Temperature and Rainfall Statistics
by the Month for Phoenix, AZ

January February March April May June July August September October November December

January

• Average: 0.6 inches
• Record: 5.25 inches (1993)

• Average High: 65.9 degrees
• Lowest High: 39 degrees (1937)
• Record High: 88 degrees (1971)

• Average Low: 41.2 degrees
• Highest Low: 61 degrees (1988)
• Record Low: 16 degrees (1913)

February

• Average: 0.7 inches
• Record: 4.7 inches(1905)

• Average High: 70.7 degrees
• Lowest High: 46 degrees (1899, 1903)
• Record High: 92 degrees (1921, 1986)

• Average Low: 44.7 degrees
• Highest Low: 65 degrees (1996)
• Record Low: 24 degrees (1899, 1993)

March

• Average: 0.9 inches
• Record: 4.9 inches (1941)

• Average High: 75.5 degrees
• Lowest High: 49 degrees (1915)
• Record High: 100 degrees (1988)

• Average Low: 48.8 degrees
• Highest Low: 74 degrees (1986)
• Record Low: 25 degrees (1966)

April

• Average: 0.22 inches
• Record: 3.4 inches (1926)

• Average High: 84.5 degrees
• Lowest High: 52 degrees
• Record High: 105 degrees (1989, 1992)

• Average Low: 55.3 degrees
• Highest Low: 77 degrees
• Record Low: 35 degrees (1922)

May

• Average: 0.1 inches
• Record: 1.3 inches (1930)

• Average High: 93.6 degrees
• Lowest High: 54 degrees (1915)
• Record High: 114 degrees (1910)

• Average Low: 63.9 degrees
• Highest Low: 86 degrees (1983)
• Record Low: 39 degrees (1899)

June

• Average: 0.1 inches
• Record: 1.7 inches (1972)

• Average High: 103.5 degrees
• Lowest High: 68 degrees (1899)
• Record High: 122 degrees (1990)

• Average Low: 72.9 degrees
• Highest Low: 93 degrees (1990)
• Record Low: 49 degrees (1908)

July

• Average: 0.9 inches
• Record: 6.5 inches (1911)

• Average High: 105.9 degrees
• Lowest High: 79 degrees (1911)
• Record High: 121 degrees (1995)

• Average Low: 81 degrees
• Highest Low: 93 degrees (1989)
• Record Low: 63 degrees (1912)

August

• Average: 1.0 inches
• Record: 5.4 inches (1951)

• Average High: 103.7 degrees
• Lowest High: 73 degrees (1951)
• Record High: 116 degrees (1972, 1975)

• Average Low: 79.2 degrees
• Highest Low: 92 degrees (1995)
• Record Low: 58 degrees (1917)

September

• Average: 0.86 inches
• Record: 5.5inches (1939)

• Average High: 98.3 degrees
• Lowest High: 66 degrees (1895)
• Record High: 116 degrees (1950)

• Average Low: 72.8 degrees
• Highest Low: 90 degrees (1982, 1983)
• Record Low: 47 degrees (1895, 1965)

October

• Average: 0.7 inches
• Record: 4.4 inches (1972)

• Average High: 88.1 degrees
• Lowest High: 56 degrees (1959)
• Record High: 107 degrees (1980)

• Average Low: 60.8 degrees
• Highest Low: 82 degrees (1987)
• Record Low: 34 degrees (1900,1911)

November

• Average: 0.7 inches
• Record: 3.6 inches (1905)

• Average High: 74.9 degrees
• Lowest High: 40 degrees (1919)
• Record High: 96 degrees (1924)

• Average Low: 48.9 degrees
• Highest Low: 71 degrees (1988)
• Record Low: 27 degrees (1931)

December

• Average: 1.0 inches
• Record: 4.0 inches (1967)

• Average High: 66.2 degrees
• Lowest High: 36 degrees (1898)
• Record High: 87 degrees (1950)

• Average Low: 41.8 degrees
• Highest Low: 59 degrees (1949)
• Record Low: 22 degrees (1900, 1911)

Note: Rainfall and temperatures vary widely within the valley depending upon elevation and microclimate.

® Copyright 1997 by Ed Phillips/KTAR Radio. Information provided courtesy of KTAR via Ed Phillips Arizona Almanac.

Return to Home Horticulture in Maricopa County, AZ

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Temperature and Rainfall in the Valley of the Sun

visitors since April 10, 1998 Last Updated April 10, 1998
Reviewed by: Lucy K. Bradley, Extension Agent Urban Horticulture, University of Arizona Cooperative Extension, Maricopa County
© 1997 The University of Arizona, College of Agriculture, Cooperative Extension, in Maricopa County
Comments to Cathy Rymercrymer@ag.arizona.edu 4341 E. Broadway Rd., Phoenix, AZ 85040
(602) 470-8086 ext. 308

http://ag.arizona.edu/maricopa/garden/html/weather/records.htm