National Weather Service United States Department of Commerce
December 2020 Review
Updated: 3:20 AM January 1, 2021
  Phoenix, AZ Yuma, AZ
  2020 Normal
1981-2010
Record
1895-2020
2020 Normal
1981-2010
Record
1876-2020
Average High
Temperature
67.9 °F
38th Warmest
66.0 °F Warmest
74.9 °F in 1980

Coolest
59.2 °F in 1909
69.3 °F
Tied 49th Warmest
68.3 °F Warmest
78.5 °F in 1950

Coolest
60.9 °F in 1909
Average
Temperature
55.8 °F
Tied 33rd Warmest
55.4 °F Warmest
61.3 °F in 1980

Coolest
46.6 °F in 1911
57.5 °F
Tied 47th Warmest
57.4 °F Warmest
63.0 °F in 1950

Coolest
49.4 °F in 1911
Average Low
Temperature
43.7 °F
35th Warmest
44.8 °F Warmest
48.7 °F in 2010

Coolest
32.6 °F in 1916
45.7 °F
Tied 50th Warmest
46.6 °F Warmest
50.2 °F in 1890

Coolest
34.6 °F in 1911
Precipitation 0.45"
Tied 56th Driest
0.88" Wettest
3.98" in 1967
0.19"
Tied 69th Wettest
0.51" Wettest
4.43" in 1926
Daily
Records
Phoenix Daily Records for December 2020

 

None
 

 

Yuma Daily Records for  December 2020

 

None

 

El Centro, CA

  2020 Normal
1981-2010
Record
1925-2020
Average High
Temperature

70.3 °F
Tied 37th Warmest

68.6 °F

Warmest
77.2 °F in 1950

Coolest
61.9 °F in 1978

Average
Temperature

55.0 °F
Tied 53rd Warmest

54.5 °F

Warmest
60.6 °F in 1950

Coolest
49.1 °F in 1978

Average Low
Temperature

39.8 °F

Tied 31st Coldest

40.4 °F

Warmest
46.9 °F in 1983

Coolest
32.9 °F in 1930

Precipitation

Trace
  Tied Driest

0.54"

Wettest
3.87" in 1926
Daily
Records

El Centro Daily Records for December 2020

 

None