Currently: 60 °F. Overcast. (Weather station: Yankton Weather Reporting System, USA). See more current weatherPast Weather in O'Neill Historical Marker — Graph
O'Neill Historical Marker Temperature Yesterday
Maximum temperature yesterday: 55 °F (at 1:56 pm)
Minimum temperature yesterday: 29 °F (at 11:56 pm)
Average temperature yesterday: 47 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 78 °F (Mar 13, 3:56 pm) | 100% (Mar 13, 5:56 am) | 30.24 "Hg (Mar 13, 5:56 am) |
| Low | 16 °F (Mar 8, 5:56 am) | 15% (Mar 13, 4:56 pm) | 28.95 "Hg (Mar 14, 5:56 pm) |
| Average | 44 °F | 58% | 29.82 "Hg |
| * Reported Mar 7 1:56 pm — Mar 22 2:56 pm, O'Neill Historical Marker. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
O'Neill Historical Marker Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 2:56 pm Sat, Mar 22 |  | 63 °F | Broken clouds. | 20 mph | ↑ | 20% | 29.74 "Hg | 10 mi |
| 1:56 pm |  | 63 °F | Passing clouds. | 20 mph | ↑ | 18% | 29.78 "Hg | 10 mi |
| 12:56 pm |  | 61 °F | Sunny. | 16 mph | ↑ | 23% | 29.83 "Hg | 10 mi |
| 11:56 am | | 53 °F | Sunny. | 13 mph | ↑ | 38% | 29.89 "Hg | 10 mi |
| 10:56 am | | 45 °F | Sunny. | 17 mph | ↑ | 51% | 29.93 "Hg | 10 mi |
| 9:56 am | | 36 °F | Sunny. | 12 mph | ↑ | 67% | 29.96 "Hg | 10 mi |
| 8:56 am | | 30 °F | Sunny. | 10 mph | ↑ | 82% | 29.98 "Hg | 10 mi |
| 8:09 am | | 27 °F | Passing clouds. | 8 mph | ↑ | 86% | 29.91 "Hg | 10 mi |
| 6:56 am |  | 22 °F | Clear. | 7 mph | ↑ | 92% | 30.00 "Hg | 10 mi |
| 5:56 am | | 24 °F | Clear. | 6 mph | ↑ | 88% | 30.00 "Hg | 10 mi |
| 4:56 am | | 23 °F | Clear. | 7 mph | ↑ | 88% | 30.00 "Hg | 10 mi |
| 3:56 am | | 26 °F | Clear. | No wind | ↑ | 81% | 30.01 "Hg | 10 mi |
| 2:56 am | | 29 °F | Clear. | No wind | ↑ | 75% | 30.02 "Hg | 10 mi |
| 1:56 am | | 29 °F | Clear. | 3 mph | ↑ | 75% | 30.02 "Hg | 10 mi |
| 12:56 am | | 27 °F | Clear. | No wind | ↑ | 78% | 30.03 "Hg | 10 mi |
| 11:56 pm Fri, Mar 21 | | 29 °F | Clear. | No wind | ↑ | 72% | 30.02 "Hg | 10 mi |
| 10:56 pm | | 35 °F | Clear. | 3 mph | ↑ | 59% | 30.01 "Hg | 10 mi |
| 9:56 pm | | 37 °F | Clear. | 3 mph | ↑ | 54% | 29.99 "Hg | 10 mi |
| 8:56 pm | | 39 °F | Clear. | 3 mph | ↑ | 50% | 29.97 "Hg | 10 mi |
| 7:56 pm | | 41 °F | Clear. | 7 mph | ↑ | 49% | 29.95 "Hg | 10 mi |
| 6:56 pm | | 46 °F | Sunny. | 14 mph | ↑ | 38% | 29.92 "Hg | 10 mi |
| 5:56 pm | | 49 °F | Sunny. | 22 mph | ↑ | 41% | 29.89 "Hg | 10 mi |
| 4:56 pm | | 52 °F | Sunny. | 24 mph | ↑ | 40% | 29.85 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||