Portola Hills, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 42° 68° 23° (1979) 91° (1971) 2.72" 0"
February 43° 70° 26° (1956) 93° (1954) 2.88" 0"
March 45° 71° 28° (1966) 100° (1988) 2.31" 0"
April 48° 77° 30° (1956) 100° (1985) 0.68" 0"
May 52° 80° 32° (1988) 107° (1984) 0.16" 0"
June 56° 87° 42° (1988) 110° (1973) 0.02" 0"
July 60° 92° 47° (1988) 110° (1977) 0.02" 0"
August 61° 93° 43° (1974) 110° (1985) 0.12" 0"
September 59° 90° 41° (1957) 114° (1955) 0.23" 0"
October 52° 83° 29° (1971) 108° (1987) 0.36" 0"
November 45° 74° 26° (1958) 99° (1950) 1.03" 0"
December 40° 68° 22° (1968) 94° (1958) 1.47" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 44° 70° 31° (1962) 86° (1961) 0.1" NA
Mar 2 44° 70° 31° (1956) 82° (1968) 0.09" NA
Mar 3 44° 70° 28° (1966) 84° (1968) 0.09" NA
Mar 4 44° 70° 30° (1969) 93° (1972) 0.09" NA
Mar 5 44° 70° 32° (1967) 93° (1972) 0.09" NA
Mar 6 44° 70° 34° (1977) 85° (1953) 0.09" NA
Mar 7 44° 70° 33° (1964) 87° (1953) 0.09" NA
Mar 8 44° 70° 30° (1964) 85° (1955) 0.09" NA
Mar 9 44° 70° 33° (1952) 85° (1983) 0.09" NA
Mar 10 44° 71° 30° (1962) 84° (1959) 0.09" NA
Mar 11 44° 71° 33° (1962) 82° (1959) 0.08" NA
Mar 12 45° 71° 32° (1962) 89° (1959) 0.08" NA
Mar 13 45° 71° 29° (1956) 84° (1951) 0.08" NA
Mar 14 45° 71° 32° (1973) 84° (1970) 0.08" NA
Mar 15 45° 71° 31° (1954) 84° (1970) 0.08" NA
Mar 16 45° 71° 29° (1977) 85° (1959) 0.08" NA
Mar 17 45° 71° 32° (1975) 90° (1978) 0.07" NA
Mar 18 45° 71° 31° (1955) 87° (1960) 0.07" NA
Mar 19 45° 72° 34° (1955) 89° (1960) 0.07" NA
Mar 20 45° 72° 31° (1968) 91° (1988) 0.07" NA
Mar 21 45° 72° 34° (1955) 86° (1976) 0.07" NA
Mar 22 45° 72° 34° (1955) 87° (1976) 0.07" NA
Mar 23 45° 72° 34° (1955) 95° (1953) 0.06" NA
Mar 24 45° 72° 34° (1957) 93° (1988) 0.06" NA
Mar 25 45° 72° 35° (1964) 95° (1988) 0.06" NA
Mar 26 45° 73° 33° (1954) 100° (1988) 0.06" NA
Mar 27 46° 73° 34° (1954) 95° (1988) 0.06" NA
Mar 28 46° 73° 34° (1972) 88° (1968) 0.05" NA
Mar 29 46° 73° 34° (1973) 90° (1971) 0.05" NA
Mar 30 46° 74° 32° (1967) 90° (1966) 0.05" NA
Mar 31 46° 74° 34° (1977) 96° (1966) 0.05" NA
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