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

Half Moon Bay Weather in 2004

Historical record of Half Moon Bay, California weather for the year 2004 based on NOAA data.
Jump to month:
2004 Half Moon Bay Weather Extremes
Highest temperature 88 °F October 13
Lowest temperature 31 °F December 4
Highest daily low 64 °F August 22
Lowest daily high 52 °F December 28
Most daily precipitation 2.9 inches December 27
Most daily snow none -
Total annual precipitation 27.3 inches -
Total annual snow none -
January 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
57 44 1.43
January 2
55 37 0.45
January 3
52 32 0.39
January 4
52 31 0.01
January 5
56 37 0.00
January 6
57 43 0.00
January 7
57 47 0.03
January 8
63 53 0.00
January 9
67 50 0.00
January 10
61 54 0.33
January 11
63 51 0.00
January 12
62 44 0.00
January 13
60 46 0.01
January 14
62 44 0.01
January 15
60 46 0.02
January 16
58 48 0.02
January 17
57 43 0.00
January 18
59 48 0.00
January 19
61 45 0.00
January 20
57 49 0.01
January 21
59 39 0.00
January 22
63 32 0.01
January 23
62 35 0.00
January 24
57 45 0.32
January 25
58 36 0.00
January 26
55 37 0.00
January 27
57 42 0.09
January 28
59 40 0.04
January 29
58 48 0.00
January 30
55 48 0.16
January 31
59 35 0.00
February 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
55 39 0.01
February 2
54 45 0.16
February 3
56 45 0.98
February 4
55 48 0.38
February 5
57 37 0.02
February 6
60 39 0.01
February 7
60 37 0.11
February 8
55 32 0.01
February 9
63 34 0.00
February 10
64 36 0.00
February 11
67 32 0.00
February 12
59 33 0.00
February 13
60 37 0.01
February 14
63 42 0.07
February 15
61 42 0.00
February 16
60 49 0.35
February 17
61 31 0.05
February 18
63 39 1.67
February 19
58 40 0.01
February 20
56 46 0.27
February 21
59 40 0.01
February 22
59 46 0.11
February 23
58 41 0.01
February 24
61 40 0.19
February 25
64 43 0.70
February 26
60 48 0.98
February 27
61 45 0.25
February 28
57 39 0.01
February 29
n/a 50 0.00
March 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
March 1
58 50 0.08
March 2
57 39 0.35
March 3
63 42 0.00
March 4
59 38 0.01
March 5
58 39 0.00
March 6
58 43 0.00
March 7
61 45 0.02
March 8
79 47 0.00
March 9
70 49 0.00
March 10
82 44 0.01
March 11
72 40 0.01
March 12
65 41 0.01
March 13
60 45 0.00
March 14
62 41 0.00
March 15
65 42 0.02
March 16
73 45 0.01
March 17
83 42 0.01
March 18
69 40 0.01
March 19
67 38 0.01
March 20
62 52 0.00
March 21
61 49 0.00
March 22
56 51 0.05
March 23
61 52 0.00
March 24
63 n/a 0.00
March 25
63 45 0.00
March 26
59 38 0.53
March 27
61 47 0.23
March 28
62 42 0.01
March 29
77 44 0.01
March 30
58 n/a 0.01
March 31
58 38 0.00
April 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
April 1
58 35 0.00
April 2
64 43 0.00
April 3
71 36 0.00
April 4
61 46 0.00
April 5
58 51 0.00
April 6
60 49 0.00
April 7
59 42 0.00
April 8
62 49 0.01
April 9
56 49 0.00
April 10
56 43 0.00
April 11
56 47 0.02
April 12
56 49 0.00
April 13
59 42 0.00
April 14
63 46 0.00
April 15
64 43 0.00
April 17
62 39 0.00
April 18
61 40 0.00
April 19
60 44 0.02
April 20
58 44 0.11
April 21
64 53 0.09
April 23
70 39 0.01
April 24
65 45 0.00
April 25
60 42 0.01
April 26
68 45 0.00
April 27
80 46 0.00
April 28
74 54 0.00
April 29
71 39 0.00
April 30
78 49 0.00
May 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
May 1
62 43 0.00
May 2
78 50 0.00
May 3
66 41 0.00
May 4
61 43 0.01
May 5
64 49 0.00
May 6
64 44 0.00
May 7
65 52 0.00
May 8
67 51 0.00
May 9
67 45 0.00
May 10
64 45 0.00
May 11
62 38 0.00
May 12
60 38 0.00
May 13
62 51 0.00
May 14
63 44 0.00
May 15
63 52 0.00
May 16
63 50 0.00
May 17
62 52 0.00
May 18
66 52 0.00
May 19
64 51 0.00
May 20
64 54 0.00
May 21
63 54 0.00
May 22
62 53 0.00
May 23
64 51 0.00
May 24
64 51 0.00
May 25
64 52 0.00
May 26
68 56 0.00
May 27
66 56 0.01
May 28
66 56 0.11
May 29
65 43 0.02
May 30
64 42 0.00
May 31
65 42 0.00
June 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
June 1
64 43 0.01
June 2
65 44 0.01
June 3
63 51 0.00
June 4
60 53 0.00
June 5
63 50 0.01
June 6
64 48 0.00
June 7
64 40 0.00
June 8
62 38 0.00
June 9
63 50 0.00
June 10
63 52 0.00
June 11
63 47 0.00
June 12
63 47 0.00
June 13
64 50 0.00
June 14
64 50 0.00
June 15
63 46 0.00
June 16
64 49 0.00
June 17
65 52 0.00
June 18
70 56 0.00
June 19
68 56 0.00
June 20
64 54 0.00
June 21
59 54 0.00
June 22
61 54 0.00
June 23
65 55 0.00
June 24
66 54 0.00
June 25
66 47 0.01
June 26
68 46 0.01
June 27
66 54 0.00
June 28
65 54 0.00
June 29
66 48 0.00
June 30
70 53 0.00
July 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
July 1
69 56 0.01
July 2
63 56 0.00
July 3
66 54 0.02
July 4
64 55 0.02
July 5
66 54 0.01
July 6
67 54 0.01
July 7
66 54 0.01
July 8
68 56 0.01
July 9
70 54 0.00
July 10
71 54 0.00
July 11
65 53 0.00
July 12
64 53 0.00
July 13
63 54 0.00
July 14
66 58 0.00
July 15
67 48 0.00
July 16
68 57 0.00
July 17
64 50 0.00
July 18
70 58 0.00
July 19
70 60 0.04
July 20
71 58 0.03
July 21
67 59 0.02
July 22
64 56 0.01
July 23
66 54 0.02
July 24
64 52 0.01
July 25
66 56 0.02
July 26
69 55 0.02
July 27
77 54 0.01
July 28
68 55 0.00
July 29
70 57 0.00
July 30
64 56 0.02
July 31
67 57 0.05
August 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
August 1
63 57 0.04
August 2
66 57 0.02
August 3
67 54 0.00
August 4
66 57 0.03
August 5
65 56 0.00
August 6
69 52 0.00
August 7
69 51 0.00
August 8
83 49 0.01
August 9
67 56 0.00
August 10
68 58 0.00
August 11
65 54 0.00
August 12
66 55 0.01
August 13
68 55 0.00
August 16
69 54 0.00
August 17
68 58 0.00
August 18
68 56 0.01
August 19
64 56 0.01
August 20
68 59 0.00
August 21
70 59 0.00
August 22
69 64 0.00
August 23
71 58 0.03
August 24
69 59 0.10
August 25
67 58 0.01
August 26
71 57 0.02
August 27
71 47 0.01
August 28
73 46 0.02
August 30
71 55 n/a
August 31
69 51 0.00
September 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
September 1
72 58 0.00
September 2
70 50 0.00
September 3
69 43 0.00
September 4
68 45 0.00
September 5
74 44 0.00
September 6
80 47 0.00
September 7
73 43 0.00
September 8
71 43 0.00
September 9
72 45 0.01
September 10
68 48 0.00
September 11
66 55 0.05
September 12
66 57 0.05
September 13
69 57 0.00
September 14
68 45 0.00
September 15
67 43 0.00
September 16
70 52 0.00
September 17
67 44 0.00
September 18
69 44 0.00
September 19
64 46 0.09
September 20
66 43 0.02
September 21
72 39 0.01
September 22
71 39 0.00
September 23
67 40 0.00
September 24
65 40 0.01
September 25
66 40 0.05
September 26
61 40 0.00
September 27
63 41 0.00
September 28
66 54 0.00
September 29
70 55 0.00
September 30
64 54 0.00
October 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
62 55 0.00
October 2
66 43 0.00
October 3
61 50 0.00
October 4
62 53 0.00
October 5
62 55 0.01
October 6
58 44 0.01
October 7
68 55 0.02
October 8
61 51 0.01
October 9
70 52 0.01
October 10
64 38 0.01
October 11
66 39 0.00
October 12
86 45 0.00
October 13
88 43 0.00
October 14
86 50 0.00
October 15
61 49 0.01
October 16
60 50 0.00
October 17
66 56 0.04
October 18
65 43 0.21
October 19
66 36 0.82
October 20
61 50 2.14
October 21
63 42 0.01
October 22
62 44 0.00
October 23
64 47 0.00
October 24
61 49 0.35
October 25
65 48 0.00
October 26
62 51 0.93
October 27
61 41 0.01
October 28
65 38 0.01
October 29
65 47 0.00
October 30
67 43 0.00
October 31
60 47 0.00
November 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
71 41 0.00
November 2
73 39 0.00
November 3
68 43 0.00
November 4
60 41 0.15
November 5
61 48 0.00
November 6
67 39 0.00
November 7
60 40 0.00
November 8
63 45 0.00
November 9
59 51 0.01
November 10
67 53 0.14
November 11
67 54 0.07
November 12
70 48 0.43
November 13
65 48 0.01
November 14
66 42 0.00
November 15
69 42 0.00
November 16
65 47 0.02
November 17
57 43 0.03
November 18
59 39 0.02
November 19
64 48 0.01
November 20
62 49 0.00
November 21
66 34 0.00
November 22
63 44 0.00
November 23
62 39 0.00
November 24
65 36 0.02
November 25
59 44 0.00
November 26
60 48 0.01
November 27
60 52 0.44
November 28
59 47 0.02
November 29
59 42 0.00
November 30
59 32 0.00
December 2004 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
58 34 0.00
December 2
58 32 0.00
December 3
59 34 0.00
December 4
63 31 0.00
December 5
52 38 0.00
December 6
60 37 0.00
December 7
59 34 1.77
December 8
59 45 1.26
December 9
59 56 n/a
December 10
62 58 n/a
December 11
66 50 0.01
December 12
72 52 0.01
December 13
n/a 50 0.00
December 14
64 45 0.01
December 15
62 51 0.00
December 16
67 40 0.00
December 17
65 52 0.00
December 18
68 50 0.00
December 19
69 46 0.00
December 20
66 36 0.00
December 21
67 40 0.00
December 22
67 42 0.00
December 23
64 37 0.00
December 24
64 36 0.00
December 25
62 33 0.00
December 26
63 45 0.00
December 27
58 36 2.90
December 28
52 44 1.00
December 29
53 44 0.43
December 30
59 34 0.58
December 31
58 42 0.67
Weather Station Details
Years Station Coordinates
1939–2022 Half Moon Bay location