Calumet City, Sunday, 9 August, 13:19
Partly cloudy. Feels like 99°. High 87°, low 63°.
Two-week outlook for Calumet City, IL: week one averages a high of 81.8° and week two 80°, so week two runs 1.9° cooler than week one. Around 3.7 inches of precipitation are expected over the 14 days, across 9 wet days. The nearest weekend, August 9: 87°, with precipitation.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (August 9 – August 15) | 81.8° | 66.9° | 3.1 in / 6 d | — |
| 2nd (August 16 – August 22) | 80° | 64.8° | 0.6 in / 3 d | — |
Calumet City, Monday, 10 August
Heavy rain. High 91°, low 73°.
Calumet City, Tuesday, 11 August
Heavy rain. High 88°, low 67°.
Calumet City, Wednesday, 12 August
Rain. High 82°, low 69°.
Calumet City, Thursday, 13 August
Light rain. High 74°, low 65°.
Calumet City, Friday, 14 August
Overcast. High 75°, low 65°.
Calumet City, Saturday, 15 August
Light rain. High 75°, low 65°.
Calumet City, Sunday, 16 August
Rain. High 80°, low 64°.
Calumet City, Monday, 17 August
Light rain. High 75°, low 65°.
Calumet City, Tuesday, 18 August
Overcast. High 80°, low 61°.
Calumet City, Wednesday, 19 August
Light rain. High 81°, low 68°.
Calumet City, Thursday, 20 August
Light rain. High 75°, low 66°.
Calumet City, Friday, 21 August
Rain. High 84°, low 62°.
Calumet City, Saturday, 22 August
Light rain. High 84°, low 67°.
Week one is solid for planning — accuracy is high. Week two shows the trend: go by the averages and the comparison with normal, and check the details closer to the date.
It is the gap between the forecast and the climate normal for those same dates in Calumet City, IL, computed over 60 years. A positive value means the week runs warmer than usual.
Saturday and Sunday plans are what people check most, so we give them their own cards with temperature and precipitation.