Hourly Weather Forecast - Old Lyme, CT

12 AM
27°F
40%
2mph
W
40% Chance Snow Showers
Humidity
71%
Feels like
27°F
Dew Point
19°F
1 AM
27°F
40%
3mph
W
40% Chance Snow Showers
Humidity
71%
Feels like
27°F
Dew Point
19°F
2 AM
28°F
30%
3mph
W
30% Chance Snow Showers
Humidity
70%
Feels like
24°F
Dew Point
19°F
3 AM
28°F
30%
3mph
W
30% Chance Snow Showers
Humidity
71%
Feels like
24°F
Dew Point
20°F
4 AM
29°F
30%
3mph
W
30% Chance Snow Showers
Humidity
70%
Feels like
25°F
Dew Point
20°F
5 AM
29°F
30%
4mph
W
30% Chance Snow Showers
Humidity
72%
Feels like
25°F
Dew Point
21°F
6 AM
30°F
30%
4mph
W
30% Chance Snow Showers
Humidity
74%
Feels like
26°F
Dew Point
22°F
7 AM
31°F
30%
4mph
W
30% Chance Snow Showers
Humidity
75%
Feels like
27°F
Dew Point
24°F
7:06 AM
8 AM
33°F
30%
6mph
W
30% Chance Snow Showers
Humidity
76%
Feels like
27°F
Dew Point
26°F
9 AM
34°F
20%
7mph
W
Sunny
Humidity
74%
Feels like
28°F
Dew Point
27°F
10 AM
35°F
20%
8mph
W
Sunny
Humidity
70%
Feels like
29°F
Dew Point
27°F
11 AM
36°F
20%
9mph
W
Sunny
Humidity
66%
Feels like
29°F
Dew Point
26°F
12 PM
36°F
20%
10mph
W
Mostly Sunny
Humidity
60%
Feels like
29°F
Dew Point
24°F
1 PM
36°F
20%
11mph
WNW
Partly Cloudy
Humidity
56%
Feels like
28°F
Dew Point
21°F
2 PM
34°F
20%
11mph
WNW
Partly Cloudy
Humidity
54%
Feels like
26°F
Dew Point
19°F
3 PM
33°F
20%
12mph
WNW
Mostly Cloudy
Humidity
49%
Feels like
24°F
Dew Point
16°F
4 PM
30°F
20%
12mph
WNW
Cloudy
Humidity
46%
Feels like
21°F
Dew Point
12°F
4:20 PM
5 PM
28°F
20%
13mph
W
Cloudy
Humidity
47%
Feels like
18°F
Dew Point
11°F
6 PM
27°F
20%
13mph
W
Mostly Cloudy
Humidity
50%
Feels like
16°F
Dew Point
11°F
7 PM
26°F
20%
13mph
W
Mostly Cloudy
Humidity
53%
Feels like
15°F
Dew Point
11°F
8 PM
25°F
20%
12mph
W
Partly Cloudy
Humidity
55%
Feels like
14°F
Dew Point
11°F

Snowfall forecast for Monday

Snow To Spread Across Appalachians Into Mid-Atlantic

A winter system will bring snow from the southern Appalachians to Mid-Atlantic on Monday.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Image courtesy of PeakPX.

Top 10 Winter Energy Saving Tips

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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