National Weather Service United States Department of Commerce

Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

APRIL 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 76 56 66 90/2023 61/1900 35/1942* 73/2024 0.13 2.25/1974 2 4
CT STARTS 0532 CST    SUNRISE 0556 CST    SUNSET 1827 CST    CT ENDS 1851 CST
 2 76 56 66 87/1925* 56/1915 35/1907 75/2025 0.12 4.30/2017 2 4
CT STARTS 0531 CST    SUNRISE 0555 CST    SUNSET 1828 CST    CT ENDS 1852 CST
 3 76 57 66 88/2023* 56/1987 33/1915 76/2025 0.13 1.41/2013 2 4
CT STARTS 0530 CST    SUNRISE 0554 CST    SUNSET 1828 CST    CT ENDS 1853 CST
 4 77 57 67 89/1910* 56/2013 33/1915 77/2025 0.14 3.01/1952 2 4
CT STARTS 0529 CST    SUNRISE 0553 CST    SUNSET 1829 CST    CT ENDS 1853 CST
 5 77 57 67 87/1893 59/1945 33/1987* 77/2025 0.13 2.66/1969 2 4
CT STARTS 0527 CST    SUNRISE 0552 CST    SUNSET 1830 CST    CT ENDS 1854 CST
 6 77 57 67 87/1911* 55/1898 37/1971* 70/1964* 0.15 3.20/1928 2 4
CT STARTS 0526 CST    SUNRISE 0551 CST    SUNSET 1830 CST    CT ENDS 1854 CST
 7 77 57 67 92/1930 52/2007 35/1971 72/2006 0.14 5.83/1942 2 4
CT STARTS 0525 CST    SUNRISE 0549 CST    SUNSET 1831 CST    CT ENDS 1855 CST
 8 77 58 67 93/1910 55/2018 33/1939 73/2020 0.14 3.25/1921 2 4
CT STARTS 0524 CST    SUNRISE 0548 CST    SUNSET 1831 CST    CT ENDS 1856 CST
 9 78 58 68 89/1933 51/2003 35/1916 74/2024 0.15 2.74/1936 2 4
CT STARTS 0523 CST    SUNRISE 0547 CST    SUNSET 1832 CST    CT ENDS 1856 CST
 10 78 58 68 91/1927* 50/1928 34/1938 75/2011* 0.14 4.97/1955 2 5
CT STARTS 0521 CST    SUNRISE 0546 CST    SUNSET 1833 CST    CT ENDS 1857 CST
 11 78 58 68 91/1927 60/1988 36/1918 74/1979 0.16 3.13/1926 2 5
CT STARTS 0520 CST    SUNRISE 0545 CST    SUNSET 1833 CST    CT ENDS 1858 CST
 12 78 58 68 89/1954* 57/1978 37/1918 73/1991* 0.16 2.77/1969 2 5
CT STARTS 0519 CST    SUNRISE 0544 CST    SUNSET 1834 CST    CT ENDS 1858 CST
 13 78 59 69 89/1954* 57/1997 32/1940 73/1991 0.16 2.90/2021 2 5
CT STARTS 0518 CST    SUNRISE 0542 CST    SUNSET 1835 CST    CT ENDS 1859 CST
 14 79 59 69 88/2001* 61/1997 39/1909 73/1927 0.17 3.34/1991 1 5
CT STARTS 0517 CST    SUNRISE 0541 CST    SUNSET 1835 CST    CT ENDS 1900 CST
 15 79 59 69 89/1912 60/2014 37/2008 76/1972 0.18 2.75/1967 1 5
CT STARTS 0516 CST    SUNRISE 0540 CST    SUNSET 1836 CST    CT ENDS 1900 CST
 16 79 59 69 92/1894 65/2014 38/1928 74/2022* 0.18 2.51/1957 1 5
CT STARTS 0515 CST    SUNRISE 0539 CST    SUNSET 1836 CST    CT ENDS 1901 CST
 17 79 60 69 93/2006 61/1899 41/1928 74/1970* 0.20 3.33/1900 1 5
CT STARTS 0513 CST    SUNRISE 0538 CST    SUNSET 1837 CST    CT ENDS 1902 CST
 18 80 60 70 90/2006 64/1998 36/1921 73/2024* 0.19 4.58/1918 1 6
CT STARTS 0512 CST    SUNRISE 0537 CST    SUNSET 1838 CST    CT ENDS 1902 CST
 19 80 60 70 91/1987 61/2013* 40/1921* 73/2011* 0.19 1.55/1914 1 6
CT STARTS 0511 CST    SUNRISE 0536 CST    SUNSET 1838 CST    CT ENDS 1903 CST
 20 80 60 70 92/1987 64/1949 41/1953* 76/2011 0.18 3.90/1935 1 6
CT STARTS 0510 CST    SUNRISE 0535 CST    SUNSET 1839 CST    CT ENDS 1904 CST
 21 80 61 70 93/1987 62/1907 41/1953 75/2011 0.18 7.84/1979 1 6
CT STARTS 0509 CST    SUNRISE 0534 CST    SUNSET 1840 CST    CT ENDS 1904 CST
 22 80 61 71 92/1925 58/1982 40/1931 76/1995* 0.18 2.71/1979 1 6
CT STARTS 0508 CST    SUNRISE 0533 CST    SUNSET 1840 CST    CT ENDS 1905 CST
 23 81 61 71 90/2006* 67/1907 41/1927 73/1999* 0.16 2.10/1952 1 6
CT STARTS 0507 CST    SUNRISE 0532 CST    SUNSET 1841 CST    CT ENDS 1906 CST
 24 81 61 71 90/2006* 67/1995 42/1910 73/1975* 0.18 6.34/2025 0 7
CT STARTS 0506 CST    SUNRISE 0531 CST    SUNSET 1841 CST    CT ENDS 1907 CST
 25 81 62 71 92/1925 68/1997* 45/1968 76/2011 0.17 5.07/1905 0 7
CT STARTS 0505 CST    SUNRISE 0530 CST    SUNSET 1842 CST    CT ENDS 1907 CST
 26 81 62 72 92/1925 60/1913 41/1910 75/1994 0.17 2.45/1921 0 7
CT STARTS 0504 CST    SUNRISE 0529 CST    SUNSET 1843 CST    CT ENDS 1908 CST
 27 82 62 72 92/1933 64/1980 44/1898 75/1970 0.18 3.52/1997 0 7
CT STARTS 0503 CST    SUNRISE 0528 CST    SUNSET 1843 CST    CT ENDS 1909 CST
 28 82 62 72 93/1987* 65/1997 39/1928 77/2017* 0.19 3.46/1972 0 7
CT STARTS 0502 CST    SUNRISE 0527 CST    SUNSET 1844 CST    CT ENDS 1909 CST
 29 82 63 72 92/1955 65/1979 44/1916 81/2017 0.17 4.36/1960 0 8
CT STARTS 0501 CST    SUNRISE 0526 CST    SUNSET 1845 CST    CT ENDS 1910 CST
 30 82 63 73 92/1955* 64/1925 45/1965 77/1970 0.19 3.78/1940 0 8
CT STARTS 0500 CST    SUNRISE 0525 CST    SUNSET 1845 CST    CT ENDS 1911 CST
 MON 79.0 59.3 69.2         4.91   38 162

                                                       

OTHER MONTHLY MEANS
# DAYS WITH  MAX >=90F MAX <=32F MIN <=32F MIN <=0F
  <1 0 0 0
# DAYS PRECIP >=0.01" >=0.10" >=0.50" >=1.00"
  8 5 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 (1893-2025) 

 

 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