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Half Moon Bay Weather in 2003

Historical record of Half Moon Bay, California weather for the year 2003 based on NOAA data.
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2003 Half Moon Bay Weather Extremes
note: data for this year is incomplete
Highest temperature 94 °F October 27
Lowest temperature 22 °F February 3
Highest daily low 65 °F October 27
Lowest daily high 54 °F December 26
Most daily precipitation 2.1 inches December 30
Most daily snow none -
Total annual precipitation 16.4 inches -
Total annual snow none -
January 2003 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
 61 46 0.03
January 2
 59 38 0.00
January 3
 62 n/a 0.00
January 5
 67 41 0.00
January 6
 69 49 0.00
January 7
 70 59 0.00
January 8
 69 50 0.00
January 10
 71 56 0.63
January 11
 63 52 0.09
January 12
 60 49 0.02
January 13
 65 49 0.07
January 14
 61 50 0.02
January 17
 69 49 0.01
January 18
 66 n/a 0.01
January 19
 69 41 0.00
January 22
 65 45 0.20
January 23
 62 53 0.19
January 24
 60 53 0.04
January 25
 62 n/a 0.00
January 26
 71 46 0.00
January 27
 66 54 0.00
January 28
 62 46 0.00
January 29
 68 42 0.02
January 30
 66 41 0.01
February 2003 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
 72 55 0.04
February 2
 65 31 0.00
February 3
 65 22 0.00
February 7
 61 47 0.01
February 8
 66 n/a 0.00
February 10
 67 32 0.00
February 11
 n/a 42 0.00
February 12
 62 48 0.18
February 15
 63 45 0.25
February 16
 62 37 1.30
February 17
 62 41 0.02
February 18
 59 36 0.00
February 19
 60 48 0.13
February 25
 59 47 1.30
February 26
 61 45 0.00
February 27
 58 38 0.23
September 2003 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
September 5
 71 48 0.01
September 6
 70 46 0.00
September 7
 72 42 0.01
September 8
 66 55 0.02
September 9
 68 56 0.00
September 10
 69 56 0.11
September 11
 69 52 0.01
September 12
 80 51 0.00
September 13
 77 48 0.01
September 14
 77 50 0.01
September 15
 65 55 0.02
September 16
 69 51 0.00
September 17
 67 52 0.00
September 18
 70 42 0.00
September 19
 72 41 0.00
September 20
 67 51 0.01
September 21
 77 46 0.01
September 22
 70 48 0.01
September 23
 74 n/a 0.02
September 24
 69 58 0.00
September 25
 69 58 0.00
September 26
 63 57 0.00
September 27
 67 57 0.00
September 28
 65 57 0.00
September 29
 68 56 0.00
September 30
 67 49 0.00
October 2003 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
 63 57 0.00
October 2
 63 55 0.00
October 3
 60 n/a 0.02
October 4
 58 54 0.01
October 5
 66 49 0.00
October 6
 65 49 0.00
October 7
 64 48 0.00
October 8
 62 50 0.01
October 9
 66 51 0.01
October 10
 64 38 0.00
October 11
 66 36 0.00
October 12
 64 45 0.00
October 13
 66 36 0.01
October 14
 68 38 0.01
October 15
 64 38 0.01
October 16
 63 48 0.00
October 17
 61 49 0.02
October 18
 63 41 0.02
October 19
 65 43 0.00
October 20
 66 45 0.01
October 21
 69 45 0.01
October 22
 62 51 0.01
October 23
 61 51 0.01
October 24
 69 39 0.02
October 25
 90 n/a 0.00
October 26
 94 49 0.00
October 27
 94 65 0.00
October 28
 76 44 0.00
October 29
 77 47 0.00
October 30
 65 51 0.00
October 31
 60 45 0.04
November 2003 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
 61 n/a 0.02
November 2
 62 34 0.00
November 3
 59 49 0.19
November 4
 58 35 0.01
November 5
 58 37 0.01
November 6
 60 51 0.07
November 7
 66 50 0.31
November 8
 67 54 0.00
November 9
 67 52 0.91
November 10
 66 46 0.02
November 12
 69 39 0.00
November 13
 73 42 0.01
November 14
 65 53 0.00
November 15
 63 50 0.36
November 16
 60 47 0.15
November 17
 62 42 0.01
November 18
 61 43 0.01
November 19
 69 46 0.01
November 20
 66 54 0.01
November 22
 59 30 n/a
November 23
 63 31 0.00
November 24
 59 37 0.00
November 25
 58 34 0.00
November 26
 56 38 0.03
November 27
 59 40 0.00
November 28
 65 45 0.00
November 29
 66 46 0.00
November 30
 60 51 0.12
December 2003 Half Moon Bay Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
 61 53 0.59
December 2
 61 n/a 0.25
December 3
 64 43 0.01
December 4
 64 41 0.02
December 5
 59 50 0.43
December 6
 64 54 0.09
December 7
 61 48 0.67
December 8
 61 36 0.02
December 9
 59 41 0.00
December 10
 57 44 0.59
December 11
 61 50 0.25
December 12
 57 37 0.01
December 13
 57 49 0.16
December 14
 64 48 0.42
December 15
 57 34 0.01
December 16
 58 45 0.00
December 17
 64 48 0.00
December 18
 62 48 0.00
December 19
 67 46 0.00
December 20
 62 49 0.54
December 21
 59 50 0.12
December 22
 63 46 0.00
December 23
 61 47 0.11
December 24
 58 51 0.97
December 25
 58 47 0.40
December 26
 54 43 0.14
December 27
 55 34 0.01
December 28
 56 34 0.00
December 29
 55 45 0.87
December 30
 56 44 2.12
December 31
 56 44 0.01
Weather Station Details
Years Station Coordinates
1939–2022 Half Moon Bay location
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