Grundy Center, Sunday, 9 August, 15:09
Overcast. Feels like 88°. High 86°, low 66°.
Two-week outlook for Grundy Center, IA: week one averages a high of 82.5° and week two 81.7°, so both weeks look similar in temperature. Around 1.8 inches of precipitation are expected over the 14 days, across 6 wet days. The nearest weekend, August 9: 86°, with precipitation.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (August 9 – August 15) | 82.5° | 67.9° | 1.4 in / 5 d | — |
| 2nd (August 16 – August 22) | 81.7° | 64.9° | 0.4 in / 1 d | — |
Grundy Center, Monday, 10 August
Rain. High 87°, low 69°.
Grundy Center, Tuesday, 11 August
Overcast. High 87°, low 70°.
Grundy Center, Wednesday, 12 August
Light rain. High 82°, low 66°.
Grundy Center, Thursday, 13 August
Rain. High 76°, low 67°.
Grundy Center, Friday, 14 August
Light rain. High 73°, low 67°.
Grundy Center, Saturday, 15 August
Rain. High 87°, low 70°.
Grundy Center, Sunday, 16 August
Overcast. High 75°, low 65°.
Grundy Center, Monday, 17 August
Rain. High 75°, low 64°.
Grundy Center, Tuesday, 18 August
Overcast. High 86°, low 68°.
Grundy Center, Wednesday, 19 August
Overcast. High 83°, low 67°.
Grundy Center, Thursday, 20 August
Light rain. High 91°, low 67°.
Grundy Center, Friday, 21 August
Light rain. High 78°, low 63°.
Grundy Center, Saturday, 22 August
Clear. High 85°, low 60°.
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 Grundy Center, IA, 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.