Herculaneum, MO Current Weather Conditions
▼Current Conditions — Herculaneum, MO
| ST LOUIS/SPIRIT (KSUS) |
 |
Mostly Clear84.2 F |
| Humidity: | 70% |
| Wind Speed: | 8.1 mph |
| Barometer: | 29.87 in |
| Dewpoint: | 73.4 F |
| Visibility: | 10.00 mi |
| Precip: | -- |
| Heat Index: | 90.9 F |
| Wind Chill: | NA |
|
| Jun 28 2026, 09:10 AM CDT |
|
|
▼State Weather Snapshot — Missouri
▼Hourly Observation History — Herculaneum, MO
| Time |
Wind
(mph) |
Vis
(mi) |
Weather |
Precip (in) |
Temperature (F) |
Relative
Humidity |
Wind
Chill
(F) |
Heat
Index
(F) |
Pressure |
| Air |
Dwpt |
altimeter
(in) |
sea level
(mb) |
| 09:10 AM CDT |
8.1 |
10.00 |
Mostly Clear |
-- |
84.2 |
73.4 |
70% |
NA |
90.9 |
29.87 |
1011.5 |
| 09:00 AM CDT |
SW 10.4 |
10.00 |
Mostly Clear |
-- |
82.4 |
73.4 |
74% |
NA |
88.3 |
29.87 |
1011.5 |
| 08:50 AM CDT |
8.1 |
6.00 |
Haze |
-- |
82.4 |
75.2 |
79% |
NA |
89.4 |
29.87 |
1011.5 |
| 08:40 AM CDT |
S 8.1 |
6.00 |
Haze |
-- |
82.4 |
73.4 |
74% |
NA |
88.3 |
29.86 |
1011.2 |
| 08:35 AM CDT |
S 8.1 |
6.00 |
Haze |
-- |
82.4 |
73.4 |
74% |
NA |
88.3 |
29.86 |
1011.2 |
| 08:20 AM CDT |
6.9 |
10.00 |
Cloudy |
-- |
82.4 |
73.4 |
74% |
NA |
88.3 |
29.87 |
1011.5 |
| 08:10 AM CDT |
4.6 |
10.00 |
Mostly Cloudy |
-- |
82.4 |
73.4 |
74% |
NA |
88.3 |
29.87 |
1011.5 |
| 08:05 AM CDT |
4.6 |
10.00 |
Mostly Cloudy |
-- |
82.4 |
73.4 |
74% |
NA |
88.3 |
29.87 |
1011.5 |
| 07:50 AM CDT |
0.0 |
6.00 |
Haze |
-- |
80.6 |
73.4 |
79% |
NA |
85.3 |
29.87 |
1011.5 |
| 07:45 AM CDT |
0.0 |
10.00 |
Partly Cloudy |
-- |
80.6 |
73.4 |
79% |
NA |
85.3 |
29.87 |
1011.5 |
| 07:40 AM CDT |
0.0 |
10.00 |
Partly Cloudy |
-- |
78.8 |
73.4 |
84% |
NA |
82.0 |
29.86 |
1011.2 |
| 07:35 AM CDT |
0.0 |
10.00 |
Mostly Cloudy |
-- |
78.8 |
73.4 |
84% |
NA |
82.0 |
29.86 |
1011.2 |
| 07:30 AM CDT |
SW 4.6 |
10.00 |
Mostly Cloudy |
-- |
78.8 |
73.4 |
84% |
NA |
82.0 |
29.86 |
1011.2 |
| 07:25 AM CDT |
3.4 |
10.00 |
Mostly Cloudy |
-- |
78.8 |
73.4 |
84% |
NA |
82.0 |
29.86 |
1011.2 |
| 07:15 AM CDT |
0.0 |
10.00 |
Mostly Cloudy |
-- |
78.8 |
73.4 |
84% |
NA |
82.0 |
29.86 |
1011.2 |
| 07:10 AM CDT |
SW 3.4 |
10.00 |
Mostly Cloudy |
-- |
78.8 |
73.4 |
84% |
NA |
82.0 |
29.86 |
1011.2 |
| 07:00 AM CDT |
0.0 |
10.00 |
Mostly Cloudy |
-- |
77.0 |
73.4 |
89% |
NA |
78.6 |
29.86 |
1011.2 |
| 06:50 AM CDT |
0.0 |
6.00 |
Fog/Mist |
-- |
75.2 |
73.4 |
94% |
NA |
76.8 |
29.86 |
1011.2 |
| 06:40 AM CDT |
0.0 |
8.00 |
Mostly Cloudy |
-- |
75.2 |
73.4 |
94% |
NA |
76.8 |
29.86 |
1011.2 |
| 06:35 AM CDT |
0.0 |
8.00 |
Mostly Cloudy |
-- |
75.2 |
73.4 |
94% |
NA |
76.8 |
29.86 |
1011.2 |
| 06:25 AM CDT |
0.0 |
8.00 |
Mostly Cloudy |
-- |
75.2 |
73.4 |
94% |
NA |
76.8 |
29.86 |
1011.2 |
| 06:15 AM CDT |
0.0 |
7.00 |
Mostly Cloudy |
-- |
73.4 |
73.4 |
100% |
NA |
75.2 |
29.86 |
1011.2 |
| 06:10 AM CDT |
0.0 |
6.00 |
Fog/Mist |
-- |
73.4 |
73.4 |
100% |
NA |
75.2 |
29.86 |
1011.2 |
| 06:00 AM CDT |
E 3.4 |
6.00 |
Fog/Mist |
-- |
73.4 |
73.4 |
100% |
NA |
75.2 |
29.86 |
1011.2 |
|
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