Phoenix was clear and near 81 degrees Saturday morning, when light southeast winds were reported. Sunday should be hot, with a high near 100 and virtually no rain chance.
Phoenix Forecast Keeps Heat Front and Center
Sunday night could bring scattered to broken clouds into Monday morning, but the overnight low should remain near 80. Monday highs are expected to range from the upper 90s to around 100, followed by similar temperatures Tuesday and overnight lows in the low 80s.
Compared with Saturday’s forecast, the near-term heat remains largely unchanged. The more notable shift is in the later-week outlook, as the potential timing of showers and thunderstorms comes into better focus.
Storm Chances Return Late Week, But Stay Spotty
Why Rain Can Still Be Uneven
According to the National Weather Service Phoenix, approximately 50% of annual precipitation in most of the Desert Southwest occurs from June through September, even though rainfall can vary sharply from one period to another. For people dealing with the heat while rain chances remain limited, the City of Phoenix says its Heat Relief Network offers free water and indoor locations to cool off. The city also notes that the National Weather Service issues an Extreme Heat Warning when HeatRisk reaches the High or Very High category, which is distinct from a routine hot forecast.
The National Weather Service puts lower-desert rain chances at 10% to 20% toward the end of the week, while odds are higher in parts of Arizona’s higher terrain…