Average change in
Temperature
Average change in high temperature day-to-day
Last Month:
6.7°
Last Year:
4.9°
Average change in low temperature day-to-day
Last Month:
10.0°
Last Year:
7.6°
Average change in
Precipitation
Chance of dry day after a precip day
Last Month:
50%
Last Year:
43%
Chance of precip day after a dry day
Last Month:
24%
Last Year:
20%
ForecastAdvisor Fact
83.5% of The Weather Channel's high temperature forecasts for Decatur were within 3 degrees of actual temperatures last year.