5-day weather forecast for Saint Louis, Missouri
Today
72°
97°
Hot
Sunday
75°
98°
Hot
Monday
76°
93°
Chance Thunderstorms
Tuesday
71°
86°
Mostly sunny
Wednesday
67°
81°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather changeability for Saint Louis, Missouri
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 7.6° | 6.7° |
| Average change in low temperature day-to-day | 8.5° | 7.7° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 44% | 50% |
| Chance of precip day after a dry day | 21% | 26% |
Weather forecast accuracy for Saint Louis, Missouri
| The Weather Channel | 77.08% |
| AccuWeather | 76.79% |
| Intellicast | 76.19% |
| National Weather Service | 76.19% |
| CustomWeather | 70.54% |
| Weather Underground | 70.24% |
| NWS Digital Forecast | 67.86% |
| World Weather Online | 64.81% |
| Persistence | 36.71% |
| National Weather Service | 67.74% |
| The Weather Channel | 65.79% |
| Intellicast | 65.77% |
| NWS Digital Forecast | 65.25% |
| CustomWeather | 63.28% |
| AccuWeather | 62.78% |
| Persistence | 42.30% |
ForecastAdvisor Fact
On average, Intellicast's high temperature forecasts for Saint Louis were off by 3.66 degrees last year.