Currently: 19 °F. Clear. (Weather station: Groton / New London Airport, USA). See more current weatherPast Weather in Groton — Graph
Groton Temperature Yesterday
Maximum temperature yesterday: 41 °F (at 12:56 pm)
Minimum temperature yesterday: 21 °F (at 11:56 pm)
Average temperature yesterday: 32 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 56 °F (Nov 26, 2:26 am) | 100% (Nov 22, 12:56 am) | 30.52 "Hg (Nov 22, 12:56 am) |
| Low | 21 °F (Dec 4, 11:56 pm) | 28% (Nov 28, 1:56 pm) | 29.52 "Hg (Dec 2, 8:17 pm) |
| Average | 41 °F | 72% | 30.02 "Hg |
| * Reported Nov 19 11:56 pm — Dec 4 11:56 pm, Groton. 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
Groton Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 11:56 pm Thu, Dec 4 | | 21 °F | Clear. | 18 mph | ↑ | 30% | 30.27 "Hg | 10 mi |
| 10:56 pm | | 22 °F | Clear. | 18 mph | ↑ | 40% | 30.24 "Hg | 10 mi |
| 9:56 pm | | 23 °F | Clear. | 22 mph | ↑ | 42% | 30.21 "Hg | 10 mi |
| 8:56 pm | | 25 °F | Clear. | 22 mph | ↑ | 40% | 30.20 "Hg | 10 mi |
| 7:56 pm | | 27 °F | Clear. | 18 mph | ↑ | 42% | 30.15 "Hg | 10 mi |
| 6:56 pm | | 30 °F | Clear. | 26 mph | ↑ | 47% | 30.11 "Hg | 10 mi |
| 5:56 pm |  | 34 °F | Passing clouds. | 17 mph | ↑ | 54% | 30.05 "Hg | 10 mi |
| 4:56 pm |  | 39 °F | Overcast. | 18 mph | ↑ | 43% | 29.98 "Hg | 10 mi |
| 3:56 pm |  | 40 °F | Partly sunny. | 10 mph | ↑ | 49% | 29.94 "Hg | 10 mi |
| 2:56 pm |  | 40 °F | Passing clouds. | 14 mph | ↑ | 47% | 29.92 "Hg | 10 mi |
| 1:56 pm |  | 41 °F | Sunny. | 16 mph | ↑ | 49% | 29.90 "Hg | 10 mi |
| 12:56 pm | | 41 °F | Partly sunny. | 12 mph | ↑ | 51% | 29.90 "Hg | 10 mi |
| 11:56 am | | 39 °F | Scattered clouds. | 13 mph | ↑ | 57% | 29.92 "Hg | 10 mi |
| 10:56 am |  | 37 °F | Overcast. | 10 mph | ↑ | 60% | 29.95 "Hg | 10 mi |
| 9:56 am | | 37 °F | Overcast. | 9 mph | ↑ | 62% | 29.93 "Hg | 10 mi |
| 8:56 am | | 36 °F | Overcast. | 10 mph | ↑ | 62% | 29.95 "Hg | 10 mi |
| 7:56 am | | 35 °F | Sunny. | 10 mph | ↑ | 67% | 29.95 "Hg | 10 mi |
| 6:56 am | | 34 °F | Clear. | 6 mph | ↑ | 64% | 29.95 "Hg | 10 mi |
| 6:07 am | | 34 °F | Passing clouds. | 6 mph | ↑ | 70% | 29.96 "Hg | 10 mi |
| 5:39 am | | 34 °F | Passing clouds. | 5 mph | ↑ | 73% | 29.97 "Hg | 10 mi |
| 4:56 am | | 34 °F | Clear. | 7 mph | ↑ | 70% | 29.95 "Hg | 10 mi |
| 3:56 am | | 34 °F | Clear. | 8 mph | ↑ | 70% | 29.97 "Hg | 10 mi |
| 2:56 am | | 23 °F | Clear. | 3 mph | ↑ | 92% | 29.99 "Hg | 10 mi |
| 1:56 am | | 25 °F | Clear. | No wind | ↑ | 88% | 30.01 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||