DESERT HEAT STATISTICS
90 DEGREE DAYS
(AVG PER MONTH) MOST EVER LEAST EVER
1981-2010 1937-TO DATE 1937-TO DATE
MAR......0.2 3...2004
APR......3.1 14...1946 0...MANY TIMES
MAY.....15.3 28...2009 3...1953
JUN.....26.0 30...MANY TIMES 19...1998/1963
JUL.....30.4 31...MANY TIMES 28...1984
AUG.....30.0 31...MANY TIMES 24...1983
SEP.....22.2 30...1979/1947 11...1986
OCT......4.1 19...1991 0...MANY TIMES
AVG 90 DEGREE DAYS....131.3
NORMAL 90 DEGREE DAYS EXTEND FROM
......MAY 18TH TO SEP 26TH.......
MOST 90 DEGREE DAYS IN A YEAR (1937-TO DATE)
158.....1940/1937
157.....1958/1943
LEAST 90 DEGREE DAYS IN A YEAR (1937-2005)
102.....1998
110.....1982
111.....1983
117.....1941
100 DEGREE DAYS
(AVG PER MONTH) MOST EVER LEAST EVER
1981-2010 1937-TO DATE 1937-TO DATE
MAY......2.9 14...1947 0...MANY TIMES
JUN.....14.6 25...1974 1...1965
JUL.....24.5 31...2010 (MOST RECENT) 15...1999
AUG.....21.4 31...1985 (MOST RECENT) 14...1984 (MOST RECENT)
SEP......6.3 22...1943 0...1972 (MOST RECENT)
OCT......0.0 2...1980 0...MANY TIMES
AVG 100 DEGREE DAYS.....69.7
NORMAL 100 DEGREE DAYS EXTEND FROM
........JUN 18TH TO AUG 30TH........
MOST 100 DEGREE DAYS IN A YEAR (1937-TO DATE)
100.....1947
95.....1948/1946
LEAST 100 DEGREE DAYS IN A YEAR (1937-TO DATE)
44.....1965
55.....1992/1941
105 DEGREE DAYS * MOST EVER LEAST EVER
(AVG PER MONTH) 1937-TO DATE 1937-TO DATE
1981-2010
MAY.....0.6 MAY....4/1947 MAY....0 (NMRS TIMES)
JUN.....7.6 JUN...17/1985/1940 JUN....0/1969/1965
JUL....16.3 JUL...28/1942 JUL....5/1955
AUG....11.0 AUG...23/1969 AUG....1/1968
SEP.....1.2 SEP...11/1948/1945 SEP....0 (NMRS TIMES)
AVG 105 DEGREE DAYS....36.8
MAXIMUM.....61 IN 1940
* NOT CALCULATED BY NCDC.
110 DEGREE DAYS * MOST EVER LEAST EVER
(AVG PER MONTH) 1937-TO DATE 1937-TO DATE
1981-2010
JUN.....1.2 JUN...10/1961/1940 SEVERAL YEARS
JUL.....4.8 JUL...17/1942 NEVER REACHED
AUG.....1.5 AUG...10/1937
SEP.....0.0 SEP....3/1947
AVG 110 DEGREE DAYS.....7.5
MAXIMUM.....29 IN 1940
* NOT CALCULATED BY NCDC.
115 DEGREE DAYS * MOST EVER AVG HOTTEST HIGH FOR THE SUMMER*
(AVG PER MONTH) 1937-TO DATE (JUN-SEP) (1981-2010)
1981-2010
JUN.....0.1 JUN....3/1994/1940 .....113.....
JUL.....0.5 JUL....5/2005
AUG.....0.0 AUG....3/1979
AVG 115 DEGREE DAYS.....0.6
MAXIMUM.....5 IN 2005/1940
* NOT CALCULATED BY NCDC.
AVG HOTTEST HIGH (BY MONTH)* HIGHEST AVERAGE
(1981-2010) DAILY TEMPERATURE
(1937-TO DATE)
JAN.....68 JUL....112
FEB.....75 AUG....110 106....7/19/2005
MAR.....84 SEP....105 105....7/17/2005
APR.....93 OCT.....94 104....7/18/2005
MAY....101 NOV.....80 103....7/19/2010
JUN....109 DEC.....67 102....7/18/2010*
* NOT CALCULATED BY NCDC. *occurred other years
CONSECUTIVE DAYS 90 DEGREES OR HOTTER
118.....5/07-9/01/40
114.....5/29-9/19/56
109.....5/26-9/11/94
CONSECUTIVE DAYS 100 DEGREES OR HOTTER
66.....6/27-8/31/1944
46.....6/20-8/04/1988
45.....6/23-8/06/2010
45.....7/01-8/14/1971
CONSECUTIVE DAYS 105 DEGREES OR HOTTER
21.....7/18-8/07/2000
21.....7/25-8/14/1957
21.....6/22-7/12/1973
CONSECUTIVE DAYS 110 DEGREES OR HOTTER
10....6/17-6/26/1961
9.....7/01-7/09/2007
9.....7/12-7/20/2005*
CONSECUTIVE DAYS 115 DEGREES OR HOTTER
4.....7/16-7/19/2005
3.....6/28-6/30/1994
3.....6/30-7/02/1950*
CONSECUTIVE DAYS WITH A LOW OF 90 DEGREES OR BETTER
5.....7/16-7/20/2010
5.....7/17-7/21/2005
2.....7/22-7/23/2003
CONSECUTIVE DAYS WITH A LOW OF 85 DEGREES OR BETTER
17....7/15-7/31-2010
9.....7/14-7/22/2005
7.....7/05-7/11/2007
7.....6/26-7/02/1994
CONSECUTIVE DAYS WITH A LOW OF 80 DEGREES OR BETTER
24....7/29-8/01/2010
24....6/29-7/22/2007
23....6/27-7/19/2009
GREATEST NUMBER OF LOWS IN A MONTH
AT OR ABOVE 90 DEGREES......6 DAYS - JULY 2010
AT OR ABOVE 85 DEGREES.....21 DAYS - JULY 2010
AT OR ABOVE 80 DEGREES.....29 DAYS - JULY 2009
EARLIEST DAY WITH READING LATEST DATE OF LAST
80 OR HIGHER.....2/01/2003 80 OR HIGHER.....11/24/1949
90 OR HIGHER.....3/13/2007 90 OR HIGHER.....10/29/1950/1937
100 OR HIGHER.....5/01/1947 100 OR HIGHER.....10/04/1947
110 OR HIGHER.....6/06/2010 110 OR HIGHER.....(SEVERAL YEARS
115 OR HIGHER.....6/14/1940 115 OR HIGHER......NEVER OCCURRED)
LATEST DATE OF FIRST EARLIEST IN SEASON TO END WITH
80 OR HIGHER.....4/23/1941 80 OR HIGHER.....10/10/1957
90 OR HIGHER.....5/21/1983 90 OR HIGHER......9/13/1986
100 OR HIGHER.....6/30/1965 100 OR HIGHER......8/28/1961
110 OR HIGHER.....(SEVERAL YEARS 110 OR HIGHER......(SEVERAL YEARS
NEVER REACHED) NEVER REACHED)
AVERAGE DATE OF FIRST*
80.....MARCH 16
90.....APRIL 18
100.....MAY 26
105.....JUNE 6
110.....JULY 2
115.....JULY 10
* NOT CALCULATED BY NCDC
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