Tucson, Arizona: 7-Day Weather Forecast Highlights Heat and Thunderstorms
The upcoming week in Tucson, Arizona, will feature a mix of weather conditions, including thunderstorms and high temperatures. On Wednesday, August 19, 2026, thunderstorms are expected early in the day, with a low of 76°F (24°C) and a 55% chance of precipitation. The rest of the week will see partly cloudy skies with highs ranging from 103°F (39°C) to 106°F (41°C) and lows between 79°F (26°C) and 81°F (27°C). Precipitation chances will vary, peaking at 20% on Sunday, August 23, 2026, and dropping as low as 3% on Thursday, August 20, 2026. These conditions are typical for late summer in the region, influenced by monsoon patterns.