# St. Louis, MO weather forecast

Today in St. Louis, Wed 28 Oct: high 79.0 °F, low 54.1 °F, the median of 9 free forecasts (7 for the low). Station: Lambert Intl (KSTL). As of 2026-10-28T08:27Z.

| Day | High °F | Low °F | Source spread (highs) | Source spread (lows) | Forecasts | Rain chance | Rain in |
|---|---|---|---|---|---|---|---|
| Wed 28 Oct (rest of day) | 79.0 | 54.1 | 76.2–81.1 | 49.2–58.9 | 9 | <2% | 0.00 |
| Thu 29 Oct | 80.8 | 58.1 | 78.1–85.0 | 54.1–62.7 | 10 | 22% | 0.00 |
| Fri 30 Oct | 78.0 | 59.0 | 74.8–80.4 | 58.0–61.0 | 10 | 18% | 0.00 |
| Sat 31 Oct | 73.0 | 60.7 | 70.5–77.9 | 57.0–64.7 | 10 | 40% | 0.01 |
| Sun 1 Nov | 70.2 | 59.0 | 65.1–75.9 | 56.1–61.7 | 9 | 52% | 0.08 |
| Mon 2 Nov | 69.5 | 59.5 | 65.1–73.7 | 56.0–62.0 | 9 | 60% | 0.13 |
| Tue 3 Nov | 71.0 | 59.0 | 53.0–76.8 | 51.0–65.9 | 9 | 79% | 0.38 |

Rain today: 0.00 in so far at KSTL (hourly station reports to 2:51 am); rest of day <2% (n 3: ENS, GEFS, GEPS members' share, raw), 0.00 in. October: ≈ 0.05 in expected rest of month (0.00–0.39).

Alerts: none (NWS).

Weather markets here: Kalshi rain. Station, rule and the number so far for each: https://groundhog.markets/p/st-louis#markets (API: https://groundhog.markets/api/v1/markets?place=st-louis).

Credits: NOAA/NWS (public domain); MET Norway, DWD, GeoNames (CC BY 4.0); ECCC (Open Licence); based on ECMWF data (CC BY 4.0; ECMWF accepts no liability); modified by groundhog. Full: groundhog.markets/credits
Page: https://groundhog.markets/p/st-louis