Average change in
Temperature
Average change in high temperature day-to-day
Last Month:
7.3°
Last Year:
6.4°
Average change in low temperature day-to-day
Last Month:
10.4°
Last Year:
7.6°
Average change in
Precipitation
Chance of dry day after a precip day
Last Month:
57%
Last Year:
56%
Chance of precip day after a dry day
Last Month:
50%
Last Year:
13%
ForecastAdvisor Fact
32.2% of Persistence's high temperature forecasts for Norwalk were off by more than 10 degrees last month.