Yes

you do need a jacket based on the weather in Coolidge, AZ, USA 1 second ago

Why? Because there are thunderstorms out there!
78°F26°C & Thunderstorms

Wind is 12 mph19 km/h from the South, gusting to 17 mph28 km/h
July 3
12am78°F26°C11 mph17 km/h SouthThunderstorms
1am78°F26°C15 mph24 km/h SoutheastMostly Cloudy
2am78°F26°C5 mph8 km/h EastMostly Cloudy
3am78°F25°C7 mph12 km/h NortheastThunderstorms
4am78°F25°C5 mph8 km/h NorthThunderstorms
5am77°F25°C3 mph4 km/h SouthwestMostly Clear
6am76°F24°C5 mph8 km/h SouthMostly Clear
7am76°F25°C4 mph6 km/h SouthwestMostly Clear
8am76°F24°C2 mph3 km/h WestClear
9am75°F24°C4 mph6 km/h NortheastMostly Clear
10am77°F25°C4 mph6 km/h NortheastMostly Clear
11am78°F26°C5 mph9 km/h NortheastMostly Clear
DateLowHighWindDayNight
July 278°F25°C106°F41°C8 mph13 km/h from SouthwestPartly CloudyThunderstorms
July 375°F24°C94°F34°C5 mph8 km/h from WestMostly ClearMostly Clear
July 476°F24°C98°F37°C4 mph7 km/h from SouthwestMostly ClearPartly Cloudy
July 577°F25°C101°F38°C4 mph7 km/h from WestMostly ClearClear
July 676°F24°C105°F41°C5 mph9 km/h from WestClearMostly Clear
July 780°F27°C106°F41°C6 mph10 km/h from WestMostly ClearMostly Clear
July 881°F27°C108°F42°C5 mph8 km/h from NorthwestClearMostly Clear

No

Low of 75°F24°C, High of 94°F35°C
Wind: 5 mph8 km/h
Precipitation: 14% rain

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