Weather in St. Louis, Missouri, United States
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | -4°C | 4°C | 80.1 mm | 63% | 37.6 km/h |
| February | -3°C | 8°C | 57.2 mm | 55% | 39.5 km/h |
| March | 4°C | 15°C | 118.9 mm | 56% | 44.9 km/h |
| April | 9°C | 20°C | 123.4 mm | 58% | 45.3 km/h |
| May | 15°C | 25°C | 122.4 mm | 62% | 38.4 km/h |
| June | 20°C | 30°C | 93.0 mm | 50% | 33.2 km/h |
| July | 22°C | 31°C | 123.2 mm | 53% | 29.8 km/h |
| August | 20°C | 30°C | 89.7 mm | 49% | 29.4 km/h |
| September | 16°C | 28°C | 74.2 mm | 41% | 29.8 km/h |
| October | 10°C | 22°C | 79.9 mm | 40% | 36.5 km/h |
| November | 3°C | 14°C | 64.4 mm | 49% | 36.6 km/h |
| December | 0°C | 9°C | 68.2 mm | 62% | 38.4 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.2% | |
| February | 1.4% | |
| March | 6.8% | |
| April | 14.7% | |
| May | 26.4% | |
| June | 25.9% | |
| July | 12.8% | |
| August | 26.4% | |
| September | 48.3% | |
| October | 32.5% | |
| November | 9.8% | |
| December | 0.9% |
About this location and data
- Urban-centre population
- 663,392
- Elevation
- 162 m
- Coordinates
- 38.66°N, 90.28°W
- Urban area
- 330 km²
Weather averages use 4 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculatedNearby places with higher scores
Annual results for the default weather criteria: