Willow Grove, Sunday, 11 October, 23:20
Rain. Feels like 60°. High 62°, low 59°.
Willow Grove, Monday, 12 October
Rain. High 73°, low 53°.
Willow Grove, Tuesday, 13 October
Clear. High 77°, low 55°.
Willow Grove, Wednesday, 14 October
Overcast. High 80°, low 65°.
Willow Grove, Thursday, 15 October
Clear. High 68°, low 58°.
Willow Grove, Friday, 16 October
Rain. High 82°, low 57°.
Willow Grove, Saturday, 17 October
Clear. High 53°, low 38°.
Willow Grove, Sunday, 18 October
Mostly clear. High 52°, low 33°.
Willow Grove, Monday, 19 October
Clear. High 62°, low 41°.
Willow Grove, Tuesday, 20 October
Partly cloudy. High 68°, low 47°.
Willow Grove, Wednesday, 21 October
Overcast. High 69°, low 51°.
Willow Grove, Thursday, 22 October
Clear. High 70°, low 53°.
Willow Grove, Friday, 23 October
Heavy rain. High 64°, low 48°.
Willow Grove, Saturday, 24 October
Partly cloudy. High 55°, low 47°.
Willow Grove, Sunday, 25 October
Overcast. High 51°, low 44°.
Willow Grove, Monday, 26 October
Overcast. High 49°, low 44°.
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 Willow Grove, NJ 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 Willow Grove, NJ 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.