Rock Falls, Thursday, 5 November, 01:45
Overcast. Feels like 43°. High 49°, low 42°.
Rock Falls, Friday, 6 November
Clear. High 46°, low 32°.
Rock Falls, Saturday, 7 November
Mostly clear. High 55°, low 32°.
Rock Falls, Sunday, 8 November
Mostly clear. High 57°, low 41°.
Rock Falls, Monday, 9 November
Partly cloudy. High 65°, low 37°.
Rock Falls, Tuesday, 10 November
Overcast. High 56°, low 41°.
Rock Falls, Wednesday, 11 November
Partly cloudy. High 48°, low 38°.
Rock Falls, Thursday, 12 November
Clear. High 49°, low 33°.
Rock Falls, Friday, 13 November
Overcast. High 57°, low 38°.
Rock Falls, Saturday, 14 November
Clear. High 63°, low 44°.
Rock Falls, Sunday, 15 November
Mostly clear. High 65°, low 49°.
Rock Falls, Monday, 16 November
Rain. High 57°, low 51°.
Rock Falls, Tuesday, 17 November
Light rain. High 50°, low 45°.
Rock Falls, Wednesday, 18 November
Light rain. High 46°, low 43°.
Rock Falls, Thursday, 19 November
Heavy rain. High 47°, low 37°.
Rock Falls, Friday, 20 November
Light rain. High 36°, low 29°.
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 Rock Falls, IA 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 Rock Falls, IA 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.