National Weather Service United States Department of Commerce

Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

Waco - Earliest and Latest 100° Days        Click Here for DFW

 

Average Date of...
  • First 100° Day - July 4
  • Last 100° Day - August 29

 

Earliest First Occurrence
Rank Date Temperature
1 Mar 28, 1971 100
2 Apr 9, 1963 101
3 Apr 11, 1907 100
4 May 4, 1984 100
5 May 5, 1906 100
6 May 27, 1928 100
7 May 28, 2011 100
8 May 30, 1985 100
9
(tie)
May 31, 1998 101
May 31, 1911 100

 

Latest Last Occurrence
Rank Date Temperature
1 Oct 15, 2024 100
2 Oct 12, 2022 100
3 Oct 4, 1983 100
4 Oct 3, 1979 100
5
(tie)
Oct 2, 1989 101
Oct 2, 1938 100
7 Oct 1, 1977 100
8 Sep 29, 2011 101
9
(tie)
Sep 28, 2005 103
Sep 28, 1953 102

 

Latest First Occurrence
Rank Date Temperature
1
(tie)
1920 none
1919 none
3 Oct 3, 1979 101
4 Sep 5, 2021 101
5 Aug 27, 1938 100
6 Aug 20, 1973 100
7 Aug 17, 1941 101
8 Aug 12, 2007 101
9 Aug 10, 1968 100
10 Aug 8, 1942 100
Earliest Last Occurrence
Rank Date Temperature
1 Jul 8, 1931 104
2
(tie)
Jul 22, 1971 103
Jul 22, 1906 104
4 Jul 29, 1960 101
5
(tie)
Aug 4, 1961 100
Aug 4, 1914 100
7
(tie)
Aug 5, 2004 101
Aug 5, 1991 100
9
(tie)
Aug 7, 1996 100
Aug 7, 1915 102