Sylvan Lane, Sunday, 9 August, 04:51
Rain. Feels like 69°. High 82°, low 67°.
Sylvan Lane, Monday, 10 August
Light rain. High 83°, low 64°.
Sylvan Lane, Tuesday, 11 August
Heavy rain. High 80°, low 63°.
Sylvan Lane, Wednesday, 12 August
Light rain. High 73°, low 64°.
Sylvan Lane, Thursday, 13 August
Light rain. High 74°, low 57°.
Sylvan Lane, Friday, 14 August
Overcast. High 69°, low 50°.
Sylvan Lane, Saturday, 15 August
Overcast. High 69°, low 49°.
Sylvan Lane, Sunday, 16 August
Light rain. High 65°, low 50°.
Sylvan Lane, Monday, 17 August
Partly cloudy. High 74°, low 54°.
Sylvan Lane, Tuesday, 18 August
Clear. High 77°, low 56°.
Sylvan Lane, Wednesday, 19 August
Overcast. High 82°, low 58°.
Sylvan Lane, Thursday, 20 August
Partly cloudy. High 87°, low 61°.
Sylvan Lane, Friday, 21 August
Light rain. High 92°, low 71°.
Sylvan Lane, Saturday, 22 August
Light rain. High 88°, low 70°.
Sylvan Lane, Sunday, 23 August
Partly cloudy. High 93°, low 68°.
Sylvan Lane, Monday, 24 August
Light rain. High 92°, low 76°.
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 Sylvan Lane, 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 Sylvan Lane, 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.