Mound Station, Saturday, 8 August, 20:13
Clear. Feels like 78°. High 87°, low 69°.
Mound Station, Sunday, 9 August
Partly cloudy. High 94°, low 70°.
Mound Station, Monday, 10 August
Overcast. High 97°, low 74°.
Mound Station, Tuesday, 11 August
Light rain. High 100°, low 80°.
Mound Station, Wednesday, 12 August
Rain. High 84°, low 71°.
Mound Station, Thursday, 13 August
Heavy rain. High 81°, low 65°.
Mound Station, Friday, 14 August
Light rain. High 75°, low 63°.
Mound Station, Saturday, 15 August
Light rain. High 71°, low 64°.
Mound Station, Sunday, 16 August
Light rain. High 77°, low 63°.
Mound Station, Monday, 17 August
Light rain. High 81°, low 66°.
Mound Station, Tuesday, 18 August
Overcast. High 84°, low 66°.
Mound Station, Wednesday, 19 August
Overcast. High 79°, low 64°.
Mound Station, Thursday, 20 August
Overcast. High 76°, low 56°.
Mound Station, Friday, 21 August
Overcast. High 72°, low 52°.
Mound Station, Saturday, 22 August
Light rain. High 82°, low 61°.
Mound Station, Sunday, 23 August
Mostly clear. High 88°, low 66°.
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 Mound Station, IL 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 Mound Station, IL 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.