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Half Moon Bay Weather in 1998

Historical record of Half Moon Bay, California weather for the year 1998 based on NOAA data.
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1998 Half Moon Bay Weather Extremes
Highest temperature 83 °F October 20
Lowest temperature 28 °F December 22
Highest daily low 59 °F September 5
Lowest daily high 45 °F December 21
Most daily precipitation 2.9 inches February 3
Most daily snow none -
Total annual precipitation 44.8 inches -
Total annual snow none -
January 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
59 43 0.00
January 2
59 50 1.53
January 3
59 51 0.19
January 4
57 46 0.73
January 5
58 40 0.03
January 6
58 40 0.00
January 7
55 48 0.41
January 8
54 46 0.00
January 9
58 48 0.27
January 10
57 53 0.55
January 11
57 52 0.63
January 12
60 52 1.51
January 13
58 45 0.00
January 14
58 50 0.20
January 15
60 55 0.78
January 16
60 54 0.14
January 17
63 54 0.12
January 18
60 47 1.87
January 19
57 43 0.61
January 20
56 40 0.05
January 21
58 40 0.00
January 22
60 43 0.00
January 23
59 43 0.00
January 24
62 45 0.00
January 25
63 43 0.00
January 26
61 54 0.12
January 27
62 48 0.16
January 28
64 48 0.00
January 29
62 50 1.16
January 30
62 43 0.00
January 31
62 50 1.07
February 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
60 48 0.53
February 2
60 53 1.65
February 3
60 49 2.92
February 4
61 47 0.48
February 5
60 50 0.39
February 6
60 49 1.96
February 7
59 50 0.65
February 8
n/a 45 0.60
February 9
56 38 0.01
February 10
55 41 0.13
February 11
60 48 0.07
February 12
60 47 0.18
February 13
60 47 0.25
February 14
55 46 0.77
February 15
57 43 0.21
February 16
57 40 0.42
February 17
58 45 0.38
February 18
60 42 0.00
February 19
55 45 1.34
February 20
55 37 0.02
February 21
57 48 1.59
February 22
57 42 0.02
February 23
57 n/a 0.96
February 24
58 40 0.00
February 25
57 49 0.10
February 26
57 47 0.00
February 27
60 48 0.07
February 28
59 49 0.00
March 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
March 1
59 44 0.00
March 2
63 49 0.00
March 3
57 47 0.08
March 4
60 38 0.00
March 5
n/a 38 0.18
March 6
57 38 0.01
March 7
57 38 0.06
March 8
59 45 0.00
March 9
66 45 0.00
March 10
67 42 0.00
March 11
64 43 0.00
March 12
61 48 0.14
March 13
59 50 0.30
March 14
59 44 0.00
March 15
60 49 0.00
March 16
60 53 0.03
March 17
62 52 0.00
March 18
60 44 0.00
March 19
57 52 0.00
March 20
58 53 0.00
March 21
61 48 0.12
March 22
65 50 0.00
March 23
64 54 0.30
March 24
63 51 0.57
March 25
60 47 0.02
March 26
58 52 0.00
March 27
57 50 0.05
March 28
53 42 0.18
March 29
58 36 0.00
March 30
59 38 0.00
March 31
n/a 44 0.54
April 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
April 1
58 43 0.07
April 2
59 50 0.00
April 3
57 44 0.77
April 4
59 46 0.42
April 5
59 41 0.00
April 6
57 46 0.10
April 7
57 48 0.19
April 8
60 43 0.00
April 9
62 50 0.17
April 10
62 48 0.00
April 11
58 48 0.03
April 12
58 47 0.00
April 13
57 43 0.69
April 14
55 38 0.12
April 15
57 40 0.00
April 16
58 41 0.00
April 17
58 46 0.00
April 18
59 50 0.00
April 19
58 45 0.00
April 20
59 50 0.00
April 21
65 42 0.00
April 22
64 50 0.00
April 23
63 53 0.03
April 24
60 50 0.14
April 25
58 42 0.00
April 26
59 42 0.00
April 27
58 45 0.00
April 28
57 49 0.00
April 29
57 48 0.00
April 30
66 51 0.00
May 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
May 1
64 53 0.24
May 2
64 53 0.12
May 3
67 49 0.01
May 4
66 55 0.41
May 5
65 54 0.36
May 6
60 52 0.06
May 7
59 53 0.07
May 8
58 52 0.06
May 9
58 50 0.00
May 10
61 51 0.00
May 11
57 49 0.18
May 12
60 48 0.29
May 13
61 48 0.04
May 14
61 52 0.00
May 15
60 45 0.03
May 16
60 50 0.00
May 17
60 42 0.00
May 18
61 43 0.00
May 19
60 52 0.00
May 20
60 47 0.00
May 21
59 51 0.00
May 22
61 50 0.00
May 23
62 53 0.00
May 24
65 54 0.04
May 25
65 50 0.02
May 26
60 43 0.00
May 27
59 50 0.68
May 28
59 50 1.28
May 29
62 50 0.12
May 30
62 47 0.00
May 31
63 50 0.00
June 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
June 1
64 54 0.00
June 2
65 54 0.00
June 3
64 57 0.00
June 4
62 47 0.00
June 5
63 49 0.00
June 6
63 54 0.00
June 7
60 55 0.10
June 8
64 54 0.04
June 9
n/a 55 0.00
June 10
n/a 56 0.03
June 11
62 53 0.00
June 12
n/a 49 0.00
June 13
62 54 0.00
June 14
n/a 52 0.02
June 15
64 52 0.00
June 16
65 51 0.00
June 17
68 53 0.00
June 18
67 53 0.00
June 19
63 52 0.00
June 20
64 53 0.00
June 21
65 54 0.00
June 22
63 54 0.00
June 23
59 53 0.00
June 24
60 54 0.02
June 25
63 55 0.09
June 26
62 54 0.00
June 27
63 50 0.00
June 28
63 53 0.00
June 29
62 53 0.00
June 30
60 53 0.00
July 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
July 1
58 53 0.00
July 2
57 52 0.00
July 3
58 51 0.02
July 4
58 51 0.05
July 5
60 51 0.02
July 6
61 51 0.01
July 7
60 50 0.00
July 8
59 52 0.00
July 9
59 52 0.03
July 10
62 52 0.00
July 11
62 53 0.03
July 12
63 51 0.00
July 13
60 50 0.00
July 14
61 51 0.00
July 15
62 47 0.00
July 16
67 49 0.00
July 17
62 52 0.00
July 18
65 49 0.00
July 19
66 52 0.00
July 20
65 50 0.00
July 21
63 54 0.00
July 22
63 53 0.02
July 23
67 56 0.00
July 24
66 56 0.00
July 25
66 56 0.00
July 26
63 55 0.00
July 27
63 54 0.00
July 28
64 50 0.00
July 29
67 57 0.00
July 30
67 57 0.00
July 31
68 57 0.00
August 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
August 1
68 55 0.00
August 2
66 51 0.00
August 3
65 52 0.00
August 4
69 52 0.00
August 5
66 55 0.00
August 6
64 55 0.00
August 7
63 54 0.00
August 8
60 54 0.01
August 9
63 54 0.00
August 10
69 47 0.00
August 11
n/a 50 0.00
August 12
65 53 0.00
August 13
65 54 0.01
August 14
64 53 0.00
August 15
62 54 0.00
August 16
66 54 0.00
August 17
n/a 55 0.00
August 18
60 55 0.01
August 19
65 55 0.00
August 20
64 56 0.00
August 21
62 55 0.00
August 22
63 51 0.00
August 23
63 49 0.00
August 24
63 49 0.00
August 25
62 54 0.02
August 26
65 55 0.01
August 27
63 50 0.00
August 28
62 52 0.00
August 29
61 54 0.00
August 30
60 53 0.00
August 31
62 50 0.00
September 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
September 1
62 52 0.00
September 2
63 50 0.00
September 3
65 53 0.02
September 4
68 53 0.00
September 5
69 59 0.01
September 6
70 57 0.00
September 7
n/a 57 0.00
September 8
65 55 0.00
September 9
n/a 55 0.00
September 10
62 48 0.00
September 11
66 48 0.00
September 12
68 50 0.00
September 13
68 52 0.00
September 14
66 55 0.01
September 15
62 56 0.01
September 16
64 55 0.00
September 17
65 55 0.03
September 18
65 56 0.03
September 19
65 48 0.00
September 20
63 52 0.00
September 21
63 55 0.00
September 22
65 57 0.00
September 23
67 49 0.00
September 24
67 50 0.00
September 25
62 55 0.01
September 26
65 56 0.04
September 27
64 49 0.02
September 28
66 55 0.02
September 29
60 51 0.02
September 30
60 55 0.03
October 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
60 55 0.02
October 2
63 55 0.00
October 3
63 52 0.00
October 4
65 46 0.00
October 5
82 45 0.00
October 6
n/a 56 0.00
October 7
69 45 0.00
October 8
62 51 0.02
October 9
63 47 0.00
October 10
61 44 0.00
October 11
61 42 0.00
October 12
65 45 0.00
October 13
61 52 0.02
October 14
61 50 0.00
October 15
61 43 0.00
October 16
71 44 0.00
October 17
74 42 0.00
October 18
62 42 0.00
October 19
82 40 0.00
October 20
83 46 0.00
October 21
66 45 0.00
October 22
59 50 0.00
October 23
62 43 0.00
October 24
63 49 0.91
October 25
59 47 0.00
October 26
62 44 0.00
October 27
61 45 0.00
October 28
59 53 0.00
October 29
59 48 0.00
October 30
57 40 0.00
October 31
60 41 0.02
November 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
59 49 0.00
November 2
58 42 0.00
November 3
59 47 0.08
November 4
56 45 0.01
November 5
59 51 0.00
November 6
58 42 0.03
November 7
57 51 0.78
November 8
55 43 0.11
November 9
57 40 0.08
November 10
55 44 0.04
November 11
59 43 0.09
November 12
63 41 0.00
November 13
62 44 0.00
November 14
62 41 0.00
November 15
60 46 0.03
November 16
64 47 0.00
November 17
59 48 0.15
November 18
57 41 0.00
November 19
63 41 0.00
November 20
59 38 0.00
November 21
60 46 0.00
November 22
60 49 0.18
November 23
60 55 0.39
November 24
59 46 0.01
November 25
64 41 0.00
November 26
62 44 0.06
November 27
58 49 0.15
November 28
55 46 0.13
November 29
58 49 0.33
November 30
60 52 1.10
December 1998 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
57 41 0.03
December 2
56 46 0.06
December 3
57 50 0.49
December 4
53 38 0.00
December 5
54 34 0.00
December 6
54 40 0.68
December 7
54 36 0.00
December 8
60 45 0.02
December 9
58 39 0.00
December 10
62 43 0.00
December 11
57 44 0.00
December 12
62 43 0.00
December 13
60 45 0.47
December 14
58 46 0.02
December 15
66 40 0.00
December 16
72 48 0.00
December 17
72 52 0.00
December 18
n/a 42 0.00
December 19
52 41 0.00
December 20
n/a 37 0.25
December 21
45 29 0.00
December 22
50 28 0.00
December 23
50 29 0.00
December 24
n/a 33 0.00
December 25
56 n/a 0.00
December 26
58 37 0.00
December 27
61 40 0.02
December 28
59 40 0.00
December 29
59 39 0.00
December 30
57 38 0.00
December 31
54 47 0.08
Weather Station Details
Years Station Coordinates
1939–2022 Half Moon Bay location