Past Weather in Cornwall — Graph
Cornwall Temperature Yesterday
Maximum temperature yesterday: 32 °F (at 1:00 am)
Minimum temperature yesterday: 26 °F (at 6:00 am)
Average temperature yesterday: 28 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 67 °F (Mar 16, 3:00 pm) | 100% (Mar 7, 9:00 am) | 30.47 "Hg (Mar 7, 9:00 am) |
| Low | 8 °F (Mar 18, 7:00 am) | 30% (Mar 9, 5:00 pm) | 29.14 "Hg (Mar 17, 1:00 am) |
| Average | 34 °F | 74% | 29.88 "Hg |
| * Reported Mar 6 11:00 am — Mar 21 12:00 pm, Cornwall. Weather by CustomWeather, © 2026 | |||
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
Cornwall Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:00 pm Sat, Mar 21 |  | 34 °F | Chilly. | 9 mph | ↑ | 65% | 30.02 "Hg | N/A |
| 11:00 am | | 32 °F | Chilly. | 8 mph | ↑ | 73% | 30.03 "Hg | N/A |
| 10:00 am | | 30 °F | Chilly. | 6 mph | ↑ | 73% | 30.02 "Hg | N/A |
| 9:00 am | | 29 °F | Chilly. | 3 mph | ↑ | 89% | 30.01 "Hg | N/A |
| 8:00 am | | 27 °F | Chilly. | 3 mph | ↑ | 84% | 29.99 "Hg | N/A |
| 7:00 am | | 25 °F | Chilly. | 2 mph | ↑ | 86% | 29.95 "Hg | N/A |
| 6:00 am | | 25 °F | Cold. | 1 mph | ↑ | 88% | 29.93 "Hg | N/A |
| 5:00 am | | 25 °F | Cold. | No wind | ↑ | 85% | 29.91 "Hg | N/A |
| 4:00 am | | 22 °F | Cold. | 1 mph | ↑ | 89% | 29.89 "Hg | N/A |
| 3:00 am | | 26 °F | Chilly. | 1 mph | ↑ | 81% | 29.88 "Hg | N/A |
| 2:00 am | | 27 °F | Chilly. | 1 mph | ↑ | 82% | 29.88 "Hg | N/A |
| 1:00 am | | 27 °F | Chilly. | No wind | ↑ | 81% | 29.87 "Hg | N/A |
| 12:00 am | | 27 °F | Chilly. | 1 mph | ↑ | 81% | 29.88 "Hg | N/A |
| 11:00 pm Fri, Mar 20 | | 27 °F | Chilly. | 6 mph | ↑ | 82% | 29.86 "Hg | N/A |
| 10:00 pm | | 29 °F | Chilly. | 6 mph | ↑ | 78% | 29.84 "Hg | N/A |
| 9:00 pm | | 28 °F | Chilly. | 6 mph | ↑ | 86% | 29.83 "Hg | N/A |
| 8:00 pm | | 28 °F | Chilly. | 7 mph | ↑ | 87% | 29.82 "Hg | N/A |
| 7:00 pm | | 28 °F | Chilly. | 7 mph | ↑ | 87% | 29.81 "Hg | N/A |
| 6:00 pm | | 28 °F | Chilly. | 12 mph | ↑ | 86% | 29.80 "Hg | N/A |
| 5:00 pm | | 28 °F | Chilly. | 9 mph | ↑ | 89% | 29.79 "Hg | N/A |
| 4:00 pm | | 28 °F | Chilly. | 14 mph | ↑ | 87% | 29.79 "Hg | N/A |
| 3:00 pm | | 28 °F | Chilly. | 10 mph | ↑ | 86% | 29.80 "Hg | N/A |
| 2:00 pm | | 27 °F | Chilly. | 14 mph | ↑ | 90% | 29.83 "Hg | N/A |
| 1:00 pm | | 26 °F | Chilly. | 12 mph | ↑ | 92% | 29.90 "Hg | N/A |
| 12:00 pm | | 26 °F | Chilly. | 12 mph | ↑ | 91% | 29.93 "Hg | N/A |
| Weather by CustomWeather, © 2026 | ||||||||