South Lyme, CT Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for South Lyme, CT in one place.
Mostly sunny. High near 60, with temperatures falling to around 57 in the afternoon. West wind 10 to 14 mph, with gusts as high as 24 mph.
Local Weather Overview
This forecast page for South Lyme, CT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 10, 2026 12:25 AM EST.
The active forecast window currently covers Nov 10 to Nov 16, 2026 for South Lyme, CT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 10 to Nov 16, 2026
- Latest sync
- Nov 10, 2026 12:25 AM EST
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in South Lyme
Tuesday looks like the warmest upcoming period in South Lyme at 60 degrees F.
Friday Night is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Thursday Night at about 16 to 26 mph NE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 10, 2026 12:25 AM EST
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KOKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear. Low around 48, with temperatures rising to around 50 overnight. West wind 10 to 14 mph.
Sunny. High near 58, with temperatures falling to around 56 in the afternoon. West wind 5 to 9 mph.
Mostly cloudy, with a low around 47. North wind 1 to 6 mph.
A chance of rain after 7am. Mostly cloudy. High near 58, with temperatures falling to around 55 in the afternoon. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Rain. Cloudy, with a low around 46. Chance of precipitation is 80%.
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
A chance of rain. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
A slight chance of rain before 7pm. Mostly cloudy, with a low around 41.
Mostly sunny, with a high near 51.
Partly cloudy, with a low around 41.
Mostly sunny, with a high near 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Nov 10
|
Mostly Sunny
|
60°F |
10 to 14 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
48°F |
10 to 14 mph
W
|
|
Veterans Day
Nov 11
|
Sunny
|
58°F |
5 to 9 mph
W
|
|
Wednesday Night
Nov 11
|
Mostly Cloudy
|
47°F |
1 to 6 mph
N
|
|
Thursday
Nov 12
|
Chance Light Rain
|
58°F |
7 to 15 mph
E
|
|
Thursday Night
Nov 12
|
Light Rain
|
46°F |
16 to 26 mph
NE
|
|
Friday
Nov 13
|
Light Rain Likely
|
49°F |
21 to 26 mph
N
|
|
Friday Night
Nov 13
|
Light Rain Likely
|
41°F |
21 mph
N
|
|
Saturday
Nov 14
|
Chance Light Rain
|
48°F |
21 mph
NW
|
|
Saturday Night
Nov 14
|
Slight Chance Light Rain then Mostly Cloudy
|
41°F |
21 mph
NW
|
|
Sunday
Nov 15
|
Mostly Sunny
|
51°F |
15 to 20 mph
NW
|
|
Sunday Night
Nov 15
|
Partly Cloudy
|
41°F |
14 mph
NW
|
|
Monday
Nov 16
|
Mostly Sunny
|
53°F |
8 to 12 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around South Lyme.