Half Moon Bay December Weather
Typical Half Moon Bay December Weather
1991–2020
|
Average daily high |
59.5 °F |
Average daily low |
42.8 °F |
Average monthly precipitation |
4.7 inches |
Average monthly snow |
none |
Daily chance of precipitation |
43.2% |
Daily chance of snow |
0% |
Note: Daily averages are a moving average which includes 14 days before and after
Day |
Average (°F) |
Record (°F) |
High |
Low |
High |
Low |
December 1 |
60.8 |
43.6 |
75 |
34 |
December 2 |
60.7 |
43.5 |
75 |
32 |
December 3 |
60.6 |
43.5 |
75 |
34 |
December 4 |
60.5 |
43.4 |
79 |
27 |
December 5 |
60.4 |
43.3 |
72 |
28 |
December 6 |
60.3 |
43.2 |
69 |
31 |
December 7 |
60.2 |
43.2 |
72 |
32 |
December 8 |
60.1 |
43.2 |
72 |
28 |
December 9 |
59.9 |
43.1 |
70 |
27 |
December 10 |
59.9 |
43.1 |
70 |
29 |
December 11 |
59.8 |
43.0 |
73 |
29 |
December 12 |
59.8 |
42.9 |
73 |
31 |
December 13 |
59.8 |
42.9 |
75 |
31 |
December 14 |
59.7 |
42.8 |
70 |
30 |
December 15 |
59.6 |
42.7 |
73 |
34 |
December 16 |
59.5 |
42.7 |
72 |
33 |
December 17 |
59.4 |
42.7 |
72 |
31 |
December 18 |
59.4 |
42.6 |
68 |
29 |
December 19 |
59.3 |
42.6 |
72 |
29 |
December 20 |
59.3 |
42.6 |
71 |
25 |
December 21 |
59.2 |
42.6 |
72 |
24 |
December 22 |
59.2 |
42.6 |
71 |
24 |
December 23 |
59.2 |
42.5 |
69 |
19 |
December 24 |
59.1 |
42.5 |
71 |
28 |
December 25 |
59.1 |
42.5 |
74 |
29 |
December 26 |
59.1 |
42.5 |
74 |
31 |
December 27 |
59.1 |
42.4 |
72 |
29 |
December 28 |
59.1 |
42.4 |
70 |
28 |
December 29 |
59.1 |
42.4 |
71 |
30 |
December 30 |
59.2 |
42.5 |
69 |
32 |
December 31 |
59.2 |
42.5 |
70 |
31 |
Weather Station Details
Years |
Station |
Coordinates |
1939–2024 |
Half Moon Bay |
location |