Can't find what you're looking for? We're happy to answer your questions.

Half Moon Bay October Weather

Averages and records for weather in Half Moon Bay, California in the month of October.
Typical Half Moon Bay October Weather
1991–2020
Average daily high 66.4 °F
Average daily low 48.0 °F
Average monthly precipitation 1.3 inches
Average monthly snow none
Half Moon Bay October Weather Records
1939–2022
Highest temperature 94 °F October 27, 2003
Lowest temperature 33 °F October 29, 1946
Highest daily low 67 °F October 25, 2019
Lowest daily high 52 °F October 29, 1951
Hottest average temperature 4.2 °F
above average
1983
Coldest average temperature -4.3 °F
below average
1949
Most daily precipitation 4.9 inches October 13, 1962
Most monthly precipitation 11.0 inches 1962
Most daily snow none -
Most monthly snow none -
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
October 1 66.7 49.1 83 37
October 2 66.7 49.0 88 35
October 3 66.8 48.9 89 36
October 4 66.7 48.8 87 40
October 5 66.6 48.8 82 37
October 6 66.6 48.7 87 35
October 7 66.5 48.6 89 36
October 8 66.5 48.5 90 38
October 9 66.6 48.5 89 37
October 10 66.6 48.4 86 38
October 11 66.6 48.4 86 36
October 12 66.6 48.3 87 36
October 13 66.6 48.2 88 35
October 14 66.6 48.1 88 37
October 15 66.6 48.0 90 38
October 16 66.4 47.9 92 36
October 17 66.3 47.8 85 38
October 18 66.4 47.7 82 37
October 19 66.3 47.5 82 36
October 20 66.3 47.4 91 35
October 21 66.2 47.3 87 36
October 22 66.1 47.2 91 36
October 23 65.9 47.1 88 37
October 24 65.9 47.0 92 35
October 25 65.8 47.0 92 34
October 26 65.7 46.9 94 36
October 27 65.5 46.8 94 38
October 28 65.3 46.7 85 37
October 29 65.1 46.5 84 33
October 30 65.0 46.4 86 36
October 31 64.8 46.3 85 39
Weather Station Details
Years Station Coordinates
1939–2022 Half Moon Bay location