Half Moon Bay Weather in 2015

Historical record of Half Moon Bay, California weather for the year 2015 based on NOAA data.
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2015 Half Moon Bay Weather Extremes
Highest temperature 78 °F September 20
Lowest temperature 30 °F December 29
Highest daily low 62 °F August 29
Lowest daily high 51 °F December 28
Most daily precipitation 1.7 inches December 21
Total annual precipitation 9.5 inches -
Highest Temperatures in Half Moon Bay in 2015
Rank Temperature Date
1 78 °F Sep 20
1 78 °F Jul 19
1 78 °F Apr 16
4 77 °F Jul 20
5 76 °F Aug 2
6 75 °F Sep 19
6 75 °F Aug 4
6 75 °F Aug 3
6 75 °F Aug 1
6 75 °F Feb 15
Lowest Temperatures in Half Moon Bay in 2015
Rank Temperature Date
1 30 °F December 29
2 31 °F December 27
3 32 °F December 30
4 33 °F December 26
4 33 °F December 16
4 33 °F November 28
7 34 °F November 26
7 34 °F January 1
9 35 °F December 20
9 35 °F November 30
9 35 °F February 24
January 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
58 34 0.00
January 2
57 37 0.00
January 3
57 36 0.00
January 4
59 37 0.00
January 5
63 50 0.00
January 6
69 55 0.00
January 7
72 57 0.00
January 8
71 46 0.00
January 9
67 48 0.00
January 10
59 44 0.00
January 11
57 41 0.00
January 12
60 43 0.00
January 13
65 41 0.00
January 14
65 44 0.00
January 15
64 41 0.00
January 16
62 43 0.00
January 17
67 52 0.00
January 18
64 51 0.00
January 19
63 52 0.00
January 20
61 43 0.00
January 21
65 39 0.00
January 22
64 44 0.00
January 23
69 49 0.00
January 24
73 49 0.00
January 25
71 52 0.00
January 26
69 45 0.00
January 27
68 51 0.00
January 28
67 47 0.00
January 29
68 45 0.00
January 30
60 44 0.00
January 31
72 44 0.00
February 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
65 43 0.00
February 2
66 42 0.00
February 3
65 49 0.00
February 4
63 42 0.00
February 5
62 47 0.00
February 6
63 54 0.06
February 7
65 57 0.26
February 8
64 54 0.75
February 9
65 55 0.08
February 10
65 44 0.00
February 11
70 42 0.00
February 12
69 54 0.00
February 13
71 50 0.00
February 14
70 51 0.00
February 15
75 44 0.00
February 16
67 42 0.00
February 17
58 51 0.00
February 18
62 51 0.00
February 19
61 48 0.00
February 20
70 49 0.00
February 21
62 41 0.00
February 22
65 44 0.00
February 23
65 38 0.00
February 24
63 35 0.00
February 25
63 41 0.00
February 26
63 49 0.00
February 27
60 53 0.00
February 28
59 48 0.01
March 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
March 1
64 42 0.03
March 2
61 41 0.00
March 3
60 39 0.00
March 4
62 38 0.00
March 5
70 41 0.00
March 6
70 46 0.00
March 7
66 38 0.00
March 8
63 47 0.00
March 9
59 50 0.00
March 10
58 49 0.00
March 11
64 53 0.02
March 12
65 46 0.00
March 13
66 47 0.00
March 14
72 47 0.00
March 15
73 49 0.00
March 16
67 48 0.00
March 17
65 50 0.00
March 18
62 41 0.00
March 19
62 41 0.00
March 20
62 40 0.00
March 21
63 47 0.00
March 22
65 53 0.03
March 23
64 52 0.09
March 24
63 46 0.01
March 25
65 45 0.00
March 26
65 47 0.00
March 27
65 50 0.00
March 28
64 44 0.00
March 29
63 40 0.00
March 30
62 40 0.00
March 31
60 43 0.00
April 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
April 1
59 36 0.00
April 2
61 36 0.00
April 3
61 36 0.00
April 4
59 45 0.00
April 5
59 40 0.00
April 6
61 37 0.00
April 7
60 49 0.32
April 8
60 46 0.05
April 9
63 41 0.00
April 10
61 39 0.00
April 11
64 41 0.00
April 12
63 42 0.00
April 13
62 43 0.00
April 14
61 44 0.00
April 15
63 37 0.00
April 16
78 41 0.00
April 17
73 39 0.00
April 18
60 49 0.00
April 19
63 48 0.00
April 20
62 52 0.00
April 21
60 52 0.01
April 22
58 50 0.00
April 23
61 47 0.00
April 24
62 51 0.00
April 25
62 50 0.37
April 26
61 51 0.00
April 27
62 42 0.00
April 28
60 50 0.00
April 29
62 51 0.00
April 30
n/a 41 0.00
May 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
May 1
70 45 0.00
May 2
63 51 0.00
May 3
62 51 0.00
May 4
61 50 0.00
May 5
61 52 0.00
May 6
61 48 0.00
May 7
61 46 0.00
May 8
61 43 0.00
May 9
62 51 0.00
May 10
58 50 0.00
May 11
60 51 0.00
May 12
60 50 0.00
May 13
63 48 0.00
May 14
65 51 0.00
May 15
64 46 0.00
May 16
62 53 0.00
May 17
63 52 0.00
May 18
62 53 0.00
May 19
63 53 0.00
May 20
63 54 0.01
May 21
65 54 0.02
May 22
65 55 0.00
May 23
61 54 0.02
May 24
61 52 0.00
May 25
64 52 0.02
May 26
65 53 0.01
May 27
66 52 0.00
May 28
59 52 0.00
May 29
59 51 0.02
May 30
63 51 0.01
May 31
65 51 0.00
June 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
June 1
68 55 0.01
June 2
66 54 0.00
June 3
65 52 0.00
June 4
63 53 0.00
June 5
64 52 0.00
June 6
65 54 0.00
June 7
64 55 0.00
June 8
65 52 0.00
June 9
67 53 0.00
June 10
66 58 0.06
June 11
64 54 0.01
June 12
65 52 0.00
June 13
65 56 0.00
June 14
64 54 0.00
June 15
61 52 0.00
June 16
n/a n/a n/a
June 17
62 52 0.00
June 18
65 53 0.00
June 19
65 52 0.00
June 20
65 46 0.00
June 21
65 53 0.00
June 22
63 54 0.00
June 23
66 47 0.00
June 24
67 54 0.00
June 25
66 48 0.00
June 26
66 51 0.00
June 27
69 56 0.00
June 28
69 57 0.00
June 29
70 56 0.00
June 30
66 53 0.00
July 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
July 1
67 55 0.00
July 2
69 57 0.00
July 3
69 58 0.00
July 4
67 57 0.01
July 5
71 57 0.01
July 6
70 59 0.01
July 7
73 59 0.00
July 8
72 60 0.00
July 9
70 58 0.00
July 10
72 59 0.00
July 11
72 55 0.00
July 12
74 56 0.00
July 13
72 60 0.00
July 14
69 58 0.01
July 15
66 57 0.01
July 16
69 57 0.00
July 17
68 58 0.00
July 18
72 58 0.00
July 19
78 50 0.00
July 20
77 58 0.00
July 21
70 59 0.00
July 22
66 59 0.00
July 23
69 59 0.00
July 24
71 57 0.00
July 25
70 56 0.00
July 26
69 58 0.00
July 27
69 50 0.00
July 28
71 46 0.00
July 29
71 49 0.00
July 30
71 59 0.00
July 31
71 59 0.00
August 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
August 1
75 61 0.00
August 2
76 62 0.00
August 3
75 57 0.00
August 4
75 55 0.00
August 5
74 51 0.00
August 6
71 55 0.00
August 7
73 60 0.00
August 8
71 60 0.00
August 9
69 60 0.01
August 10
69 58 0.00
August 11
70 57 0.03
August 12
73 58 0.00
August 13
73 60 0.00
August 14
72 58 0.00
August 15
n/a 59 0.00
August 16
72 59 0.00
August 17
72 58 0.00
August 18
72 58 0.00
August 19
72 60 0.00
August 20
70 61 0.00
August 21
68 59 0.00
August 22
71 59 0.00
August 23
71 59 0.00
August 24
70 60 0.00
August 25
70 59 0.00
August 26
70 55 0.00
August 27
71 50 0.00
August 28
72 54 0.00
August 29
71 62 0.04
August 30
72 58 0.00
August 31
70 57 0.00
September 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
September 1
72 60 0.00
September 2
71 58 0.00
September 3
70 58 0.00
September 4
67 48 0.00
September 5
69 47 0.00
September 6
70 44 0.00
September 7
71 41 0.00
September 8
72 45 0.00
September 9
70 47 0.00
September 10
68 54 0.00
September 11
65 55 0.00
September 12
72 57 0.00
September 13
67 58 0.00
September 14
65 57 0.01
September 15
65 56 0.01
September 16
69 51 0.00
September 17
69 58 0.04
September 18
67 45 0.00
September 19
75 43 0.00
September 20
78 46 0.00
September 21
71 51 0.00
September 22
67 52 0.00
September 23
65 44 0.00
September 24
71 49 0.00
September 25
73 45 0.00
September 26
66 50 0.00
September 27
65 48 0.00
September 28
66 48 0.00
September 29
66 57 0.00
September 30
67 54 0.05
October 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
68 56 0.00
October 2
67 51 0.00
October 3
65 56 0.00
October 4
66 46 0.00
October 5
69 48 0.00
October 6
70 55 0.00
October 7
68 52 0.00
October 8
67 50 0.00
October 9
74 48 0.00
October 10
71 55 0.01
October 11
67 50 0.00
October 12
66 53 0.00
October 13
70 52 0.00
October 14
69 52 0.00
October 15
67 56 0.00
October 16
66 57 0.00
October 17
68 59 0.00
October 18
67 59 0.00
October 19
67 58 0.13
October 20
67 49 0.00
October 21
68 44 0.00
October 22
65 54 0.00
October 23
65 48 0.00
October 24
65 51 0.00
October 25
66 50 0.00
October 26
65 50 0.00
October 27
71 49 0.00
October 28
71 54 0.02
October 29
66 46 0.00
October 30
67 42 0.00
October 31
66 45 0.00
November 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
65 50 0.00
November 2
65 55 0.62
November 3
61 42 0.00
November 4
64 38 0.00
November 5
61 38 0.00
November 6
61 39 0.00
November 7
63 38 0.00
November 8
61 42 0.04
November 9
60 43 0.33
November 10
60 40 0.00
November 11
59 36 0.00
November 12
66 38 0.00
November 13
68 37 0.00
November 14
63 37 0.00
November 15
59 45 0.46
November 16
59 46 0.00
November 17
60 43 0.00
November 18
63 42 0.00
November 19
63 39 0.00
November 20
69 45 0.00
November 21
72 44 0.00
November 22
71 55 0.00
November 23
61 43 0.00
November 24
57 42 0.07
November 25
55 37 0.16
November 26
53 34 0.00
November 27
56 36 0.00
November 28
57 33 0.00
November 29
59 45 0.00
November 30
56 35 0.02
December 2015 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
n/a n/a n/a
December 2
62 43 0.00
December 3
62 41 0.35
December 4
58 39 0.01
December 5
58 38 0.00
December 6
60 44 0.18
December 7
60 54 0.05
December 8
62 48 0.00
December 9
62 46 0.00
December 10
61 53 0.35
December 11
59 45 0.26
December 12
59 41 0.00
December 13
57 50 0.35
December 14
56 48 0.02
December 15
57 39 0.00
December 16
57 33 0.00
December 17
58 36 0.00
December 18
60 39 0.00
December 19
58 46 0.57
December 20
56 35 0.14
December 21
58 50 1.68
December 22
59 55 0.76
December 23
57 47 0.04
December 24
54 43 0.25
December 25
53 37 0.06
December 26
53 33 0.00
December 27
53 31 0.00
December 28
51 39 0.07
December 29
54 30 0.00
December 30
54 32 0.02
December 31
52 43 0.00
Weather Station Details
Years Station Coordinates
1939–2024 Half Moon Bay location