Weather forecast for 10 daysSouth Lyme, CT
Weather forecast for the weekend
Sunday Oct 18, 2026
- 57°F
- 43°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 7mphNE 40°
- Humidity: 48%
- UV index: 4
- Sunrise: 7:04 am EDT
- Sunset: 6:03 pm EDT
- details ▼
Today, in South Lyme, the forecast calls for abundant sunshine.
The maximum temperature will be a refreshing 57.2°F, while the minimum temperature will be a brisk 42.8°F.
Today, the forecasted high temperature will be a few degrees lower than the average October peak of 61.7°F.
Sunrise will be at 7:04 am and sunset at 6:03 pm; the daylight will last for 10h and 59min.
The maximum temperature will be a refreshing 57.2°F, while the minimum temperature will be a brisk 42.8°F.
Today, the forecasted high temperature will be a few degrees lower than the average October peak of 61.7°F.
Sunrise will be at 7:04 am and sunset at 6:03 pm; the daylight will last for 10h and 59min.
10-day overview
Daily temperatures
Warmest day: Tuesday 66°C.
Minimum temperature: 57°C.
Minimum temperature: 57°C.
Chance of precipitation
Highest chance: Thursday 24%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 57°F
- 43°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 7mphNE 40°
- Humidity: 48%
- UV index: 4
- Sunrise: 7:04 am EDT
- Sunset: 6:03 pm EDT
- details ▼
- Monday
- Oct 19, 2026
- 63°F
- 48°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 14mphNE 40°
- Humidity: 61%
- UV index: 4
- Sunrise: 7:05 am EDT
- Sunset: 6:02 pm EDT
- details ▼
- Tuesday
- Oct 20, 2026
- 66°F
- 46°F
Partly Cloudy
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 17mphNNE 26°
- Humidity: 58%
- UV index: 4
- Sunrise: 7:06 am EDT
- Sunset: 6:00 pm EDT
- details ▼
- Wednesday
- Oct 21, 2026
- 59°F
- 45°F
Partly Cloudy
- Precip. probability: 17%
- Precipitation: 0"
- Wind: 18mphNE 35°
- Humidity: 66%
- UV index: 4
- Sunrise: 7:07 am EDT
- Sunset: 5:59 pm EDT
- details ▼
- Thursday
- Oct 22, 2026
- 63°F
- 45°F
Mostly Sunny
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 14mphN 11°
- Humidity: 61%
- UV index: 4
- Sunrise: 7:08 am EDT
- Sunset: 5:57 pm EDT
- details ▼
- Friday
- Oct 23, 2026
- 57°F
- 41°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 14mphNNE 18°
- Humidity: 52%
- UV index: 4
- Sunrise: 7:10 am EDT
- Sunset: 5:56 pm EDT
- details ▼
- Saturday
- Oct 24, 2026
- 57°F
- 39°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 11mphNE 34°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:11 am EDT
- Sunset: 5:55 pm EDT
- details ▼
- Sunday
- Oct 25, 2026
- 61°F
- 43°F
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 7mphNW 305°
- Humidity: 58%
- UV index: 3
- Sunrise: 7:12 am EDT
- Sunset: 5:53 pm EDT
- details ▼
- Monday
- Oct 26, 2026
- 64°F
- 48°F
Partly Cloudy
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 8mphNW 304°
- Humidity: 60%
- UV index: 3
- Sunrise: 7:13 am EDT
- Sunset: 5:52 pm EDT
- details ▼
- Tuesday
- Oct 27, 2026
- 63°F
- 43°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 10mphN 355°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:14 am EDT
- Sunset: 5:51 pm EDT
- details ▼
Across the following ten days, a combination of clear and gloomy weather is predicted.
Rainfall is not forecasted in South Lyme in the upcoming period.
In the upcoming days, the highest temperature will range between 57.2°F and 66.2°F, while the low temperature range extends from 39.2°F to 48.2°F.
Expect the warmest day on Tuesday, with temperatures peaking at 66.2°F; with a maximum temperature of 57.2°F, Sunday, Friday and Saturday will be the coldest days.
Rainfall is not forecasted in South Lyme in the upcoming period.
In the upcoming days, the highest temperature will range between 57.2°F and 66.2°F, while the low temperature range extends from 39.2°F to 48.2°F.
Expect the warmest day on Tuesday, with temperatures peaking at 66.2°F; with a maximum temperature of 57.2°F, Sunday, Friday and Saturday will be the coldest days.
Updated: Oct 18, 2026 @ 10:14:45 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Sunday, in South Lyme, sunny conditions are expected to continue.
Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 42.8°F.
The highest temperature will be slightly cooler than the average maximum of 61.7°F in October. The lowest temperature today will be also relatively lower than the average low temperature.
The highest temperature will be slightly cooler than the average maximum of 61.7°F in October. The lowest temperature today will be also relatively lower than the average low temperature.
On Sunday, in South Lyme, sunrise will be at 7:04 am and sunset at 6:03 pm (EDT).
Today, the daylight will last for 10h and 59min.
