St. Helena Weather in 1945

Historical record of St. Helena, California weather for the year 1945 based on NOAA data.
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1945 St. Helena Weather Extremes
Highest temperature 106 °F July 26
Lowest temperature 22 °F January 21
Highest daily low 67 °F October 5
Lowest daily high 46 °F December 15
Most daily precipitation 2.9 inches February 1
Total annual precipitation 38.9 inches -
Highest Temperatures in St. Helena in 1945
Rank Temperature Date
1 106 °F Jul 26
2 105 °F Jul 25
3 104 °F Jun 18
4 103 °F Aug 20
4 103 °F Jun 30
4 103 °F Jun 17
7 102 °F Aug 21
8 101 °F Jul 1
9 100 °F Sep 9
9 100 °F Sep 8
9 100 °F Sep 7
9 100 °F Aug 17
9 100 °F Jul 27
9 100 °F Jun 19
Lowest Temperatures in St. Helena in 1945
Rank Temperature Date
1 22 °F January 21
2 23 °F December 14
3 25 °F December 13
3 25 °F January 23
3 25 °F January 20
6 26 °F March 5
6 26 °F January 22
8 27 °F February 28
8 27 °F February 26
8 27 °F January 24
January 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
62 31 0.00
January 2
55 31 0.00
January 3
52 35 0.00
January 4
48 31 0.00
January 5
49 37 0.02
January 6
50 44 0.00
January 7
50 40 0.00
January 8
56 41 0.00
January 9
52 39 0.00
January 10
54 42 0.04
January 11
56 48 0.00
January 12
62 37 0.00
January 13
64 40 0.00
January 14
56 42 0.00
January 15
58 35 0.11
January 16
60 31 0.00
January 17
51 34 0.14
January 18
57 31 0.02
January 19
55 32 0.00
January 20
56 25 0.00
January 21
57 22 0.00
January 22
63 26 0.00
January 23
57 25 0.00
January 24
52 27 0.00
January 25
57 38 0.02
January 26
64 31 0.00
January 27
64 29 0.00
January 28
64 29 0.00
January 29
66 34 0.00
January 30
57 42 0.26
January 31
51 47 2.53
February 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
64 50 2.86
February 2
59 49 1.62
February 3
61 41 0.37
February 4
55 40 0.02
February 5
61 48 1.07
February 6
63 34 0.00
February 7
63 39 0.00
February 8
65 52 0.18
February 9
67 37 0.00
February 10
68 36 0.00
February 11
69 41 0.00
February 12
69 38 0.00
February 13
65 41 0.00
February 14
61 50 0.34
February 15
69 41 0.00
February 16
64 32 0.00
February 17
60 43 0.07
February 18
58 32 0.00
February 19
62 35 0.00
February 20
62 29 0.00
February 21
70 32 0.00
February 22
68 33 0.00
February 23
61 33 0.00
February 24
60 43 0.00
February 25
65 36 0.00
February 26
62 27 0.00
February 27
60 34 0.00
February 28
63 27 0.00
March 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
March 1
61 31 0.00
March 2
65 31 0.00
March 3
55 32 0.03
March 4
59 28 0.00
March 5
60 26 0.00
March 6
55 33 0.08
March 7
59 28 0.00
March 8
62 32 0.00
March 9
68 38 0.00
March 10
67 32 0.00
March 11
67 41 0.00
March 12
58 41 0.03
March 13
65 43 0.02
March 14
58 44 0.19
March 15
55 34 0.21
March 16
52 33 0.87
March 17
57 35 0.58
March 18
61 29 0.00
March 19
63 35 0.00
March 20
59 43 0.39
March 21
66 34 0.07
March 22
62 43 0.94
March 23
59 34 0.00
March 24
60 30 0.00
March 25
52 38 1.14
March 26
55 38 0.12
March 27
62 33 0.01
March 28
67 36 0.00
March 29
75 41 0.00
March 30
82 42 0.00
March 31
79 37 0.00
April 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
April 1
74 39 0.00
April 2
63 46 0.00
April 3
69 32 0.00
April 4
71 32 0.00
April 5
69 30 0.00
April 6
72 35 0.00
April 7
69 40 0.00
April 8
57 47 0.45
April 9
62 34 0.00
April 10
68 38 0.00
April 11
65 42 0.00
April 12
68 33 0.00
April 13
68 42 0.00
April 14
75 35 0.00
April 15
87 40 0.00
April 16
86 42 0.00
April 17
86 41 0.00
April 18
87 43 0.00
April 19
85 44 0.00
April 20
83 40 0.00
April 21
75 41 0.00
April 22
85 41 0.00
April 23
88 55 0.00
April 24
82 58 0.00
April 25
70 47 0.02
April 26
78 39 0.00
April 27
81 38 0.00
April 28
86 46 0.00
April 29
90 45 0.00
April 30
93 43 0.00
May 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
May 1
86 46 0.00
May 2
82 46 0.00
May 3
85 43 0.00
May 4
78 42 0.00
May 5
68 48 0.00
May 6
71 50 0.00
May 7
75 49 0.00
May 8
65 50 0.00
May 9
74 49 0.00
May 10
75 54 0.01
May 11
79 42 0.00
May 12
67 51 0.42
May 13
63 54 0.50
May 14
69 53 0.13
May 15
73 48 0.00
May 16
70 54 0.08
May 17
66 44 0.00
May 18
65 38 0.03
May 19
70 40 0.00
May 20
77 n/a 0.00
May 21
75 52 0.00
May 22
71 47 0.00
May 23
69 40 0.00
May 24
71 37 0.00
May 25
74 40 0.00
May 26
70 40 0.00
May 27
73 41 0.01
May 28
75 42 0.00
May 29
71 47 0.00
May 30
65 55 0.01
May 31
76 55 0.00
June 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
June 1
84 43 0.00
June 2
81 41 0.00
June 3
77 51 0.00
June 4
79 47 0.00
June 5
78 46 0.00
June 6
77 45 0.00
June 7
79 40 0.00
June 8
80 42 0.00
June 9
87 45 0.00
June 10
93 52 0.00
June 11
98 60 0.00
June 12
99 55 0.00
June 13
94 55 0.00
June 14
88 51 0.00
June 15
90 58 0.00
June 16
97 48 0.00
June 17
103 50 0.00
June 18
104 51 0.00
June 19
100 51 0.00
June 20
95 52 0.00
June 21
84 55 0.00
June 22
77 49 0.00
June 23
71 47 0.00
June 24
91 47 0.00
June 25
72 51 0.00
June 26
92 49 0.00
June 27
95 49 0.00
June 28
96 48 0.00
June 29
97 48 0.00
June 30
103 50 0.00
July 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
July 1
101 52 0.00
July 2
94 54 0.00
July 3
88 55 0.00
July 4
92 56 0.00
July 5
92 53 0.00
July 6
92 52 0.00
July 7
90 47 0.00
July 8
85 52 0.00
July 9
79 57 0.00
July 10
94 52 0.00
July 11
91 52 0.00
July 12
90 52 0.00
July 13
91 50 0.00
July 14
87 52 0.00
July 15
98 56 0.00
July 16
96 56 0.00
July 17
90 56 0.00
July 18
85 49 0.00
July 19
91 51 0.00
July 20
97 43 0.00
July 21
97 46 0.00
July 22
98 51 0.00
July 23
94 61 0.00
July 24
95 49 0.00
July 25
105 49 0.00
July 26
106 54 0.00
July 27
100 56 0.00
July 28
89 52 0.00
July 29
88 52 0.00
July 30
95 51 0.00
July 31
92 50 0.00
August 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
August 1
93 46 0.00
August 2
88 48 0.00
August 3
87 54 0.00
August 4
88 47 0.00
August 5
88 50 0.00
August 6
85 51 0.00
August 7
84 50 0.00
August 8
86 52 0.00
August 9
97 53 0.00
August 10
89 56 0.00
August 11
85 51 0.00
August 12
82 47 0.00
August 13
90 52 0.00
August 14
85 49 0.00
August 15
84 51 0.00
August 16
91 48 0.00
August 17
100 51 0.00
August 18
95 58 0.00
August 19
95 56 0.00
August 20
103 49 0.00
August 21
102 48 0.00
August 22
99 45 0.00
August 23
92 43 0.00
August 24
88 44 0.00
August 25
89 50 0.00
August 26
90 48 0.00
August 27
80 55 0.00
August 28
83 45 0.00
August 29
80 46 0.00
August 30
90 43 0.00
August 31
93 43 0.00
September 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
September 1
90 44 0.00
September 2
89 43 0.00
September 3
93 43 0.00
September 4
92 48 0.00
September 5
92 51 0.00
September 6
95 50 0.00
September 7
100 51 0.00
September 8
100 50 0.00
September 9
100 54 0.00
September 10
89 50 0.00
September 11
94 51 0.00
September 12
94 50 0.00
September 13
96 56 0.00
September 14
84 46 0.00
September 15
85 45 0.00
September 16
97 44 0.00
September 17
87 50 0.00
September 18
82 53 0.00
September 19
79 51 0.00
September 20
68 53 0.00
September 21
75 48 0.00
September 22
73 37 0.00
September 23
81 39 0.00
September 24
90 39 0.00
September 25
92 42 0.00
September 26
86 41 0.00
September 27
85 61 0.00
September 28
93 60 0.00
September 29
92 39 0.00
September 30
92 41 0.00
October 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
94 42 0.00
October 2
94 43 0.00
October 3
92 41 0.00
October 4
84 39 0.00
October 5
92 67 0.00
October 6
80 49 0.00
October 7
74 49 0.11
October 8
77 56 0.07
October 9
75 42 0.00
October 10
64 53 0.23
October 11
69 53 0.02
October 12
73 56 0.00
October 13
80 53 0.00
October 14
70 54 0.00
October 15
73 54 0.04
October 16
68 54 0.00
October 17
73 51 0.00
October 18
72 53 0.00
October 19
73 52 0.00
October 20
74 40 0.00
October 21
73 41 0.00
October 22
75 41 0.00
October 23
75 54 0.00
October 24
84 37 0.00
October 25
83 35 0.00
October 26
80 36 0.00
October 27
65 45 0.00
October 28
67 53 0.04
October 29
61 54 1.67
October 30
65 55 1.95
October 31
66 53 1.19
November 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
72 44 0.00
November 2
83 45 0.00
November 3
86 59 0.00
November 4
80 47 0.00
November 5
65 45 0.00
November 6
56 35 0.12
November 7
57 32 0.00
November 8
61 34 0.00
November 9
52 38 0.09
November 10
60 46 0.14
November 11
59 38 0.00
November 12
64 45 0.34
November 13
64 35 0.00
November 14
59 35 0.00
November 15
61 47 1.02
November 16
56 39 0.76
November 17
61 44 0.07
November 18
61 39 0.00
November 19
66 45 0.28
November 20
66 38 0.00
November 21
63 39 0.00
November 22
64 41 0.00
November 23
57 46 0.25
November 24
56 49 0.80
November 25
55 39 0.49
November 26
59 45 0.04
November 27
58 37 0.00
November 28
53 45 1.41
November 29
57 38 0.00
November 30
57 30 0.00
December 1945 St. Helena Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
58 31 0.00
December 2
55 31 0.00
December 3
49 39 0.13
December 4
56 45 1.60
December 5
56 46 0.70
December 6
56 47 0.00
December 7
56 44 0.09
December 8
58 31 0.00
December 9
58 30 0.00
December 10
56 35 0.00
December 11
55 35 0.00
December 12
55 28 0.00
December 13
54 25 0.00
December 14
51 23 0.00
December 15
46 40 0.07
December 16
60 34 0.00
December 17
59 30 0.00
December 18
51 32 0.00
December 19
62 29 0.00
December 20
50 42 0.10
December 21
58 45 2.10
December 22
59 49 1.48
December 23
56 45 1.05
December 24
53 44 1.15
December 25
55 50 0.49
December 26
56 49 0.23
December 27
56 51 2.00
December 28
59 55 0.43
December 29
66 53 0.17
December 30
65 36 0.00
December 31
59 36 0.00
Weather Station Details
Years Station Coordinates
1907–2023 Saint Helena location