Upper Pottsgrove, Sunday, 9 August, 00:10
Partly cloudy. Feels like 74°. High 87°, low 71°.
Upper Pottsgrove, Monday, 10 August
Partly cloudy. High 87°, low 71°.
Upper Pottsgrove, Tuesday, 11 August
Light rain. High 88°, low 69°.
Upper Pottsgrove, Wednesday, 12 August
Light rain. High 83°, low 68°.
Upper Pottsgrove, Thursday, 13 August
Light rain. High 82°, low 63°.
Upper Pottsgrove, Friday, 14 August
Clear. High 77°, low 56°.
Upper Pottsgrove, Saturday, 15 August
Clear. High 79°, low 56°.
Upper Pottsgrove, Sunday, 16 August
Overcast. High 79°, low 55°.
Upper Pottsgrove, Monday, 17 August
Light rain. High 76°, low 59°.
Upper Pottsgrove, Tuesday, 18 August
Light rain. High 68°, low 64°.
Upper Pottsgrove, Wednesday, 19 August
Light rain. High 76°, low 64°.
Upper Pottsgrove, Thursday, 20 August
Heavy rain. High 77°, low 65°.
Upper Pottsgrove, Friday, 21 August
Clear. High 77°, low 57°.
Upper Pottsgrove, Saturday, 22 August
Mostly clear. High 76°, low 53°.
Upper Pottsgrove, Sunday, 23 August
Light rain. High 82°, low 60°.
Upper Pottsgrove, Monday, 24 August
Light rain. High 85°, low 67°.
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 Upper Pottsgrove, 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 Upper Pottsgrove, 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.