West Jonestown, Sunday, 9 August, 10:01
Clear. Feels like 85°. High 86°, low 71°.
West Jonestown, Monday, 10 August
Partly cloudy. High 87°, low 68°.
West Jonestown, Tuesday, 11 August
Rain. High 87°, low 66°.
West Jonestown, Wednesday, 12 August
Light rain. High 84°, low 63°.
West Jonestown, Thursday, 13 August
Light rain. High 81°, low 64°.
West Jonestown, Friday, 14 August
Overcast. High 75°, low 58°.
West Jonestown, Saturday, 15 August
Overcast. High 74°, low 53°.
West Jonestown, Sunday, 16 August
Overcast. High 71°, low 52°.
West Jonestown, Monday, 17 August
Light rain. High 75°, low 58°.
West Jonestown, Tuesday, 18 August
Overcast. High 82°, low 58°.
West Jonestown, Wednesday, 19 August
Light rain. High 77°, low 62°.
West Jonestown, Thursday, 20 August
Mostly clear. High 79°, low 60°.
West Jonestown, Friday, 21 August
Clear. High 81°, low 56°.
West Jonestown, Saturday, 22 August
Mostly clear. High 90°, low 58°.
West Jonestown, Sunday, 23 August
Light rain. High 83°, low 65°.
West Jonestown, Monday, 24 August
Clear. High 78°, 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 West Jonestown, 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 West Jonestown, 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.