Phoenix Mesa Gateway Airport (IWA) Weather 07/13/2026
This Afternoon
108
Chance T-storms
Tonight
80
Chance T-storms and Breezy
Monday
107
Sunny then Chance T-storms
Monday Night
81
Slight Chance T-storms then Slight Chance Showers
Tuesday
108
Slight Chance T-storms
Tuesday Night
82
Chance T-storms then Chance Showers
Wednesday
108
Chance Showers
Wednesday Night
80
Showers Likely then Chance T-storms
Thursday
104
Chance T-storms
Thursday Night
77
Chance T-storms then Chance Showers
Friday
97
Chance T-storms
Friday Night
75
Showers Likely then Chance T-storms
Saturday
97
Chance Showers then Slight Chance T-storms
Weekly Forecast
This Afternoon
A slight chance of showers and thunderstorms before 4pm, then a chance of thunderstorms after 5pm. Sunny early, then becoming partly sunny, with a high near 108. Heat index values as high as 111. Southwest wind around 5 mph. Chance of precipitation is 30%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 80. Breezy, with a north wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 25 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 107. Heat index values as high as 111. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Partly cloudy, with a low around 81. South southeast wind around 5 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 108. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 82. Northeast wind around 5 mph becoming southeast in the evening. Chance of precipitation is 40%.
Wednesday
A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 108. East southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 80. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 104. East wind around 5 mph becoming south southwest in the afternoon.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. North northwest wind around 5 mph becoming south southeast in the evening. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 97. South southeast wind around 5 mph becoming west southwest in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Calm wind becoming south southeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97. Southeast wind around 5 mph becoming west in the afternoon.