Glenbrook Heights, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 35° 51° -1° (1937) 78° (1944) 10.48" 2.5"
February 35° 53° 5° (1937) 79° (1943) 10.96" 5.9"
March 37° 57° 13° (1939) 81° (2007) 9.37" 3.3"
April 40° 63° 20° (1937) 90° (1946) 4.85" 0.8"
May 47° 71° 21° (1936) 98° (1951) 2.75" 0"
June 53° 79° 28° (1939) 104° (1936) 0.78" 0"
July 59° 87° 37° (1976) 106° (1972) 0.02" 0"
August 58° 86° 34° (1938) 111° (1933) 0.21" 0"
September 54° 81° 27° (1950) 105° (1945) 0.92" 0"
October 47° 70° 20° (1971) 98° (1933) 3.08" 0.1"
November 39° 57° 13° (1931) 90° (1936) 7.33" 1"
December 34° 49° -1° (1972) 77° (1935) 12.03" 3.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 51° 77° 27° (1950) 92° (1931) 0.06" 0"
Oct 2 51° 76° 28° (1950) 94° (1933) 0.05" 0"
Oct 3 51° 76° 28° (1973) 98° (1933) 0.06" 0"
Oct 4 50° 76° 29° (1969) 97° (1933) 0.05" 0"
Oct 5 50° 75° 29° (1941) 97° (1933) 0.06" 0"
Oct 6 50° 75° 28° (1941) 95° (1933) 0.06" 0"
Oct 7 50° 74° 27° (1941) 91° (1987) 0.06" 0"
Oct 8 49° 74° 27° (1941) 91° (1996) 0.06" 0"
Oct 9 49° 74° 27° (1949) 94° (1936) 0.07" 0"
Oct 10 49° 73° 29° (1973) 94° (1934) 0.07" 0"
Oct 11 48° 73° 30° (1973) 92° (1991) 0.07" 0"
Oct 12 48° 72° 30° (1943) 96° (1934) 0.08" 0"
Oct 13 48° 72° 27° (1966) 91° (1991) 0.09" 0"
Oct 14 48° 71° 27° (1960) 90° (1936) 0.09" 0"
Oct 15 47° 71° 26° (1966) 88° (1933) 0.09" 0"
Oct 16 47° 71° 27° (1938) 89° (1933) 0.1" 0"
Oct 17 47° 70° 27° (1932) 87° (1933) 0.1" 0"
Oct 18 46° 70° 26° (1932) 87° (1940) 0.11" 0"
Oct 19 46° 69° 25° (1949) 85° (1940) 0.11" 0"
Oct 20 46° 69° 26° (1949) 83° (1991) 0.12" 0"
Oct 21 46° 68° 23° (1935) 85° (1937) 0.11" 0"
Oct 22 45° 68° 25° (1935) 86° (1942) 0.12" 0"
Oct 23 45° 67° 21° (1975) 85° (1937) 0.11" 0"
Oct 24 45° 67° 22° (1975) 85° (1933) 0.13" 0"
Oct 25 44° 66° 27° (1954) 85° (1944) 0.13" 0"
Oct 26 44° 66° 25° (1939) 86° (2003) 0.13" 0"
Oct 27 44° 65° 25° (1970) 85° (2003) 0.15" 0"
Oct 28 44° 65° 25° (1946) 86° (1936) 0.15" 0"
Oct 29 43° 64° 20° (1971) 89° (1936) 0.16" 0"
Oct 30 43° 64° 20° (1971) 83° (1939) 0.16" 0.1"
Oct 31 43° 63° 22° (1935) 83° (1939) 0.17" 0"
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