South Manheim, Sunday, 9 August, 08:35
Clear. Feels like 76°. High 84°, low 70°.
South Manheim, Monday, 10 August
Mostly clear. High 83°, low 68°.
South Manheim, Tuesday, 11 August
Heavy rain. High 85°, low 68°.
South Manheim, Wednesday, 12 August
Light rain. High 83°, low 65°.
South Manheim, Thursday, 13 August
Clear. High 80°, low 60°.
South Manheim, Friday, 14 August
Clear. High 75°, low 53°.
South Manheim, Saturday, 15 August
Mostly clear. High 76°, low 51°.
South Manheim, Sunday, 16 August
Overcast. High 78°, low 52°.
South Manheim, Monday, 17 August
Partly cloudy. High 80°, low 56°.
South Manheim, Tuesday, 18 August
Light rain. High 79°, low 60°.
South Manheim, Wednesday, 19 August
Mostly clear. High 84°, low 61°.
South Manheim, Thursday, 20 August
Partly cloudy. High 86°, low 61°.
South Manheim, Friday, 21 August
Rain. High 92°, low 65°.
South Manheim, Saturday, 22 August
Clear. High 90°, low 69°.
South Manheim, Sunday, 23 August
Clear. High 94°, low 66°.
South Manheim, Monday, 24 August
Rain. High 91°, low 71°.
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 South Manheim, 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 South Manheim, 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.