5-day weather forecast for Trinity, Alabama
Today
63°
81°
Slight Chance Thunderstorms
Wednesday
55°
84°
Mostly sunny
Thursday
57°
91°
Mostly sunny
Friday
66°
92°
Partly sunny
Saturday
65°
94°
Partly sunny
Click on a forecast to see the forecast trend for that day
Weather changeability for Decatur, Alabama
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 4.6° | 5.6° |
| Average change in low temperature day-to-day | 7.0° | 7.6° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 71% | 52% |
| Chance of precip day after a dry day | 22% | 21% |
Weather forecast accuracy for Decatur, Alabama
| The Weather Channel | 78.53% |
| Intellicast | 78.53% |
| AccuWeather | 75.00% |
| CustomWeather | 72.44% |
| National Weather Service | 72.42% |
| NWS Digital Forecast | 69.17% |
| Weather Underground | 66.67% |
| World Weather Online | 61.22% |
| Persistence | 43.25% |
| The Weather Channel | 73.46% |
| Intellicast | 73.39% |
| National Weather Service | 70.56% |
| NWS Digital Forecast | 68.47% |
| CustomWeather | 67.72% |
| AccuWeather | 67.53% |
| Persistence | 45.73% |
ForecastAdvisor Fact
On average, Intellicast's high temperature forecasts for Decatur were off by 2.55 degrees last month.