Rowland Heights, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 43° 68° 21° (1963) 91° (2003) 3.11" 0"
February 45° 69° 23° (1989) 94° (1995) 4.76" 0"
March 47° 71° 26° (1948) 100° (1988) 2.63" 0"
April 49° 76° 29° (1953) 104° (1989) 1.2" 0"
May 54° 79° 34° (1950) 106° (1984) 0.23" 0"
June 58° 84° 39° (1953) 106° (1950) 0.09" 0"
July 62° 90° 41° (1948) 113° (2006) 0" 0"
August 62° 92° 43° (1950) 109° (1967) 0.03" 0"
September 60° 89° 38° (1948) 113° (1948) 0.15" 0"
October 55° 80° 29° (1935) 107° (1950) 1.05" 0"
November 47° 74° 24° (1938) 97° (1976) 1.62" 0"
December 42° 68° 22° (1990) 93° (1979) 2.45" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 56° 80° 42° (1930) 91° (1987) 0.01" 0"
Jun 2 56° 80° 39° (1953) 94° (1951) 0" 0"
Jun 3 56° 81° 41° (1933) 102° (1957) 0.01" 0"
Jun 4 56° 81° 42° (1936) 101° (1957) 0.01" 0"
Jun 5 56° 81° 46° (1936) 102° (1930) 0" 0"
Jun 6 56° 81° 41° (1939) 100° (1985) 0.01" 0"
Jun 7 56° 81° 39° (1950) 98° (1985) 0.01" 0"
Jun 8 56° 82° 39° (1950) 98° (1985) 0" 0"
Jun 9 56° 82° 43° (1950) 94° (1985) 0.01" 0"
Jun 10 56° 82° 41° (1954) 99° (1979) 0" 0"
Jun 11 57° 82° 42° (1929) 104° (1979) 0.01" 0"
Jun 12 57° 82° 42° (1950) 100° (1979) 0" 0"
Jun 13 57° 83° 42° (1938) 104° (1979) 0.01" 0"
Jun 14 57° 83° 39° (1943) 103° (1933) 0" 0"
Jun 15 57° 83° 43° (1992) 101° (1933) 0" 0"
Jun 16 57° 84° 40° (1987) 104° (1981) 0" 0"
Jun 17 58° 84° 42° (1944) 101° (1981) 0.01" 0"
Jun 18 58° 84° 41° (1944) 104° (1957) 0" 0"
Jun 19 58° 84° 42° (1933) 106° (1929) 0" 0"
Jun 20 58° 85° 40° (1944) 108° (2008) 0" 0"
Jun 21 58° 85° 44° (1928) 108° (2008) 0" 0"
Jun 22 58° 85° 45° (1944) 103° (1973) 0" 0"
Jun 23 59° 86° 45° (1943) 101° (1973) 0" 0"
Jun 24 59° 86° 43° (1943) 99° (1976) 0" 0"
Jun 25 59° 86° 42° (1944) 102° (1976) 0" 0"
Jun 26 59° 86° 44° (1934) 102° (1936) 0" 0"
Jun 27 59° 87° 45° (1951) 103° (1990) 0" 0"
Jun 28 60° 87° 44° (1952) 105° (1976) 0" 0"
Jun 29 60° 87° 45° (1943) 106° (1950) 0" 0"
Jun 30 60° 87° 43° (1943) 104° (1937) 0" 0"
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