National Weather Service United States Department of Commerce

DECEMBER NORMALS & EXTREMES
PLUS SUNRISE/SUNSET & CIVIL TWILIGHT TIMES

LAFAYETTE

  TEMP NORMALS WARMEST COOLEST COOLEST WARMEST NORM RECORD NORMS
 DAY MAX MIN MEAN MAX/YR MAX/YR MIN/YR MIN/YR RAIN RAIN/YR HDD CDD
 1 67 47 57 89/1906 39/1896 24/1911 72/1991* 0.14 6.56/2023 9 1
CT STARTS 0621 CST    SUNRISE 0647 CST    SUNSET 1707 CST    CT ENDS 1733 CST
 2 67 47 57 84/1894 44/1903 25/1960 75/1982 0.15 2.14/1984 9 1
CT STARTS 0622 CST    SUNRISE 0648 CST    SUNSET 1707 CST    CT ENDS 1733 CST
 3 67 47 57 86/1933 42/1929 25/1929 67/1933 0.14 5.05/1982 9 1
CT STARTS 0622 CST    SUNRISE 0648 CST    SUNSET 1707 CST    CT ENDS 1733 CST
 4 67 47 57 84/1928* 40/1897 24/1929 69/2013 0.15 3.90/1912 10 1
CT STARTS 0623 CST    SUNRISE 0649 CST    SUNSET 1707 CST    CT ENDS 1733 CST
 5 66 47 57 84/2017* 43/1964 24/1898 71/2013 0.15 5.09/1971 10 1
CT STARTS 0624 CST    SUNRISE 0650 CST    SUNSET 1707 CST    CT ENDS 1734 CST
 6 66 46 56 84/2022 43/1910 25/1937 71/2004 0.14 3.43/1920 10 1
CT STARTS 0625 CST    SUNRISE 0651 CST    SUNSET 1707 CST    CT ENDS 1734 CST
 7 66 46 56 83/2022 39/2013 18/1950 74/1978 0.15 1.81/1989 10 1
CT STARTS 0625 CST    SUNRISE 0652 CST    SUNSET 1708 CST    CT ENDS 1734 CST
 8 66 46 56 84/1922 37/2017 25/2006 70/2007* 0.15 2.85/1921 10 1
CT STARTS 0626 CST    SUNRISE 0652 CST    SUNSET 1708 CST    CT ENDS 1734 CST
 9 66 46 56 84/2023 41/1937 16/1917 70/2007* 0.15 2.95/2004 10 1
CT STARTS 0627 CST    SUNRISE 0653 CST    SUNSET 1708 CST    CT ENDS 1734 CST
 10 65 46 56 82/2007* 38/1898 17/1917 74/2021 0.15 2.63/1936 10 1
CT STARTS 0627 CST    SUNRISE 0654 CST    SUNSET 1708 CST    CT ENDS 1735 CST
 11 65 46 56 84/1931 42/1944 23/1898 70/1949 0.16 2.00/1899 10 1
CT STARTS 0628 CST    SUNRISE 0654 CST    SUNSET 1708 CST    CT ENDS 1735 CST
 12 65 46 55 83/1971 33/1962 20/1962 69/2007* 0.14 2.30/1935 11 1
CT STARTS 0629 CST    SUNRISE 0655 CST    SUNSET 1709 CST    CT ENDS 1735 CST
 13 65 46 55 83/1933 42/1962* 15/1962 70/1931 0.15 2.51/1920 11 1
CT STARTS 0629 CST    SUNRISE 0656 CST    SUNSET 1709 CST    CT ENDS 1735 CST
 14 65 46 55 82/1971 40/1960 22/1917 68/1971* 0.15 2.33/2005 11 1
CT STARTS 0630 CST    SUNRISE 0656 CST    SUNSET 1709 CST    CT ENDS 1736 CST
 15 64 45 55 82/1924 32/1901 21/1901 69/1948 0.15 2.61/1961 11 1
CT STARTS 0631 CST    SUNRISE 0657 CST    SUNSET 1710 CST    CT ENDS 1736 CST
 16 64 45 55 83/1971 38/1989 12/1901 74/1971 0.16 3.20/1922 11 1
CT STARTS 0631 CST    SUNRISE 0658 CST    SUNSET 1710 CST    CT ENDS 1736 CST
 17 64 45 55 82/1924 30/1932 22/1901 71/2016 0.16 3.15/1995 11 1
CT STARTS 0632 CST    SUNRISE 0658 CST    SUNSET 1710 CST    CT ENDS 1737 CST
 18 64 45 54 81/1924 31/1932 18/1901 69/2002 0.16 5.74/1995 11 1
CT STARTS 0632 CST    SUNRISE 0659 CST    SUNSET 1711 CST    CT ENDS 1737 CST
 19 64 45 54 82/1908 36/1929 20/1981 65/2017* 0.16 4.37/1956 11 1
CT STARTS 0633 CST    SUNRISE 0659 CST    SUNSET 1711 CST    CT ENDS 1738 CST
 20 64 45 54 79/2017* 33/1909 21/1929* 70/1967 0.16 2.10/1928 12 1
CT STARTS 0633 CST    SUNRISE 0700 CST    SUNSET 1712 CST    CT ENDS 1738 CST
 21 63 45 54 80/1948 33/1924 16/1901 72/1990 0.16 1.69/2006 12 1
CT STARTS 0634 CST    SUNRISE 0700 CST    SUNSET 1712 CST    CT ENDS 1739 CST
 22 63 45 54 81/1970 27/1989 15/1989 68/2017 0.16 3.15/1912 12 1
CT STARTS 0634 CST    SUNRISE 0701 CST    SUNSET 1713 CST    CT ENDS 1739 CST
 23 63 45 54 81/1931 26/1989 9/1989 67/2015 0.16 2.57/1910 12 1
CT STARTS 0635 CST    SUNRISE 0701 CST    SUNSET 1713 CST    CT ENDS 1740 CST
 24 63 44 54 81/2015* 27/1983 11/1989 71/2015 0.17 1.89/2005 12 1
CT STARTS 0635 CST    SUNRISE 0702 CST    SUNSET 1714 CST    CT ENDS 1740 CST
 25 63 44 54 80/2021* 25/1983 12/1983 75/2015 0.18 2.43/1926 12 1
CT STARTS 0636 CST    SUNRISE 0702 CST    SUNSET 1715 CST    CT ENDS 1741 CST
 26 63 44 54 81/2021* 40/1983 16/1983 75/2015 0.18 4.87/1982 12 1
CT STARTS 0636 CST    SUNRISE 0703 CST    SUNSET 1715 CST    CT ENDS 1742 CST
 27 63 44 53 82/2016* 43/1918 23/2010 76/2015 0.19 2.70/2018 12 1
CT STARTS 0637 CST    SUNRISE 0703 CST    SUNSET 1716 CST    CT ENDS 1742 CST
 28 63 44 53 81/1984 37/1925 20/1925 69/2016 0.18 3.22/1900 12 1
CT STARTS 0637 CST    SUNRISE 0703 CST    SUNSET 1716 CST    CT ENDS 1743 CST
 29 62 44 53 82/2021 33/1983 14/1894 72/2021 0.19 3.02/2010 12 1
CT STARTS 0637 CST    SUNRISE 0704 CST    SUNSET 1717 CST    CT ENDS 1743 CST
 30 62 44 53 83/1971 33/1983 14/1917 71/2021 0.19 4.09/2006 13 1
CT STARTS 0638 CST    SUNRISE 0704 CST    SUNSET 1718 CST    CT ENDS 1744 CST
 31 62 44 53 82/2021* 38/2000* 16/1983* 73/2021 0.18 7.10/1933 13 1
CT STARTS 0638 CST    SUNRISE 0704 CST    SUNSET 1718 CST    CT ENDS 1745 CST
 MON 64.4 45.3 54.9         4.96   340 25

                                                       

OTHER MONTHLY MEANS
# DAYS WITH  MAX >=90F MAX <=32F MIN <=32F MIN <=0F
  0 0 3 0
# DAYS PRECIP >=0.01" >=0.10" >=0.50" >=1.00"
  10 7 3 2

 

Note: Daily sums/averages will not equal monthly sums/averages due to rounding - click here for more info

 

 Normals are for the 30-year period from 1991-2020

Extremes (or records) are for the period of record (1893-2023) 

 

 Bold colored records indicate extreme for the month

Italicized bold colored records indicate most recent of multiple monthly extreme occurrences 

 
* Asterisks indicate records which tied previous records; asterisked value was the last year record occurred
 
 All times are approximate and in Central Standard Time - add one hour during Daylight Saving Time

CT stands for Civil Twilight, essentially times of dawn & dusk - see definitions here