Rialto, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 42° 67° 17° (1937) 94° (1971) 3.5" 0"
February 44° 69° 21° (1942) 93° (1963) 3.7" 0"
March 45° 71° 26° (1933) 96° (2004) 3.28" 0"
April 49° 77° 20° (2003) 102° (1961) 0.93" 0"
May 54° 81° 35° (1933) 112° (1984) 0.41" 0"
June 58° 90° 40° (1943) 111° (1979) 0.09" 0"
July 63° 96° 44° (1948) 116° (1934) 0.04" 0"
August 64° 96° 43° (1933) 116° (1933) 0.22" 0"
September 61° 91° 36° (1934) 117° (1971) 0.41" 0"
October 54° 83° 29° (1935) 111° (1980) 0.71" 0"
November 45° 73° 24° (1958) 98° (1980) 1.2" 0"
December 41° 68° 18° (2002) 93° (1938) 1.94" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 61° 94° 46° (1933) 108° (1931) 0" NA
Jul 2 61° 94° 47° (1943) 107° (1937) 0" NA
Jul 3 61° 94° 44° (1933) 110° (1985) 0" NA
Jul 4 62° 94° 46° (1935) 110° (1957) 0" NA
Jul 5 62° 95° 46° (1948) 111° (1942) 0" NA
Jul 6 62° 95° 47° (1935) 109° (1942) 0" NA
Jul 7 62° 95° 44° (1948) 107° (1942) 0" NA
Jul 8 62° 95° 46° (1934) 109° (1961) 0" NA
Jul 9 62° 95° 46° (1933) 112° (1958) 0" NA
Jul 10 63° 95° 45° (1933) 113° (1959) 0" NA
Jul 11 63° 96° 50° (1935) 109° (1958) 0" NA
Jul 12 63° 96° 48° (1941) 110° (1939) 0" NA
Jul 13 63° 96° 46° (1932) 109° (1983) 0" NA
Jul 14 63° 96° 46° (1932) 110° (1936) 0" NA
Jul 15 63° 96° 47° (1944) 113° (1936) 0" NA
Jul 16 63° 96° 47° (1940) 113° (1960) 0" NA
Jul 17 64° 96° 47° (1940) 113° (1960) 0" NA
Jul 18 64° 97° 50° (1937) 110° (1971) 0" NA
Jul 19 64° 97° 47° (1932) 111° (1947) 0" NA
Jul 20 64° 97° 48° (1940) 111° (1960) 0" NA
Jul 21 64° 97° 48° (1943) 107° (1960) 0" NA
Jul 22 64° 97° 49° (1935) 111° (1942) 0" NA
Jul 23 64° 97° 49° (1935) 109° (1942) 0" NA
Jul 24 64° 97° 48° (1934) 109° (1959) 0" NA
Jul 25 64° 97° 48° (1932) 113° (1931) 0" NA
Jul 26 64° 97° 48° (1944) 114° (1933) 0" NA
Jul 27 64° 97° 52° (1965) 116° (1934) 0" NA
Jul 28 64° 97° 50° (1944) 111° (1972) 0.01" NA
Jul 29 64° 97° 51° (1942) 111° (1980) 0.01" NA
Jul 30 64° 97° 50° (1942) 107° (1972) 0.01" NA
Jul 31 64° 97° 48° (1932) 108° (1938) 0.01" NA
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