Weather Averages Los Altos Hills, CA

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Weather Averages for
Los Altos Hills, CA


Latitude: 37°25'N, Longitude: 122°3'W, Elevation: 39.0 ft, Distance: 6.54 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 49 years
°F 59 50 53 55 57 60 64 66 66 66 62 55 50
Average high temperature
over 49 years
°F 68 57 60 62 66 69 73 75 75 75 71 64 57
Average low temperature
over 49 years
°F 50 42 44 46 48 51 55 57 57 57 53 46 42
Highest recorded temperature
over 49 years
°F 105 75 82 82 95 102 104 105 100 105 100 87 75
Lowest recorded temperature
over 49 years
°F 21 21 26 30 32 37 43 44 46 41 33 28 23
Average number of days above 90°F
over 49 years
days 5 - - - - 1 1 1 1 2 1 - -
Average precipitation
over 49 years
in 13.5 2.7 2.3 2.1 0.9 0.4 0.1 - - 0.2 0.7 1.7 2.3
Average dew point
over 49 years
°F 46 39 43 43 44 48 51 55 55 53 50 44 41
Average number of days above 70°F
over 49 years
days 155 - 2 5 9 14 22 26 27 25 19 6 1
Most recorded rainfall
over 49 years
in 31.4 6.8 7.3 6.4 4.0 1.7 0.5 0.5 0.6 2.0 3.5 5.6 9.5
Least recorded rainfall
over 49 years
in 6.0 0.2 0.1 0.1 - - - - - - - - -
Average number of days with thunderstorms
over 40 years
days 6 - - - - - - - - - - - -
Average number of days with fog
over 40 years
days 94 13 9 5 4 3 3 6 7 8 10 11 15
Average morning relative humidity
over 49 years
% 79 82 81 79 76 73 73 77 79 79 79 81 82
Average evening relative humidity
over 49 years
% 57 61 59 56 52 53 54 58 58 55 54 59 63
Average wind speed
over 12 years
mph - 9.0 8.0 9.0 10.0 11.0 11.0 - - - - - -
Average number of days below 32°F
over 49 years
days 5 2 1 - - - - - - - - - 1