5-day weather forecast St. Louis Oct 2, 2026
23°Weather forecast St. Louis Friday Oct 2, 2026: sunny, temperature from 15 °C to 23 °C.
Precipitation probability 78%. Wind up to 5.39 m/s (gusts 12.11 m/s). Air humidity 43–94%, atmospheric pressure 761–767 mm Hg, UV index up to 5.2.
5 days at a glance — tap a day to open it
Sunrise 06:57
Sunset 18:42
Sunset 18:42
Last Quarter55% illuminated
Moonrise 22:29 · Moonset 13:26
Moonrise 22:29 · Moonset 13:26
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Light rain shower | 18 °C | 74% (1 mm/hr) | 100% | 91% | 761 mm Hg | N 358° 5.31 (11) m/s | 0 |
| 01:00 | Light rain shower | 18 °C | 68% (0.69 mm/hr) | 100% | 92% | 762 mm Hg | N 350° 4.39 (10) m/s | 0 |
| 02:00 | Light rain shower | 17 °C | 67% (0.65 mm/hr) | 100% | 92% | 762 mm Hg | N 7° 5.39 (12.11) m/s | 0 |
| 03:00 | Light rain shower | 17 °C | 59% (0.42 mm/hr) | 100% | 91% | 763 mm Hg | N 7° 4 (10.31) m/s | 0 |
| 04:00 | Light rain shower | 17 °C | 78% (1.51 mm/hr) | 100% | 93% | 763 mm Hg | N 10° 3.61 (9.31) m/s | 0 |
| 05:00 | Light rain shower | 17 °C | 67% (0.61 mm/hr) | 100% | 94% | 764 mm Hg | N 2° 4.19 (9.11) m/s | 0 |
| 06:00 | Light rain shower | 16 °C | 75% (1.13 mm/hr) | 100% | 91% | 764 mm Hg | N 10° 5.31 (10.31) m/s | 0 |
| 07:00 |  Light rain shower | 15 °C | 51% (0.33 mm/hr) | 100% | 87% | 764 mm Hg | NNE 13° 3.89 (10.33) m/s | 0 |
| 08:00 | Light rain shower | 15 °C | 73% (1.43 mm/hr) | 100% | 85% | 765 mm Hg | N 5° 3 (8.53) m/s | 0.1 |
| 09:00 |  Patchy rain possible | 15 °C | 27% (0.01 mm/hr) | 100% | 84% | 766 mm Hg | N 5° 3 (8.44) m/s | 0.1 |
| 10:00 |  Overcast | 16 °C | 21% | 97% | 76% | 767 mm Hg | NNE 17° 3.81 (8.61) m/s | 0.7 |
| 11:00 | Light rain shower | 17 °C | 34% (0.26 mm/hr) | 95% | 71% | 767 mm Hg | NNE 25° 4 (7.06) m/s | 1.3 |
| 12:00 |  Cloudy | 18 °C | 11% | 67% | 67% | 767 mm Hg | NNE 25° 4.39 (6.61) m/s | 2.2 |
| 13:00 |  Partly cloudy | 21 °C | 4% | 29% | 54% | 766 mm Hg | NNE 30° 5 (6.19) m/s | 4.9 |
| 14:00 | Sunny | 22 °C | 2% | 13% | 49% | 766 mm Hg | NE 42° 5.19 (6.39) m/s | 5.2 |
| 15:00 | Sunny | 23 °C | 2% | 5% | 46% | 765 mm Hg | NE 44° 5.19 (6.31) m/s | 4.1 |
| 16:00 | Sunny | 23 °C | 1% | 6% | 44% | 766 mm Hg | NE 39° 5 (6.19) m/s | 2.4 |
| 17:00 | Sunny | 22 °C | 1% | 5% | 43% | 766 mm Hg | NE 42° 5.11 (6.5) m/s | 1 |
| 18:00 | Sunny | 21 °C | 1% | 5% | 44% | 766 mm Hg | NE 51° 3.5 (6.03) m/s | 0.2 |
| 19:00 |  Clear | 20 °C | 2% | 3% | 48% | 766 mm Hg | NE 40° 3.11 (6.83) m/s | 0 |
| 20:00 | Clear | 19 °C | 2% | 0% | 48% | 767 mm Hg | NE 51° 3 (7.42) m/s | 0 |
| 21:00 | Clear | 18 °C | 2% | 0% | 48% | 767 mm Hg | NE 48° 3 (7.03) m/s | 0 |
| 22:00 | Clear | 16 °C | 2% | 0% | 48% | 767 mm Hg | NE 44° 3.31 (7.61) m/s | 0 |
| 23:00 | Clear | 16 °C | 2% | 0% | 50% | 767 mm Hg | ENE 59° 3.31 (8.83) m/s | 0 |
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Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.