The record heatwave in Phoenix
For 31 days the high
was 110F or above
120F
Daytime high
110
100
90
And for 16 days
the low didn’t
drop below 90F
80
70
Night-time low
60
July
June
Aug
As temperatures rose, suspected
heat deaths also surged
345 deaths in 2023
as of 5 Aug
300
deaths
Cumulative suspected
heat deaths under
investigation in
Maricopa county
200
100
40
0
July
June
Aug
The record heatwave in Phoenix
For 31 days the high
was 110F or above
120F
Daytime high
110
100
90
And for 16 days
the low didn’t
drop below 90F
80
70
Night-time low
60
July
June
Aug
As temperatures rose, suspected
heat deaths also surged
345 deaths in 2023
as of 5 Aug
300
deaths
Cumulative suspected
heat deaths under
investigation in
Maricopa county
200
100
40
0
July
June
Aug
The record heatwave in Phoenix
For 31 days the high
was 110F or above
120F
Daytime high
110
100
90
And for 16 days
the low didn’t
drop below 90F
80
70
Night-time low
60
July
June
Aug
As temperatures rose, suspected
heat deaths also surged
345 deaths in 2023
as of 5 Aug
300
deaths
Cumulative suspected
heat deaths under
investigation in
Maricopa county
200
100
40
0
July
June
Aug
The record heatwave in Phoenix
For 31 days the high
was 110F or above
120F
Daytime high
110
100
90
And for 16 days
the low didn’t
drop below 90F
80
70
Night-time low
60
July
June
Aug
As temperatures rose, suspected heat deaths also surged
345 deaths in 2023
as of 5 Aug
300
deaths
Cumulative suspected heat
deaths under investigation
in Maricopa county
200
100
40
0
July
June
Aug
The record heatwave in Phoenix
For 31 days the high
was 110F or above
120F
Daytime high
110
100
90
And for 16 days
the low didn’t
drop below 90F
80
70
Night-time low
60
July
June
Aug
As temperatures rose, suspected heat deaths also surged
345 deaths in 2023
as of 5 Aug
300
deaths
Cumulative suspected heat
deaths under investigation
in Maricopa county
200
100
40
0
July
June
Aug
The record heatwave in Phoenix
As temperatures rose, suspected
heat deaths also surged
For 31 days the high
was 110F or above
345 deaths in 2023
as of 5 Aug
120F
300 deaths
Daytime high
110
Cumulative suspected
heat deaths under
investigation in
Maricopa county
100
200
90
And for 16 days
the low didn’t
drop below 90F
80
100
70
40
Night-time low
0
60
July
July
June
Aug
June
Aug