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
Jul 1 64° 88° 51° (1952) 100° (1953) 0.12" NA
Jul 2 64° 88° 45° (1952) 99° (1953) 0.12" NA
Jul 3 64° 88° 52° (1957) 99° (1966) 0.12" NA
Jul 4 64° 88° 51° (1986) 98° (1955) 0.12" NA
Jul 5 64° 88° 51° (1971) 98° (1957) 0.12" NA
Jul 6 64° 89° 48° (1979) 100° (1988) 0.12" NA
Jul 7 65° 89° 53° (1972) 100° (1986) 0.12" NA
Jul 8 65° 89° 52° (1959) 99° (1987) 0.12" NA
Jul 9 65° 89° 52° (1984) 99° (1987) 0.12" NA
Jul 10 65° 89° 52° (1963) 104° (1988) 0.12" NA
Jul 11 65° 89° 54° (1953) 102° (1988) 0.12" NA
Jul 12 65° 89° 52° (1954) 100° (1986) 0.12" NA
Jul 13 65° 89° 51° (1978) 96° (1986) 0.13" NA
Jul 14 65° 89° 57° (1955) 99° (1954) 0.13" NA
Jul 15 65° 89° 55° (1981) 100° (1988) 0.13" NA
Jul 16 65° 89° 53° (1954) 102° (1988) 0.13" NA
Jul 17 65° 89° 55° (1987) 100° (1953) 0.13" NA
Jul 18 66° 89° 57° (1966) 102° (1953) 0.13" NA
Jul 19 66° 89° 54° (1985) 99° (1953) 0.13" NA
Jul 20 66° 89° 57° (1965) 97° (1987) 0.13" NA
Jul 21 66° 89° 49° (1966) 103° (1957) 0.13" NA
Jul 22 66° 89° 53° (1966) 103° (1957) 0.13" NA
Jul 23 66° 89° 53° (1974) 99° (1952) 0.13" NA
Jul 24 66° 89° 49° (1985) 96° (1968) 0.13" NA
Jul 25 66° 89° 56° (1952) 100° (1987) 0.13" NA
Jul 26 66° 89° 52° (1953) 98° (1987) 0.13" NA
Jul 27 65° 89° 51° (1962) 97° (1963) 0.13" NA
Jul 28 65° 89° 51° (1977) 97° (1952) 0.13" NA
Jul 29 65° 89° 57° (1977) 98° (1954) 0.13" NA
Jul 30 65° 89° 50° (1981) 98° (1953) 0.13" NA
Jul 31 65° 89° 50° (1981) 100° (1954) 0.13" NA
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