Hour-by-hour Forecast in Grinnell — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 11:00 am Sat, Mar 21 |  | 67 °F | Partly cloudy. | 67 °F | 12 mph | ↑ | 46% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 pm |  | 73 °F | Mostly sunny. | 77 °F | 13 mph | ↑ | 38% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 pm | | 78 °F | Mostly sunny. | 78 °F | 14 mph | ↑ | 32% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm |  | 82 °F | Sunny. | 80 °F | 13 mph | ↑ | 27% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 84 °F | Sunny. | 82 °F | 13 mph | ↑ | 25% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm | | 85 °F | Sunny. | 83 °F | 12 mph | ↑ | 24% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm | | 85 °F | Sunny. | 82 °F | 11 mph | ↑ | 24% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm | | 83 °F | Mostly sunny. | 81 °F | 9 mph | ↑ | 27% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm | | 76 °F | Mostly sunny. | 78 °F | 9 mph | ↑ | 34% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 pm |  | 73 °F | Partly cloudy. | 77 °F | 9 mph | ↑ | 38% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm |  | 68 °F | Mostly cloudy. | 68 °F | 9 mph | ↑ | 43% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 pm | | 68 °F | Overcast. | 68 °F | 9 mph | ↑ | 42% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 pm | | 65 °F | Overcast. | 65 °F | 10 mph | ↑ | 46% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 am Sun, Mar 22 | | 64 °F | Overcast. | 64 °F | 11 mph | ↑ | 48% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 am | | 64 °F | Overcast. | 64 °F | 12 mph | ↑ | 51% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 am | | 62 °F | Overcast. | 62 °F | 7 mph | ↑ | 55% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 am | | 60 °F | Cloudy. | 60 °F | 4 mph | ↑ | 58% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 am | | 59 °F | Cloudy. | 57 °F | 8 mph | ↑ | 60% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 am | | 56 °F | Overcast. | 54 °F | 10 mph | ↑ | 67% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 am | | 53 °F | Overcast. | 49 °F | 15 mph | ↑ | 79% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 am | | 51 °F | Overcast. | 45 °F | 20 mph | ↑ | 87% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 am |  | 50 °F | Overcast. | 44 °F | 20 mph | ↑ | 85% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 am | | 49 °F | Overcast. | 42 °F | 20 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 am | | 51 °F | Overcast. | 44 °F | 20 mph | ↑ | 77% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Saturday, March 21, 2026 8:42:39 am Grinnell time - Weather by CustomWeather, © 2026 | |||||||||