Custer, Saturday, 8 August, 14:51
Clear. Feels like 84°. High 83°, low 69°.
Two-week outlook for Custer, IL: week one averages a high of 81.2° and week two 79.3°, so week two runs 1.9° cooler than week one. Around 1.3 inches of precipitation are expected over the 14 days, across 7 wet days. The nearest weekend, August 8: 83°, with precipitation.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (August 8 – August 14) | 81.2° | 67.4° | 0.8 in / 5 d | — |
| 2nd (August 15 – August 21) | 79.3° | 63.2° | 0.6 in / 2 d | — |
Custer, Sunday, 9 August
Rain. High 91°, low 67°.
Custer, Monday, 10 August
Light rain. High 89°, low 75°.
Custer, Tuesday, 11 August
Light rain. High 84°, low 71°.
Custer, Wednesday, 12 August
Rain. High 76°, low 69°.
Custer, Thursday, 13 August
Rain. High 71°, low 66°.
Custer, Friday, 14 August
Clear. High 74°, low 55°.
Custer, Saturday, 15 August
Overcast. High 73°, low 55°.
Custer, Sunday, 16 August
Overcast. High 77°, low 57°.
Custer, Monday, 17 August
Light rain. High 80°, low 66°.
Custer, Tuesday, 18 August
Light rain. High 81°, low 69°.
Custer, Wednesday, 19 August
Light rain. High 85°, low 66°.
Custer, Thursday, 20 August
Rain. High 79°, low 67°.
Custer, Friday, 21 August
Clear. High 80°, low 62°.
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 Custer, 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.