Hourly Weather Forecast - Herculaneum, MO

12 AM
28°F
0%
5mph
SSE
Cloudy
Humidity
71%
Feels like
23°F
Dew Point
20°F
1 AM
28°F
0%
5mph
SSE
Mostly Cloudy
Humidity
72%
Feels like
23°F
Dew Point
20°F
2 AM
28°F
0%
5mph
SSE
Mostly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
20°F
3 AM
28°F
0%
4mph
SSE
Partly Cloudy
Humidity
70%
Feels like
23°F
Dew Point
20°F
4 AM
28°F
0%
4mph
SSE
Partly Cloudy
Humidity
70%
Feels like
23°F
Dew Point
20°F
5 AM
28°F
0%
5mph
SSE
Mostly Cloudy
Humidity
73%
Feels like
23°F
Dew Point
20°F
6 AM
29°F
0%
4mph
SSE
Mostly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
21°F
7 AM
30°F
0%
5mph
SSE
Partly Cloudy
Humidity
70%
Feels like
25°F
Dew Point
22°F
7:00 AM
8 AM
33°F
0%
5mph
S
Partly Cloudy
Humidity
70%
Feels like
29°F
Dew Point
25°F
9 AM
37°F
0%
5mph
S
Mostly Sunny
Humidity
67%
Feels like
33°F
Dew Point
27°F
10 AM
42°F
0%
5mph
S
Mostly Sunny
Humidity
61%
Feels like
38°F
Dew Point
29°F
11 AM
46°F
0%
5mph
SSW
Sunny
Humidity
55%
Feels like
44°F
Dew Point
31°F
12 PM
51°F
0%
5mph
SSW
Sunny
Humidity
52%
Feels like
51°F
Dew Point
33°F
1 PM
53°F
0%
5mph
SSW
Mostly Sunny
Humidity
50%
Feels like
53°F
Dew Point
36°F
2 PM
55°F
0%
4mph
SW
Mostly Sunny
Humidity
51%
Feels like
55°F
Dew Point
37°F
3 PM
56°F
0%
4mph
SW
Partly Cloudy
Humidity
51%
Feels like
56°F
Dew Point
38°F
4 PM
54°F
0%
4mph
SSW
Partly Cloudy
Humidity
55%
Feels like
54°F
Dew Point
38°F
5 PM
50°F
0%
3mph
SSW
Mostly Cloudy
Humidity
63%
Feels like
50°F
Dew Point
38°F
5:32 PM
6 PM
46°F
0%
3mph
S
Mostly Cloudy
Humidity
68%
Feels like
46°F
Dew Point
36°F
7 PM
44°F
0%
2mph
S
Mostly Cloudy
Humidity
74%
Feels like
44°F
Dew Point
36°F
8 PM
42°F
0%
2mph
S
Mostly Cloudy
Humidity
79%
Feels like
42°F
Dew Point
37°F
9 PM
41°F
0%
2mph
SSW
Mostly Cloudy
Humidity
82%
Feels like
41°F
Dew Point
36°F
10 PM
40°F
0%
2mph
SW
Mostly Cloudy
Humidity
84%
Feels like
40°F
Dew Point
35°F
11 PM
39°F
0%
2mph
WSW
Mostly Cloudy
Humidity
85%
Feels like
39°F
Dew Point
35°F

Friday's Weather Outlook

Friday's Weather Outlook

A snow-filled clipper system is set to sweep through the Great Lakes, Ohio Valley, and Mid-Atlantic.

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image courtesy of Pixabay.com

All About Snow Squalls

A person in a pink coat and red mittens holding a snowball. (Image by Dmitriy Gutarev from Pixabay)

Cold Weather and Worsening Health Conditions

Windchill chart

Dangers of Wind Chills

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide