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Half Moon Bay March Weather

Averages and records for weather in Half Moon Bay, California in the month of March.
Typical Half Moon Bay March Weather
1991–2020
Average daily high 60.5 °F
Average daily low 43.8 °F
Average monthly precipitation 3.5 inches
Average monthly snow none
Half Moon Bay March Weather Records
1939–2022
Highest temperature 83 °F March 17, 2004
Lowest temperature 28 °F March 29, 2007
Highest daily low 58 °F March 5, 2016
Lowest daily high 45 °F March 11, 1954
Hottest average temperature 4.6 °F
above average
1978
Coldest average temperature -4.4 °F
below average
1991
Most daily precipitation 3.9 inches March 30, 1940
Most monthly precipitation 13.0 inches 1983
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
March 1 59.9 43.2 72 34
March 2 59.9 43.3 72 31
March 3 60.0 43.3 73 32
March 4 60.0 43.3 77 33
March 5 60.1 43.4 76 34
March 6 60.2 43.5 71 35
March 7 60.2 43.5 72 33
March 8 60.2 43.6 79 31
March 9 60.2 43.6 71 33
March 10 60.3 43.7 82 32
March 11 60.3 43.8 75 31
March 12 60.3 43.8 75 30
March 13 60.4 43.9 79 32
March 14 60.4 43.9 78 33
March 15 60.5 43.9 74 35
March 16 60.5 43.9 78 30
March 17 60.6 43.8 83 33
March 18 60.6 43.9 75 34
March 19 60.7 43.9 79 35
March 20 60.6 43.9 75 35
March 21 60.7 43.9 75 35
March 22 60.7 43.9 70 32
March 23 60.7 43.9 72 32
March 24 60.7 43.9 73 34
March 25 60.7 43.9 72 35
March 26 60.7 44.0 77 32
March 27 60.6 43.9 76 34
March 28 60.6 44.0 79 29
March 29 60.6 44.0 77 28
March 30 60.6 44.0 74 35
March 31 60.6 44.0 83 31
Weather Station Details
Years Station Coordinates
1939–2022 Half Moon Bay location