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Town of Old Lyme, CTOld Lyme, CT Weather Forecast
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Old Lyme Weather Forecast
| OVERNIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 | | | |  |  |  |  |  |  | | |
| Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog | Chance of T-Storm | Chance of Rain | Rain and Snow | Partly Sunny | Mostly Cloudy | Mostly Sunny | Mostly Cloudy | Mostly Cloudy |
| Lo: 39°FLo: 4°C | Hi: 60°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 49°FLo: 9°C | Hi: 49°FHi: 9°C | Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C | Lo: 35°FLo: 2°C | Hi: 49°FHi: 9°C | Lo: 31°FLo: -1°C | Hi: 49°FHi: 9°C |
| POP: 40% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 218 AM EDT Tue Mar 10 2026 
Old Lyme Radar Loop
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