Old Side, Saturday, 8 August, 15:53
Clear. Feels like 84°. High 82°, low 67°.
Old Side, Sunday, 9 August
Clear. High 87°, low 67°.
Old Side, Monday, 10 August
Rain. High 86°, low 64°.
Old Side, Tuesday, 11 August
Rain. High 85°, low 63°.
Old Side, Wednesday, 12 August
Light rain. High 79°, low 64°.
Old Side, Thursday, 13 August
Light rain. High 71°, low 59°.
Old Side, Friday, 14 August
Clear. High 72°, low 50°.
Old Side, Saturday, 15 August
Clear. High 73°, low 47°.
Old Side, Sunday, 16 August
Mostly clear. High 76°, low 49°.
Old Side, Monday, 17 August
Overcast. High 81°, low 53°.
Old Side, Tuesday, 18 August
Light rain. High 77°, low 63°.
Old Side, Wednesday, 19 August
Overcast. High 75°, low 58°.
Old Side, Thursday, 20 August
Light rain. High 62°, low 54°.
Old Side, Friday, 21 August
Rain. High 76°, low 58°.
Old Side, Saturday, 22 August
Light rain. High 78°, low 59°.
Old Side, Sunday, 23 August
Clear. High 69°, low 48°.
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 Old Side, 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 Old Side, 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.