Pomona, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 42° 68° 21° (1963) 91° (2003) 4.02" 0"
February 44° 69° 23° (1989) 94° (1995) 4.05" 0"
March 45° 69° 26° (1948) 100° (1988) 3.45" 0"
April 47° 74° 29° (1953) 104° (1989) 0.73" 0"
May 51° 77° 34° (1950) 106° (1984) 0.25" 0"
June 55° 82° 39° (1953) 106° (1950) 0.05" 0"
July 59° 89° 41° (1948) 113° (2006) 0" 0"
August 59° 89° 43° (1950) 109° (1967) 0.13" 0"
September 58° 87° 38° (1948) 113° (1948) 0.29" 0"
October 53° 80° 29° (1935) 107° (1950) 0.66" 0"
November 45° 73° 24° (1938) 97° (1976) 1.29" 0"
December 41° 68° 22° (1990) 93° (1979) 2.04" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 59° 89° 43° (1941) 110° (1955) 0" NA
Sep 2 59° 88° 45° (1942) 110° (1955) 0.01" NA
Sep 3 59° 88° 44° (1942) 109° (1955) 0.01" NA
Sep 4 59° 88° 46° (1942) 107° (1955) 0.01" NA
Sep 5 59° 88° 46° (1942) 109° (1955) 0.01" NA
Sep 6 59° 88° 42° (1933) 112° (1955) 0.01" NA
Sep 7 59° 88° 42° (1933) 110° (1949) 0.01" NA
Sep 8 59° 88° 45° (1935) 110° (1984) 0.01" NA
Sep 9 59° 88° 44° (1931) 105° (1956) 0.01" NA
Sep 10 59° 88° 43° (1931) 113° (1948) 0.01" NA
Sep 11 59° 88° 43° (1952) 107° (1948) 0.01" NA
Sep 12 59° 87° 42° (1952) 104° (1960) 0.01" NA
Sep 13 58° 87° 45° (1930) 108° (1938) 0.01" NA
Sep 14 58° 87° 42° (1939) 107° (1971) 0.01" NA
Sep 15 58° 87° 44° (1931) 106° (1937) 0.01" NA
Sep 16 58° 87° 46° (1933) 108° (1929) 0.01" NA
Sep 17 58° 87° 47° (1933) 103° (1939) 0.01" NA
Sep 18 58° 87° 41° (1933) 106° (1939) 0.01" NA
Sep 19 58° 86° 43° (1942) 104° (1939) 0.01" NA
Sep 20 58° 86° 43° (1954) 108° (1939) 0.01" NA
Sep 21 58° 86° 42° (1941) 106° (1939) 0.01" NA
Sep 22 57° 86° 42° (1944) 107° (1943) 0.01" NA
Sep 23 57° 86° 39° (1941) 110° (1949) 0.01" NA
Sep 24 57° 85° 42° (1941) 106° (1978) 0.01" NA
Sep 25 57° 85° 41° (1934) 108° (1963) 0.01" NA
Sep 26 57° 85° 38° (1948) 109° (1978) 0.01" NA
Sep 27 57° 85° 39° (1948) 107° (1963) 0.01" NA
Sep 28 56° 85° 40° (1934) 107° (1963) 0.01" NA
Sep 29 56° 84° 42° (1931) 105° (1963) 0.01" NA
Sep 30 56° 84° 41° (1940) 104° (1980) 0.01" NA
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