Half Moon Bay Weather in 1977

Historical record of Half Moon Bay, California weather for the year 1977 based on NOAA data.
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1977 Half Moon Bay Weather Extremes
Highest temperature 76 °F July 30
Lowest temperature 35 °F November 21
Highest daily low 59 °F September 28
Lowest daily high 52 °F January 13
Most daily precipitation 1.6 inches November 21
Most daily snow none -
Total annual precipitation 19.6 inches -
Total annual snow none -
Highest Temperatures in Half Moon Bay in 1977
Rank Temperature Date
1 76 °F Jul 30
2 75 °F Aug 29
2 75 °F Aug 28
4 74 °F Jul 31
4 74 °F Feb 17
4 74 °F Feb 14
7 73 °F Feb 13
8 72 °F Nov 10
8 72 °F Oct 1
10 70 °F Oct 2
10 70 °F Sep 19
10 70 °F Aug 30
10 70 °F Aug 25
10 70 °F Aug 13
10 70 °F Aug 3
Lowest Temperatures in Half Moon Bay in 1977
Rank Temperature Date
1 35 °F November 21
1 35 °F March 30
1 35 °F March 29
1 35 °F March 14
1 35 °F March 10
1 35 °F March 6
7 36 °F April 22
7 36 °F April 20
7 36 °F March 31
7 36 °F January 7
January 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
56 47 0.32
January 2
58 49 0.49
January 3
58 45 1.29
January 4
56 38 0.00
January 5
53 38 0.01
January 6
55 40 0.00
January 7
59 36 0.00
January 8
58 40 0.00
January 9
58 37 0.00
January 10
58 38 0.00
January 11
58 41 0.00
January 12
55 43 0.15
January 13
52 43 0.00
January 14
56 42 0.00
January 15
55 39 0.00
January 16
60 38 0.00
January 17
58 39 0.00
January 18
65 42 0.00
January 19
66 47 0.00
January 20
65 48 0.00
January 21
66 51 0.00
January 22
64 44 0.00
January 23
65 45 0.00
January 24
64 50 0.00
January 25
63 48 0.00
January 26
64 50 0.00
January 27
61 44 0.00
January 28
64 45 0.00
January 29
63 39 0.00
January 30
61 40 0.00
January 31
59 39 0.00
February 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
62 41 0.00
February 2
58 41 0.00
February 3
60 43 0.00
February 4
63 43 0.00
February 5
62 42 0.00
February 6
64 45 0.00
February 7
63 43 0.00
February 8
58 48 0.40
February 9
60 44 0.00
February 10
62 44 0.00
February 11
66 46 0.00
February 12
63 48 0.00
February 13
73 45 0.00
February 14
74 45 0.00
February 15
66 44 0.00
February 16
65 45 0.00
February 17
74 40 0.00
February 18
62 42 0.00
February 19
55 47 0.00
February 20
56 46 0.07
February 21
58 52 0.57
February 22
60 41 0.05
February 23
58 48 0.22
February 24
59 39 0.00
February 25
58 38 0.00
February 26
61 40 0.00
February 27
62 40 0.00
February 28
61 44 0.00
March 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
March 1
56 46 0.00
March 2
57 45 0.00
March 3
58 48 0.00
March 4
65 47 0.00
March 5
63 38 0.00
March 6
63 35 0.00
March 7
63 47 0.00
March 8
62 43 0.00
March 9
57 49 0.19
March 10
58 35 0.00
March 11
60 40 0.00
March 12
57 47 0.10
March 13
60 45 0.08
March 14
56 35 0.00
March 15
53 45 1.58
March 16
54 41 0.67
March 17
58 38 0.00
March 18
58 37 0.00
March 19
59 41 0.00
March 20
60 46 0.00
March 21
61 39 0.00
March 22
61 42 0.00
March 23
58 48 0.16
March 24
55 44 0.33
March 25
58 37 0.04
March 26
58 39 0.00
March 27
58 43 0.00
March 28
58 43 0.00
March 29
54 35 0.00
March 30
57 35 0.00
March 31
58 36 0.00
April 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
April 1
56 45 0.00
April 2
58 40 0.00
April 3
61 38 0.00
April 4
60 43 0.00
April 5
64 44 0.00
April 6
61 44 0.00
April 7
57 45 0.00
April 8
56 45 0.00
April 9
56 41 0.11
April 10
57 38 0.00
April 11
59 47 0.00
April 12
60 39 0.00
April 13
58 44 0.00
April 14
57 37 0.00
April 15
61 37 0.00
April 16
58 43 0.00
April 17
59 38 0.00
April 18
59 42 0.00
April 19
63 40 0.00
April 20
57 36 0.00
April 21
58 38 0.00
April 22
63 36 0.00
April 23
63 38 0.00
April 24
64 39 0.00
April 25
62 40 0.09
April 26
61 44 0.00
April 27
59 49 0.00
April 28
62 45 0.00
April 29
61 45 0.00
April 30
61 51 0.00
May 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
May 1
62 53 0.12
May 2
64 49 0.00
May 3
64 52 0.05
May 4
61 50 0.00
May 5
59 50 0.00
May 6
59 46 0.00
May 7
61 40 0.17
May 8
64 39 0.00
May 9
63 42 0.32
May 10
60 49 0.05
May 11
58 45 0.11
May 12
61 42 0.11
May 13
60 42 0.00
May 14
59 51 0.00
May 15
60 48 0.00
May 16
59 48 0.00
May 17
59 39 0.00
May 18
57 47 0.00
May 19
60 50 0.14
May 20
60 50 0.00
May 21
55 48 0.10
May 22
55 49 0.00
May 23
59 50 0.00
May 24
64 51 0.00
May 25
60 46 0.00
May 26
59 53 0.06
May 27
60 49 0.00
May 28
61 45 0.00
May 29
61 44 0.00
May 30
63 43 0.00
May 31
n/a 46 0.00
June 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
June 1
61 51 0.00
June 2
61 43 0.00
June 3
61 43 0.00
June 4
62 50 0.00
June 5
62 50 0.00
June 6
64 52 0.00
June 7
63 52 0.00
June 8
58 51 0.00
June 9
57 51 0.00
June 10
61 52 0.00
June 11
65 50 0.00
June 12
63 52 0.00
June 13
62 51 0.00
June 14
63 50 0.00
June 15
64 51 0.00
June 16
61 50 0.00
June 17
65 52 0.00
June 18
60 50 0.00
June 19
55 51 0.00
June 20
64 49 0.00
June 21
65 49 0.00
June 22
65 47 0.00
June 23
63 51 0.00
June 24
62 48 0.00
June 25
62 57 0.00
June 26
60 52 0.00
June 27
61 52 0.00
June 28
63 53 0.00
June 29
61 52 0.00
June 30
62 53 0.00
July 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
July 1
66 53 0.00
July 2
66 53 0.11
July 3
64 51 0.00
July 4
62 52 0.00
July 5
64 49 0.00
July 6
65 51 0.00
July 7
61 52 0.00
July 8
64 52 0.00
July 9
64 51 0.02
July 10
62 51 0.00
July 11
62 49 0.00
July 12
59 50 0.00
July 13
60 51 0.00
July 14
63 52 0.00
July 15
61 51 0.00
July 16
62 51 0.00
July 17
62 51 0.00
July 18
65 52 0.00
July 19
66 53 0.00
July 20
66 48 0.00
July 21
66 47 0.00
July 22
65 49 0.00
July 23
64 53 0.00
July 24
61 52 0.03
July 25
64 52 0.00
July 26
66 51 0.00
July 27
64 47 0.00
July 28
64 47 0.00
July 29
69 45 0.00
July 30
76 48 0.00
July 31
74 50 0.00
August 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
August 1
69 56 0.00
August 2
64 55 0.00
August 3
70 57 0.00
August 4
68 54 0.00
August 5
67 55 0.00
August 6
67 50 0.00
August 7
67 56 0.00
August 8
66 55 0.00
August 9
65 55 0.00
August 10
67 55 0.00
August 11
66 55 0.00
August 12
65 55 0.00
August 13
70 56 0.00
August 14
69 55 0.00
August 15
69 49 0.00
August 16
65 55 0.00
August 17
67 56 0.00
August 18
68 56 0.00
August 19
67 57 0.00
August 20
63 55 0.00
August 21
62 55 0.00
August 22
n/a n/a 0.00
August 23
67 49 0.00
August 24
64 58 0.19
August 25
70 57 0.08
August 26
67 55 0.00
August 27
69 56 0.00
August 28
75 51 0.00
August 29
75 51 0.00
August 30
70 48 0.00
August 31
68 52 0.00
September 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
September 1
66 54 0.00
September 2
62 54 0.00
September 3
n/a n/a 0.00
September 4
68 54 0.00
September 5
69 52 0.00
September 6
68 n/a 0.00
September 7
63 49 0.00
September 8
n/a n/a 0.00
September 9
64 n/a 0.02
September 10
57 47 0.00
September 11
62 53 0.00
September 12
66 55 0.00
September 13
66 51 0.00
September 14
64 57 0.00
September 15
63 57 0.00
September 16
63 55 0.04
September 17
n/a n/a 0.00
September 18
68 57 0.00
September 19
70 56 1.15
September 20
69 56 0.00
September 21
67 50 0.00
September 22
66 48 0.00
September 23
67 48 0.00
September 24
67 52 0.00
September 25
69 47 0.00
September 26
69 59 0.00
September 27
67 58 0.18
September 28
69 59 0.11
September 29
64 57 0.09
September 30
66 48 0.00
October 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
72 45 0.00
October 2
70 46 0.00
October 3
69 46 0.00
October 4
61 52 0.00
October 5
63 54 0.00
October 6
66 46 0.00
October 7
65 47 0.00
October 8
64 46 0.00
October 9
64 53 0.00
October 10
63 47 0.00
October 11
63 45 0.00
October 12
65 45 0.00
October 13
66 44 0.00
October 14
64 48 0.00
October 15
62 49 0.00
October 16
62 51 0.00
October 17
65 54 0.00
October 18
64 47 0.00
October 19
61 51 0.00
October 20
60 53 0.00
October 21
63 45 0.00
October 22
61 45 0.00
October 23
62 44 0.00
October 24
66 50 0.00
October 25
68 54 0.00
October 26
62 48 0.00
October 27
64 52 0.04
October 28
62 51 0.00
October 29
62 49 0.23
October 30
62 48 0.20
October 31
62 42 0.00
November 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
63 44 0.00
November 2
63 46 0.00
November 3
61 43 0.00
November 4
62 40 0.00
November 5
60 49 0.64
November 6
61 43 0.00
November 7
60 42 0.00
November 8
68 42 0.00
November 9
68 40 0.00
November 10
72 n/a 0.00
November 11
n/a 47 0.00
November 12
61 44 0.00
November 13
61 43 0.00
November 14
60 41 0.00
November 15
63 43 0.00
November 16
62 44 0.00
November 17
63 43 0.00
November 18
57 42 0.00
November 19
57 41 0.00
November 20
59 42 0.00
November 21
55 35 1.63
November 22
61 45 1.10
November 23
61 44 0.00
November 24
66 46 0.00
November 25
68 45 0.00
November 26
61 46 0.00
November 27
60 47 0.00
November 28
61 45 0.00
November 29
67 47 0.00
November 30
60 45 0.00
December 1977 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
57 43 0.00
December 2
57 43 0.00
December 3
59 44 0.00
December 4
60 47 0.00
December 5
67 46 0.00
December 6
68 48 0.00
December 7
63 53 0.02
December 8
58 43 0.00
December 9
60 46 0.00
December 10
63 42 0.00
December 11
58 42 0.10
December 12
60 46 0.05
December 13
61 44 0.00
December 14
60 53 0.08
December 15
59 48 0.52
December 16
57 44 0.18
December 17
65 50 1.10
December 18
57 40 0.18
December 19
55 39 0.00
December 20
64 46 0.00
December 21
66 52 0.14
December 22
62 52 1.51
December 23
66 53 0.57
December 24
59 45 0.00
December 25
59 52 0.00
December 26
58 51 0.12
December 27
61 50 0.25
December 28
62 53 0.20
December 29
60 52 0.26
December 30
60 51 0.32
December 31
60 42 0.00
Weather Station Details
Years Station Coordinates
1939–2024 Half Moon Bay location