North Mount Vernon, Sunday, 9 August, 06:42
Clear. Feels like 64°. High 86°, low 64°.
North Mount Vernon, Monday, 10 August
Heavy rain. High 85°, low 66°.
North Mount Vernon, Tuesday, 11 August
Heavy rain. High 84°, low 63°.
North Mount Vernon, Wednesday, 12 August
Rain. High 80°, low 65°.
North Mount Vernon, Thursday, 13 August
Light rain. High 76°, low 62°.
North Mount Vernon, Friday, 14 August
Overcast. High 73°, low 56°.
North Mount Vernon, Saturday, 15 August
Overcast. High 72°, low 54°.
North Mount Vernon, Sunday, 16 August
Light rain. High 70°, low 52°.
North Mount Vernon, Monday, 17 August
Light rain. High 77°, low 56°.
North Mount Vernon, Tuesday, 18 August
Clear. High 79°, low 60°.
North Mount Vernon, Wednesday, 19 August
Mostly clear. High 81°, low 62°.
North Mount Vernon, Thursday, 20 August
Light rain. High 84°, low 66°.
North Mount Vernon, Friday, 21 August
Partly cloudy. High 90°, low 72°.
North Mount Vernon, Saturday, 22 August
Partly cloudy. High 91°, low 65°.
North Mount Vernon, Sunday, 23 August
Light rain. High 94°, low 71°.
North Mount Vernon, Monday, 24 August
Overcast. High 85°, 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 North Mount Vernon, OH 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 North Mount Vernon, OH 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.