Henderson, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° 44° -10° (1982) 73° (1967) 3.86" 5.6"
February 27° 47° -11° (1979) 76° (1985) 2.97" 6.2"
March 34° 57° 4° (1960) 84° (1963) 3.84" 1.5"
April 42° 67° 22° (1982) 95° (1960) 3.42" 0.2"
May 51° 76° 30° (1957) 98° (1962) 4.11" 0"
June 60° 85° 40° (1986) 104° (1988) 3.46" 0"
July 65° 89° 45° (1952) 104° (1988) 3.91" 0"
August 63° 87° 39° (1982) 102° (1953) 3.91" 0"
September 56° 81° 35° (1963) 99° (1983) 3.92" 0"
October 44° 70° 22° (1969) 94° (1954) 3.1" 0"
November 36° 59° 15° (1976) 83° (1974) 3.31" 0.6"
December 29° 48° 1° (1958) 77° (1988) 3.39" 1.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 46° 72° 35° (1952) 88° (1986) 0.12" NA
May 2 47° 72° 33° (1960) 89° (1954) 0.13" NA
May 3 47° 73° 33° (1988) 90° (1954) 0.13" NA
May 4 47° 73° 30° (1957) 90° (1965) 0.13" NA
May 5 48° 73° 37° (1957) 91° (1955) 0.13" NA
May 6 48° 73° 38° (1987) 93° (1986) 0.13" NA
May 7 48° 74° 31° (1970) 92° (1986) 0.13" NA
May 8 49° 74° 32° (1981) 89° (1986) 0.13" NA
May 9 49° 74° 33° (1956) 93° (1963) 0.13" NA
May 10 49° 74° 32° (1983) 94° (1963) 0.13" NA
May 11 50° 75° 31° (1966) 91° (1953) 0.13" NA
May 12 50° 75° 37° (1962) 92° (1959) 0.13" NA
May 13 51° 75° 38° (1967) 92° (1956) 0.14" NA
May 14 51° 76° 40° (1958) 96° (1956) 0.14" NA
May 15 51° 76° 38° (1984) 93° (1962) 0.14" NA
May 16 52° 76° 40° (1966) 88° (1965) 0.14" NA
May 17 52° 77° 34° (1956) 93° (1986) 0.14" NA
May 18 52° 77° 36° (1955) 96° (1962) 0.14" NA
May 19 52° 77° 40° (1973) 98° (1962) 0.14" NA
May 20 53° 77° 44° (1981) 96° (1962) 0.14" NA
May 21 53° 78° 41° (1956) 88° (1962) 0.14" NA
May 22 53° 78° 44° (1981) 92° (1959) 0.13" NA
May 23 54° 78° 42° (1961) 90° (1957) 0.13" NA
May 24 54° 79° 37° (1963) 91° (1955) 0.13" NA
May 25 54° 79° 36° (1956) 89° (1981) 0.13" NA
May 26 55° 79° 42° (1967) 90° (1957) 0.13" NA
May 27 55° 80° 41° (1967) 95° (1965) 0.13" NA
May 28 55° 80° 42° (1961) 93° (1959) 0.13" NA
May 29 56° 80° 40° (1953) 96° (1987) 0.13" NA
May 30 56° 80° 43° (1985) 97° (1987) 0.13" NA
May 31 56° 81° 42° (1961) 97° (1986) 0.13" NA
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