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Half Moon Bay Weather in 1971

Historical record of Half Moon Bay, California weather for the year 1971 based on NOAA data.
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1971 Half Moon Bay Weather Extremes
Highest temperature 78 °F September 15
Lowest temperature 33 °F December 20
Highest daily low 60 °F January 18
Lowest daily high 50 °F December 27
Most daily precipitation 1.4 inches March 26
Most daily snow none -
Total annual precipitation 13.9 inches -
Total annual snow none -
January 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
57 40 0.00
January 2
60 39 0.10
January 3
58 38 0.00
January 4
55 35 0.00
January 5
52 33 0.00
January 6
56 36 0.00
January 7
55 38 0.00
January 8
53 35 0.00
January 9
54 40 0.00
January 10
55 44 0.36
January 11
54 43 0.34
January 12
51 43 0.30
January 13
53 42 0.16
January 14
57 46 0.10
January 15
60 48 0.00
January 16
62 50 0.00
January 17
71 54 0.25
January 18
72 60 0.00
January 19
68 51 0.00
January 20
63 49 0.00
January 21
58 39 0.00
January 22
57 39 0.00
January 23
58 39 0.00
January 24
57 38 0.00
January 25
59 38 0.00
January 26
60 42 0.00
January 27
65 43 0.00
January 28
66 49 0.00
January 29
63 47 0.00
January 30
65 46 0.00
January 31
68 41 0.00
February 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
68 47 0.00
February 2
60 43 0.00
February 3
63 39 0.00
February 4
60 36 0.00
February 5
58 39 0.00
February 6
60 38 0.00
February 7
62 40 0.00
February 8
60 38 0.00
February 9
75 39 0.00
February 10
70 55 0.00
February 11
68 53 0.00
February 12
77 40 0.00
February 13
63 46 0.00
February 14
60 48 0.00
February 15
64 45 0.05
February 16
56 43 0.00
February 17
57 39 0.20
February 18
56 42 0.00
February 19
57 44 0.36
February 20
60 40 0.00
February 21
58 39 0.00
February 22
53 36 0.00
February 23
55 36 0.00
February 24
54 40 0.00
February 25
51 36 0.00
February 26
53 38 0.00
February 27
54 40 0.15
February 28
52 41 0.00
March 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
March 1
54 40 0.00
March 2
53 40 0.00
March 3
57 41 0.05
March 4
58 40 0.00
March 5
58 38 0.00
March 6
59 37 0.00
March 7
58 34 0.00
March 8
56 40 0.00
March 9
53 45 0.00
March 10
56 44 0.00
March 11
59 49 0.00
March 12
57 47 0.40
March 13
56 45 0.85
March 14
53 39 0.08
March 15
56 40 0.00
March 16
59 41 0.00
March 17
57 41 0.05
March 18
57 42 0.00
March 19
68 40 0.00
March 20
72 38 0.00
March 21
70 40 0.00
March 22
65 41 0.00
March 23
59 49 0.20
March 24
59 50 0.19
March 25
60 49 0.14
March 26
61 51 1.43
March 27
63 40 0.10
March 28
66 41 0.00
March 29
65 40 0.00
March 30
67 41 0.00
March 31
65 43 0.00
April 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
April 1
62 35 0.00
April 2
68 38 0.00
April 3
64 40 0.00
April 4
68 42 0.00
April 5
52 48 0.00
April 6
61 44 0.00
April 7
57 40 0.28
April 8
58 42 0.00
April 9
59 43 0.00
April 10
60 40 0.00
April 11
65 39 0.00
April 12
58 38 0.00
April 13
61 44 0.00
April 14
61 42 0.43
April 15
58 48 0.00
April 16
57 45 0.00
April 17
58 43 0.57
April 18
57 42 0.00
April 19
54 41 0.00
April 20
57 44 0.15
April 21
55 41 0.00
April 22
57 41 0.00
April 23
57 43 0.08
April 24
56 41 0.00
April 25
57 39 0.00
April 26
58 40 0.00
April 27
59 43 0.00
April 28
58 42 0.00
April 29
59 41 0.00
April 30
58 42 0.00
May 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
May 1
58 41 0.00
May 2
63 42 0.25
May 3
58 42 0.00
May 4
59 43 0.00
May 5
57 49 0.00
May 6
58 46 0.00
May 7
59 44 0.00
May 8
60 45 0.00
May 9
62 43 0.00
May 10
56 44 0.00
May 11
56 48 0.00
May 12
57 45 0.00
May 13
58 46 0.00
May 14
59 44 0.00
May 15
62 39 0.00
May 16
59 41 0.00
May 17
64 43 0.00
May 18
59 40 0.00
May 19
57 48 0.00
May 20
58 43 0.00
May 21
57 44 0.00
May 22
58 45 0.00
May 23
59 45 0.00
May 24
56 44 0.00
May 25
61 48 0.10
May 26
60 47 0.05
May 27
59 45 0.13
May 28
57 49 0.00
May 29
58 47 0.00
May 30
59 46 0.00
May 31
58 47 0.00
June 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
June 1
57 45 0.00
June 2
58 46 0.00
June 3
59 47 0.00
June 4
58 48 0.00
June 5
59 45 0.00
June 6
59 42 0.00
June 7
58 43 0.00
June 8
59 48 0.00
June 9
58 47 0.00
June 10
59 48 0.00
June 11
58 47 0.00
June 12
59 46 0.00
June 13
63 47 0.00
June 14
67 48 0.00
June 15
69 45 0.00
June 16
67 48 0.00
June 17
65 42 0.00
June 18
64 44 0.00
June 19
64 46 0.00
June 20
65 45 0.00
June 21
63 46 0.00
June 22
62 48 0.00
June 23
60 51 0.08
June 24
61 51 0.00
June 25
62 50 0.00
June 26
61 48 0.00
June 27
60 49 0.00
June 28
62 47 0.00
June 29
63 46 0.00
June 30
63 46 0.00
July 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
July 1
60 46 0.00
July 2
58 47 0.00
July 3
59 46 0.00
July 4
62 48 0.00
July 5
61 49 0.00
July 6
60 47 0.00
July 7
60 46 0.00
July 8
61 53 0.00
July 9
62 50 0.00
July 10
61 46 0.00
July 11
64 44 0.00
July 12
61 48 0.00
July 13
60 46 0.00
July 14
58 45 0.00
July 15
59 46 0.00
July 16
60 47 0.00
July 17
61 46 0.00
July 18
64 47 0.00
July 19
59 49 0.00
July 20
58 47 0.00
July 21
58 48 0.00
July 22
59 47 0.00
July 23
58 47 0.00
July 24
59 46 0.00
July 25
58 47 0.00
July 26
57 45 0.08
July 27
58 46 0.06
July 28
59 50 0.07
July 29
61 52 0.07
July 30
60 49 0.00
July 31
61 50 0.00
August 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
August 1
63 53 0.00
August 2
61 53 0.00
August 3
60 50 0.00
August 4
63 49 0.00
August 5
61 52 0.00
August 6
62 50 0.00
August 7
70 50 0.00
August 8
68 49 0.00
August 9
65 48 0.00
August 10
63 50 0.00
August 11
65 48 0.00
August 12
61 49 0.00
August 13
62 50 0.00
August 14
67 53 0.00
August 15
63 51 0.00
August 16
61 52 0.00
August 17
63 50 0.00
August 18
62 51 0.00
August 19
65 53 0.00
August 20
63 53 0.20
August 21
64 52 0.08
August 22
67 51 0.00
August 23
66 50 0.00
August 24
64 54 0.00
August 25
67 55 0.00
August 26
68 56 0.00
August 27
70 57 0.00
August 28
69 53 0.00
August 29
68 52 0.00
August 30
75 54 0.00
August 31
69 52 0.08
September 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
September 1
65 54 0.00
September 2
63 53 0.00
September 3
62 54 0.00
September 4
77 48 0.00
September 5
60 52 0.00
September 6
58 50 0.00
September 7
75 51 0.00
September 8
69 48 0.00
September 9
64 54 0.00
September 10
65 53 0.00
September 11
70 49 0.00
September 12
73 50 0.00
September 13
74 50 0.00
September 14
77 53 0.00
September 15
78 54 0.00
September 16
71 54 0.00
September 17
63 50 0.00
September 18
64 52 0.00
September 19
62 51 0.00
September 20
65 50 0.00
September 21
69 51 0.00
September 22
67 57 0.00
September 23
66 51 0.00
September 24
65 52 0.00
September 25
69 50 0.00
September 26
67 49 0.20
September 27
64 45 0.00
September 28
65 46 0.00
September 29
64 45 0.00
September 30
63 42 0.20
October 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
66 42 0.00
October 2
65 35 0.00
October 3
67 36 0.00
October 4
71 40 0.00
October 5
72 47 0.00
October 6
65 46 0.00
October 7
71 48 0.00
October 8
63 48 0.00
October 9
60 47 0.00
October 10
61 45 0.00
October 11
62 42 0.00
October 12
72 41 0.00
October 13
65 44 0.00
October 14
59 44 0.00
October 15
60 45 0.00
October 16
60 42 0.00
October 17
61 41 0.00
October 18
61 39 0.00
October 19
66 40 0.00
October 20
64 48 0.00
October 21
62 45 0.00
October 22
62 40 0.00
October 23
60 39 0.00
October 24
61 41 0.00
October 25
61 43 0.00
October 26
58 42 0.00
October 27
54 46 0.15
October 28
57 41 0.00
October 29
59 40 0.00
October 30
61 46 0.08
October 31
60 44 0.00
November 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
57 35 0.00
November 2
69 40 0.00
November 3
74 49 0.00
November 4
72 43 0.00
November 5
70 38 0.00
November 6
74 39 0.00
November 7
67 40 0.00
November 8
65 40 0.00
November 9
64 45 0.00
November 10
63 43 0.00
November 11
61 n/a 0.22
November 12
59 47 0.23
November 13
60 42 0.73
November 14
61 40 0.00
November 15
62 37 0.00
November 16
64 40 0.00
November 17
65 38 0.00
November 18
64 39 0.00
November 19
66 40 0.00
November 20
70 39 0.00
November 21
66 40 0.00
November 22
64 41 0.00
November 23
62 42 0.00
November 24
61 43 0.00
November 25
60 44 0.00
November 26
60 45 n/a
November 27
59 42 n/a
November 28
60 41 n/a
November 29
56 40 0.10
November 30
55 39 0.00
December 1971 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
59 39 0.00
December 2
54 45 0.61
December 3
55 38 0.21
December 4
57 35 0.20
December 5
56 39 0.00
December 6
55 40 0.00
December 7
56 42 0.00
December 8
55 40 0.00
December 9
54 42 0.20
December 10
55 35 0.15
December 11
53 39 0.00
December 12
54 38 0.74
December 13
53 35 0.00
December 14
51 35 0.00
December 15
52 35 0.00
December 16
53 35 0.00
December 17
54 36 0.00
December 18
56 37 0.00
December 19
57 36 0.00
December 20
54 33 0.00
December 21
60 35 0.00
December 22
60 38 0.75
December 23
56 45 0.20
December 24
54 46 0.12
December 25
53 43 n/a
December 26
55 40 n/a
December 27
50 46 n/a
December 28
51 38 0.15
December 29
53 40 0.07
December 30
54 39 0.00
December 31
57 36 0.00
Weather Station Details
Years Station Coordinates
1939–2022 Half Moon Bay location