5-day weather forecast for Marthasville, Missouri
Today
69°
97°
Hot
Sunday
70°
98°
Hot
Monday
73°
93°
Chance Thunderstorms
Tuesday
69°
86°
Mostly sunny
Wednesday
64°
81°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather changeability for Chesterfield, Missouri
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 7.9° | 6.6° |
| Average change in low temperature day-to-day | 7.1° | 8.1° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 63% | 50% |
| Chance of precip day after a dry day | 25% | 26% |
Weather forecast accuracy for Chesterfield, Missouri
| The Weather Channel | 74.55% |
| Intellicast | 72.79% |
| AccuWeather | 71.90% |
| National Weather Service | 70.41% |
| CustomWeather | 69.55% |
| Weather Underground | 63.64% |
| NWS Digital Forecast | 59.62% |
| World Weather Online | 58.88% |
| Persistence | 38.69% |
| National Weather Service | 66.42% |
| The Weather Channel | 66.35% |
| Intellicast | 65.02% |
| NWS Digital Forecast | 64.38% |
| AccuWeather | 63.41% |
| CustomWeather | 63.29% |
| Persistence | 43.04% |
ForecastAdvisor Fact
4.7% of National Weather Service's high temperature forecasts for Chesterfield were off by more than 10 degrees last month.