°.
Arch Spring, Saturday, 24 October
Clear. High 52°, low 34°.
Arch Spring, Sunday, 25 October
Overcast. High 51°, low 35°.
Arch Spring, Monday, 26 October
Light rain. High 45°, low 38°.
Arch Spring, Tuesday, 27 October
Mostly clear. High 49°, low 32°.
Arch Spring, Wednesday, 28 October
Overcast. High 46°, low 31°.
Arch Spring, Thursday, 29 October
Overcast. High 47°, low 41°.
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 Arch Spring, 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 Arch Spring, 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.