All-Time ExtremesTop 5 Years

 Jacksonville All-Time Extremes (1871-2012)
Temperature
 Record high  104 on July 11, 1879 and July 28, 1872
 Record low  7 on January 21, 1985
 Record lowest maximum  27 on February 13, 1899
 Record lowest daily mean  18.5 on February 13, 1899 and January 21, 1985
 Record warmest minimum  86 on July 26, 1872 and June 23, 1950
 Record warmest daily mean  94 on July 26, 1872
 Earliest freeze  November 3, 1954
 Latest freeze  April 8, 2007
 Average date of first freeze  December 6
 Average date of last freeze  February 26
 Greatest number of consecutive days with
 low temp at or below freezing
 8 from December 16-23, 1901 & January 17-24, 1977
 Greatest number of consecutive days with
 minimum 20 or below
 3 from December 24-26, 1983 & January 20-22, 1985
 Greatest number of consecutive days with
 maximum 90 or above
 50 from July 8 to August 26, 2010
Rainfall
 Maximum rainfall in one year  82.27" in 1947
 Minimum rainfall in one year  30.44" in 1927
 Maximum rainfall in one month  23.32" in June 1932
 Minimum rainfall in one month  0.00" in October 2010
 Maximum rainfall in 24 hours  10.17" on September 5-6, 1950
 Maximum rainfall in one hour  5.29" on May 27, 1975
 Greatest number of consecutive days
 without precipitation (including trace amounts)
 33 from September 30 to November 1, 2010
 Greatest number of consecutive days
 without measurable precipitation
 46 from October 31 to December 15, 1970
 Greatest number of consecutive days
 with precipitation
 17 from August 30 to September 15, 2001
Snowfall
 Maximum snowfall in 24 hours  1.9" on February 13, 1899
 Maximum snowfall in one year  1.9" in 1899
 Greatest depth of snow on ground  1.9" on February 13,1899
 Greatest number of consecutive days with snow  2 on numerous occasions
(last time December 22-23, 1989)
 Greatest number of consecutive days with at least
 a trace or more of snow on the ground
 4 from December 23-26, 1989
 Earliest snowfall  Trace on November 28, 1911
 Latest snowfall  Trace on March 28, 1955
Barometric Pressure
 Highest pressure  30.74" (1041.0 mb) on January 4, 1979
 Lowest pressure  28.90" (978.7 mb) on September 18, 1928

 Jacksonville Top 5 Years (1871-2012)   top
Wettest Driest Warmest Coldest
1) 82.27" in 1947
2) 82.00" in 1885
3) 79.63" in 1991
4) 70.57" in 1973
5) 69.47" in 2004
1) 30.44" in 1927
2) 31.20" in 1990
3) 31.76" in 1954
4) 32.56" in 1917
5) 33.40" in 2010
1) 71.5 in 1949
2) 71.3 in 1883
3) 71.0 in 1990
4) 71.0 in 1882
5) 71.0 in 1880
1) 66.2 in 1976
2) 66.3 in 1983
3) 67.0 in 1901
4) 67.0 in 2010
5) 67.1 in 1978

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.