Merced March 21 Weather Records

Daily averages and all-time records for weather in Merced, California for the date of March 21.
March 21 All-Time Records
1899–2024
Highest temperature 80 °F 1988
Lowest temperature 30 °F 1924
Lowest daily high 48 °F 1909
Highest daily low 56 °F 1978
Most precipitation 1.07 inches 1920
March 21 Average Weather
1991–2020 1
Average high 68.9 °F
Average low 43.2 °F
Chance precipitation 24.4%
Merced March 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 75 50 0.00 0.0
2023 61 49 0.29 0.0
2022 77 41 0.00 0.0
2021 67 33 0.00 0.0
2020 65 44 0.06 0.0
2019 65 44 0.00 0.0
2018 65 53 0.39 0.0
2017 71 46 0.08 0.0
2016 67 50 0.00 0.0
2015 77 45 0.00 0.0
2014 78 47 0.00 0.0
2013 67 46 0.00 0.0
2012 72 42 0.00 0.0
2011 56 42 0.24 n/a
2010 72 44 0.00 n/a
2009 68 45 0.01 n/a
2008 67 37 0.00 n/a
2007 64 45 0.00 n/a
2006 58 36 0.04 n/a
2005 63 43 0.19 n/a
2004 79 46 0.00 n/a
2003 69 42 0.00 n/a
2002 75 41 0.00 n/a
2001 78 49 0.00 n/a
2000 68 33 0.00 n/a
1999 64 44 0.00 n/a
1998 72 50 0.00 0.0
1997 76 48 0.00 0.0
1996 79 47 0.00 0.0
1995 62 42 0.18 0.0
1994 70 45 0.00 0.0
1993 74 44 0.00 0.0
1992 66 49 0.25 0.0
1991 57 37 0.00 0.0
1990 79 40 0.00 0.0
1989 75 49 0.00 0.0
1988 80 45 0.00 0.0
1987 n/a n/a n/a n/a
1986 75 42 0.00 0.0
1985 67 44 0.00 0.0
1984 77 49 0.00 0.0
1983 62 44 0.71 0.0
1982 65 33 0.00 0.0
1981 63 49 0.46 0.0
1980 61 34 0.00 0.0
1979 64 42 0.00 0.0
1978 69 56 0.19 0.0
1977 75 37 0.00 0.0
1976 75 37 0.00 0.0
1975 58 38 0.00 0.0
1974 73 45 0.00 0.0
1973 51 43 0.20 0.0
1972 78 48 0.00 0.0
1971 77 40 0.00 0.0
1970 72 38 0.00 0.0
1969 60 40 0.35 0.0
1968 71 39 0.00 0.0
1967 71 45 0.00 0.0
1966 65 40 0.00 0.0
1965 78 41 0.00 0.0
1964 67 41 0.02 0.0
1963 76 41 0.00 0.0
1962 66 38 0.00 0.0
1961 69 48 0.00 0.0
1960 80 39 0.00 0.0
1959 73 43 0.00 0.0
1958 62 47 0.22 0.0
1957 72 39 0.00 0.0
1956 78 41 0.00 0.0
1955 67 31 0.00 0.0
1954 60 38 0.02 0.0
1953 61 46 0.02 0.0
1952 62 31 0.00 0.0
1951 74 42 0.00 0.0
1950 76 45 0.00 0.0
1949 63 41 0.00 0.0
1948 65 35 0.00 0.0
1947 73 45 0.00 0.0
1946 61 41 0.05 0.0
1945 59 45 0.00 0.0
1944 72 34 0.00 0.0
1943 60 36 0.00 0.0
1942 75 33 0.00 n/a
1941 63 38 0.00 n/a
1940 75 45 n/a n/a
1939 72 52 0.00 0.0
1938 55 32 0.10 n/a
1937 67 42 0.00 n/a
1936 77 47 0.00 n/a
1935 58 n/a 0.14 n/a
1934 74 46 0.00 n/a
1933 73 44 0.00 n/a
1932 65 35 0.00 n/a
1931 73 45 0.00 n/a
1930 68 40 0.00 n/a
1929 71 45 0.00 n/a
1928 75 45 0.00 n/a
1927 67 39 0.00 n/a
1926 68 44 0.00 n/a
1925 77 45 0.00 0.0
1924 62 30 0.04 n/a
1923 58 32 n/a n/a
1922 72 40 0.00 n/a
1921 66 38 0.00 n/a
1920 55 40 1.07 n/a
1919 49 42 n/a n/a
1918 66 46 0.00 n/a
1917 61 45 0.00 n/a
1916 63 43 0.48 n/a
1915 79 45 0.00 n/a
1914 80 44 0.00 n/a
1913 60 41 0.01 n/a
1912 66 43 n/a n/a
1911 64 43 0.00 n/a
1910 n/a n/a n/a n/a
1909 48 37 0.37 n/a
1908 72 44 0.00 n/a
1907 65 40 0.00 n/a
1906 68 39 0.00 n/a
1905 67 40 0.00 n/a
1904 74 44 n/a n/a
1903 n/a n/a n/a n/a
1902 59 35 0.00 n/a
1901 n/a n/a n/a n/a
1900 76 44 0.00 n/a
What's the all-time high for Merced on 3/21?
For the date of Mar 21, the highest temperature ever reached in Merced history is 80 °F which has happened 3 times, most recently in 1988.
Highest Temperatures in Merced on March 21
Rank Temperature Year
1 80 °F 1914
1 80 °F 1960
1 80 °F 1988
4 79 °F 1990
4 79 °F 2004
4 79 °F 1915
4 79 °F 1996
8 78 °F 1956
8 78 °F 2001
8 78 °F 2014
8 78 °F 1965
8 78 °F 1972
What's the all-time low for Merced on 3/21?
For the date of Mar 21, the lowest temperature ever reached in Merced history is 30 °F which happened in 1924.
Lowest Temperatures in Merced on March 21
Rank Temperature Year
1 30 °F 1924
2 31 °F 1955
2 31 °F 1952
4 32 °F 1938
4 32 °F 1923
6 33 °F 2021
6 33 °F 2000
6 33 °F 1942
6 33 °F 1982
10 34 °F 1980
10 34 °F 1944
Lowest High Temperatures in Merced on March 21
Rank Temperature Year
1 48 °F 1909
2 49 °F 1919
3 51 °F 1973
4 55 °F 1920
4 55 °F 1938
6 56 °F 2011
7 57 °F 1991
8 58 °F 1975
8 58 °F 2006
8 58 °F 1935
8 58 °F 1923
What's the most it has ever rained in Merced on 3/21?
For the date of Mar 21, the most precipitation ever recorded in Merced history is 1.07 inches which happened in 1920.
All-Time Most Precipitation in Merced on March 21
Rank Precipitation Year
1 1.07 inches 1920
2 0.71 inches 1983
3 0.48 inches 1916
4 0.46 inches 1981
5 0.39 inches 2018
6 0.37 inches 1909
7 0.35 inches 1969
8 0.29 inches 2023
9 0.25 inches 1992
10 0.24 inches 2011
Weather Station Details
Years Station Coordinates
1998–2024 Merced Municipal Airport location
1899–1998 Merced location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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