Average change in
Temperature
Average change in high temperature day-to-day
Last Month:
3.4°
Last Year:
4.9°
Average change in low temperature day-to-day
Last Month:
5.1°
Last Year:
4.8°
Average change in
Precipitation
Chance of dry day after a precip day
Last Month:
26%
Last Year:
33%
Chance of precip day after a dry day
Last Month:
30%
Last Year:
22%
ForecastAdvisor Fact
12.0% of Weatherbit's low temperature forecasts for Portland were exactly right last year.