National Weather Service United States Department of Commerce
September 2018 Review
Updated: 5:00 am October 1, 2018
  Phoenix, AZ Yuma, AZ
  2018 Normal
1981-2010
Record
1895-2017
2018 Normal
1981-2010
Record
1876-2017
Average High
Temperature
103.5 °F
4th Warmest
99.8 °F Warmest
104.6 °F in 2001

Coolest
93.6 °F in 1900
104.5 °F
12th Warmest
101.3 °F Warmest
108.5 °F in  1956

Coolest
93.9 °F in 1976
Average
Temperature
91.9 °F
2nd Warmest
88.4 °F Warmest
92.2 °F in 2001

Coolest
78.9 °F in 1912
91.8 °F
5th Warmest
89.0 °F Warmest
92.2 °F in 1995

Coolest
79.9 °F in 1920
Average Low
Temperature
80.2 °F
2nd Warmest
76.9 °F Warmest
80.6 °F in 1983

Coolest
63.6 °F in 1965
79.0 °F
9th Warmest
76.8 °F Warmest
81.0 °F in 2014

Coolest
63.9 °F in 1920
Precipitation 0.43"
62nd Driest
0.64" Wettest
5.41" in 1939
0.65"
  25th Wettest
0.53" Wettest
5.14" in 1997
Daily
Records
Phoenix Daily Records for September 2018

 

82 °F on Sep 24
Set Record High Low

Yuma Daily Records for  September 2018

 

113 °F on Sep 14
Set Record High

81 °F on Sep 22
Set Record High Low