Hourly Weather Forecast - Harwinton, CT

12 AM
21°F
10%
4mph
WSW
Cloudy
Humidity
78%
Feels like
15°F
Dew Point
15°F
1 AM
20°F
20%
4mph
WSW
Cloudy
Humidity
79%
Feels like
15°F
Dew Point
15°F
2 AM
19°F
40%
3mph
WSW
40% Chance of Flurries
Humidity
81%
Feels like
15°F
Dew Point
15°F
3 AM
19°F
50%
3mph
WSW
50% Chance of Flurries
Humidity
83%
Feels like
19°F
Dew Point
15°F
4 AM
19°F
50%
3mph
WSW
50% Chance of Flurries
Humidity
86%
Feels like
19°F
Dew Point
16°F
5 AM
19°F
50%
3mph
WSW
50% Chance of Flurries
Humidity
92%
Feels like
19°F
Dew Point
17°F
6 AM
19°F
40%
3mph
SW
40% Chance of Flurries
Humidity
91%
Feels like
14°F
Dew Point
17°F
7 AM
20°F
40%
4mph
SW
40% Chance of Flurries
Humidity
86%
Feels like
14°F
Dew Point
17°F
7:10 AM
8 AM
22°F
30%
5mph
SW
30% Chance Snow Showers
Humidity
85%
Feels like
16°F
Dew Point
19°F
9 AM
26°F
20%
6mph
SW
Mostly Cloudy
Humidity
79%
Feels like
19°F
Dew Point
20°F
10 AM
28°F
20%
7mph
WSW
Mostly Cloudy
Humidity
69%
Feels like
21°F
Dew Point
20°F
11 AM
31°F
20%
8mph
WSW
Partly Cloudy
Humidity
65%
Feels like
23°F
Dew Point
20°F
12 PM
32°F
20%
9mph
WSW
Partly Cloudy
Humidity
62%
Feels like
25°F
Dew Point
20°F
1 PM
33°F
20%
9mph
W
Partly Cloudy
Humidity
60%
Feels like
26°F
Dew Point
21°F
2 PM
33°F
10%
9mph
W
Partly Cloudy
Humidity
59%
Feels like
26°F
Dew Point
20°F
3 PM
32°F
10%
8mph
W
Mostly Cloudy
Humidity
61%
Feels like
25°F
Dew Point
20°F
4 PM
31°F
10%
7mph
W
Mostly Cloudy
Humidity
64%
Feels like
24°F
Dew Point
20°F
4:21 PM
5 PM
29°F
10%
7mph
W
Partly Cloudy
Humidity
68%
Feels like
23°F
Dew Point
20°F
6 PM
28°F
10%
7mph
W
Partly Cloudy
Humidity
72%
Feels like
21°F
Dew Point
20°F
7 PM
28°F
10%
6mph
W
Partly Cloudy
Humidity
75%
Feels like
21°F
Dew Point
21°F
8 PM
27°F
0%
6mph
W
Partly Cloudy
Humidity
76%
Feels like
21°F
Dew Point
20°F
9 PM
27°F
10%
5mph
W
Partly Cloudy
Humidity
77%
Feels like
21°F
Dew Point
21°F
10 PM
27°F
10%
4mph
W
Partly Cloudy
Humidity
78%
Feels like
22°F
Dew Point
21°F
11 PM
27°F
20%
4mph
W
Partly Cloudy
Humidity
79%
Feels like
22°F
Dew Point
21°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today'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

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide