San Luis Obispo Weather in 1939

Historical record of San Luis Obispo, California weather for the year 1939 based on NOAA data.
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1939 San Luis Obispo Weather Extremes
Highest temperature 105 °F September 22
Lowest temperature 30 °F February 9
Highest daily low 75 °F September 22
Lowest daily high 45 °F January 31
Most daily precipitation 1.2 inches October 7
Highest Temperatures in San Luis Obispo in 1939
Rank Temperature Date
1 105 °F Sep 22
2 102 °F Sep 21
3 100 °F Sep 20
4 97 °F Sep 23
4 97 °F Sep 16
6 96 °F Oct 22
7 95 °F Oct 21
7 95 °F Oct 12
9 94 °F Oct 30
9 94 °F Oct 29
9 94 °F Oct 11
9 94 °F Sep 19
Lowest Temperatures in San Luis Obispo in 1939
Rank Temperature Date
1 30 °F February 9
1 30 °F February 2
3 31 °F February 10
4 35 °F March 4
4 35 °F January 31
6 36 °F February 1
6 36 °F January 14
8 37 °F February 24
8 37 °F February 18
8 37 °F February 7
8 37 °F January 13
8 37 °F January 12
January 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
70 41 n/a
58 43 n/a
63 47 0.09
60 43 n/a
56 43 1.14
59 42 0.58
63 39 n/a
59 41 n/a
64 41 n/a
65 38 n/a
69 38 n/a
59 37 n/a
64 37 n/a
64 36 n/a
62 43 n/a
66 48 n/a
72 44 n/a
67 52 n/a
65 48 n/a
58 48 n/a
56 47 0.58
54 42 0.13
60 43 n/a
71 47 n/a
72 44 n/a
68 38 n/a
54 39 n/a
58 41 0.08
55 44 n/a
53 44 n/a
45 35 0.79
February 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
51 36 0.13
51 30 0.33
53 43 0.55
53 41 n/a
56 39 n/a
52 43 n/a
52 37 0.27
48 39 0.43
52 30 0.00
56 31 0.26
63 45 n/a
63 44 n/a
60 42 n/a
65 44 n/a
63 47 n/a
67 43 n/a
66 42 n/a
61 37 n/a
57 41 n/a
67 39 n/a
71 39 n/a
74 45 n/a
59 41 n/a
63 37 n/a
60 42 n/a
61 41 n/a
59 39 n/a
60 40 n/a
March 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
62 38 n/a
59 41 n/a
55 39 n/a
57 35 n/a
62 41 n/a
57 41 n/a
56 41 0.03
55 40 n/a
52 41 0.28
55 40 1.11
56 41 n/a
65 42 n/a
63 44 n/a
64 46 n/a
78 46 n/a
72 51 n/a
61 43 n/a
62 45 n/a
64 46 n/a
60 46 0.04
54 46 n/a
63 48 0.02
56 47 0.02
60 48 n/a
55 48 0.01
53 45 0.12
54 44 0.29
58 39 0.00
59 41 n/a
69 46 n/a
73 48 n/a
April 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
66 50 0.04
66 46 0.08
64 49 0.00
70 48 0.00
83 53 0.00
83 53 0.00
80 47 0.00
84 45 0.00
73 52 0.00
74 49 0.00
68 46 0.00
60 45 0.00
54 41 0.05
58 44 0.05
63 48 0.00
67 45 0.00
68 47 0.00
75 46 0.00
66 45 0.00
64 46 0.00
63 48 0.00
59 47 0.00
n/a 48 0.04
64 45 0.00
69 46 0.00
71 46 0.00
80 45 0.00
67 46 0.00
74 46 0.00
62 41 0.00
May 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
64 47 0.00
65 48 0.00
76 44 0.00
74 46 0.00
59 49 0.00
62 43 0.00
67 43 0.00
68 49 0.00
68 49 0.00
63 52 0.02
62 51 0.04
70 50 0.00
66 49 0.00
65 51 0.00
62 55 0.00
62 53 0.00
73 49 0.00
64 41 0.00
70 48 0.00
62 46 0.00
65 52 0.00
65 45 0.07
69 48 0.00
82 49 0.00
83 52 0.00
74 51 0.00
74 47 0.00
83 49 0.00
77 53 0.00
69 51 0.00
71 47 0.00
June 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
71 42 0.00
74 45 0.00
73 49 0.00
69 48 0.00
67 41 0.00
73 42 0.00
79 44 0.00
80 48 0.00
79 45 0.00
74 48 0.00
78 49 0.00
71 50 0.00
70 52 0.00
67 55 0.00
67 55 0.00
67 49 0.00
76 51 0.00
84 47 0.00
74 47 0.00
72 51 0.00
75 50 0.00
75 52 0.00
72 53 0.00
68 53 0.00
70 54 0.00
73 52 0.00
75 48 0.00
76 50 0.00
76 51 0.00
74 53 0.00
July 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
67 48 0.00
65 47 0.00
71 52 0.00
70 54 0.00
68 52 0.02
78 51 0.00
84 53 0.00
78 49 0.00
76 52 0.00
75 52 0.00
73 52 0.00
71 50 0.00
72 51 0.00
78 51 0.00
82 55 0.00
73 48 0.00
75 47 0.00
72 51 0.00
75 50 0.00
79 49 0.00
80 49 0.00
76 52 0.00
76 54 0.00
82 53 0.00
76 52 0.00
75 53 0.00
75 51 0.00
80 53 0.00
76 55 0.00
70 55 0.00
73 54 0.00
August 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
75 53 0.00
77 54 0.00
78 54 0.00
81 55 0.00
75 55 0.00
73 54 0.00
71 55 0.00
72 56 0.00
72 55 0.00
73 54 0.00
73 54 0.00
75 51 0.00
81 53 0.00
78 53 0.00
75 53 0.00
76 51 0.00
79 50 0.00
79 54 0.00
72 57 0.00
77 59 0.00
72 57 0.00
75 56 0.00
73 55 0.00
75 55 0.00
84 53 0.00
78 55 0.00
77 51 0.00
91 55 0.00
79 52 0.00
80 44 0.00
84 48 0.00
September 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
80 54 0.00
73 48 0.00
68 52 0.00
74 46 0.00
75 47 0.00
84 50 0.00
77 48 0.00
81 55 0.00
80 54 0.00
75 54 0.00
71 50 0.00
67 56 0.00
69 47 0.00
80 52 0.00
92 56 0.00
97 62 0.00
92 59 0.00
93 55 0.00
94 66 0.00
100 72 0.00
102 72 0.00
105 75 0.00
97 74 0.00
86 70 0.04
70 60 0.48
73 51 0.07
75 53 0.00
71 52 0.00
74 52 0.00
74 54 0.00
October 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
68 52 0.08
65 54 n/a
66 44 n/a
72 46 n/a
67 51 n/a
62 51 n/a
65 50 1.22
70 46 n/a
79 47 n/a
90 52 n/a
94 69 n/a
95 56 n/a
91 56 n/a
77 49 n/a
74 53 n/a
75 51 n/a
72 49 n/a
79 49 n/a
82 53 n/a
88 53 n/a
95 61 n/a
96 52 n/a
73 51 n/a
63 56 n/a
64 47 0.04
66 46 n/a
77 50 n/a
90 62 n/a
94 69 n/a
94 57 n/a
73 45 n/a
November 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
68 49 n/a
69 56 n/a
70 45 n/a
78 45 n/a
71 43 n/a
71 41 n/a
69 45 n/a
67 48 n/a
64 50 n/a
71 42 n/a
77 45 n/a
71 41 n/a
67 50 n/a
70 48 n/a
76 47 n/a
81 46 n/a
81 47 n/a
81 59 n/a
83 50 n/a
84 50 n/a
81 47 n/a
83 53 n/a
89 47 n/a
77 41 n/a
61 49 n/a
62 49 1.07
64 49 n/a
68 49 n/a
68 41 n/a
72 42 n/a
December 1939 San Luis Obispo Weather
Day High (°F) Low (°F) Precip. (inches)
77 50 0.00
75 52 0.00
83 54 0.00
84 49 0.00
63 44 0.00
67 46 0.00
67 44 0.00
65 47 0.00
66 47 0.02
65 54 0.00
63 47 0.72
68 49 0.00
66 43 0.00
71 49 0.00
75 47 0.00
66 41 0.00
72 42 0.00
67 55 0.00
70 45 0.00
64 42 0.00
62 42 0.00
60 43 0.00
54 44 0.03
61 45 1.15
59 43 0.00
60 41 0.00
62 42 0.00
62 43 0.00
62 44 0.00
62 45 0.00
62 46 0.00
Weather Station Details
Years Station Coordinates
1999–2024 San Luis Obispo Airport location
1893–1998 San Luis Obispo Poly location