Napa Weather in 1931

Historical record of Napa, California weather for the year 1931 based on NOAA data.
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1931 Napa Weather Extremes
Highest temperature 106 °F July 5
Lowest temperature 26 °F December 12
Highest daily low 72 °F May 19
Lowest daily high 49 °F December 30
Most daily precipitation 4.1 inches December 27
Total annual precipitation 26.9 inches -
Highest Temperatures in Napa in 1931
Rank Temperature Date
1 106 °F Jul 5
1 106 °F Jul 4
3 104 °F Aug 23
4 103 °F Aug 24
5 102 °F Jul 3
6 100 °F Aug 25
6 100 °F Jun 25
8 99 °F Jul 6
8 99 °F May 20
10 98 °F Aug 26
Lowest Temperatures in Napa in 1931
Rank Temperature Date
1 26 °F December 12
1 26 °F November 24
1 26 °F November 23
4 27 °F December 15
5 28 °F November 28
6 29 °F December 6
6 29 °F December 5
8 30 °F December 9
8 30 °F November 30
8 30 °F November 29
8 30 °F January 9
January 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
59 46 1.42
57 48 0.84
58 42 0.00
66 36 1.40
60 44 0.20
54 32 0.00
52 44 0.71
69 38 0.00
60 30 0.00
58 31 0.00
63 32 0.00
67 33 0.00
50 42 0.18
56 33 0.10
55 37 0.00
59 39 0.04
59 31 0.00
62 33 0.00
64 34 0.00
57 33 0.00
53 40 0.06
55 49 0.58
65 51 0.67
62 36 0.00
65 41 0.00
67 39 0.00
64 40 0.00
71 36 0.00
70 35 0.00
62 43 0.00
60 49 0.00
February 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
61 51 0.00
70 47 0.00
64 45 0.00
67 42 0.00
66 47 0.00
62 50 0.00
63 44 0.00
66 47 0.00
65 48 0.00
68 51 0.18
64 47 0.00
70 41 0.00
66 45 0.01
60 49 0.20
69 35 0.03
60 43 0.00
65 49 0.06
62 42 0.11
63 37 0.24
69 43 0.00
69 34 0.00
71 43 0.00
70 45 0.00
73 45 0.00
65 36 0.00
59 36 0.12
65 40 0.00
70 38 0.00
March 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
76 41 0.00
78 47 0.00
77 41 0.00
74 40 0.00
69 44 0.00
70 42 0.00
70 35 0.00
67 39 0.00
67 46 0.09
64 38 0.00
62 52 0.81
64 50 0.54
69 40 0.00
73 38 0.00
71 39 0.00
70 46 0.00
70 46 0.00
68 55 0.48
73 43 0.00
77 47 0.00
77 45 0.00
80 42 0.00
84 46 0.00
69 50 0.01
67 40 0.00
70 43 0.00
61 43 0.05
64 43 0.03
66 35 0.00
78 38 0.00
73 43 0.00
April 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
69 46 0.00
76 35 0.00
80 35 0.00
85 40 0.00
71 43 0.00
81 40 0.00
78 43 0.00
80 39 0.00
87 39 0.00
72 42 0.00
67 47 0.00
67 39 0.00
70 38 0.00
72 39 0.00
81 38 0.00
88 43 0.00
75 43 0.00
74 42 0.00
83 41 0.00
94 45 0.00
91 47 0.00
60 45 0.20
63 40 0.00
69 45 0.15
67 42 0.00
72 52 0.27
70 46 0.00
77 46 0.00
72 45 0.00
76 44 0.00
May 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
77 54 0.00
79 48 0.00
80 45 0.00
74 50 0.00
77 49 0.00
74 49 0.00
80 41 0.00
97 51 0.00
97 51 0.00
91 61 0.00
79 51 0.00
80 49 0.00
70 50 0.20
74 52 0.00
74 49 0.00
78 47 0.00
78 44 0.00
90 61 0.00
95 72 0.00
99 70 0.00
79 50 0.00
70 52 0.00
77 52 0.00
70 57 1.26
74 51 0.00
72 52 0.00
84 53 0.00
88 50 0.00
90 53 0.00
81 50 0.00
75 51 0.00
June 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
68 52 0.00
69 51 0.00
70 50 0.00
76 49 0.00
72 51 0.18
82 58 0.00
75 51 0.00
72 52 0.00
76 55 0.00
85 42 0.00
80 48 0.00
80 50 0.00
82 52 0.00
76 57 0.00
72 57 0.26
79 55 0.08
80 47 0.00
76 46 0.00
78 49 0.00
75 53 0.00
81 51 0.00
82 53 0.00
90 46 0.00
95 50 0.00
100 54 0.00
93 55 0.00
85 54 0.00
82 45 0.00
88 47 0.00
92 50 0.00
July 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
92 50 0.00
96 52 0.00
102 54 0.00
106 57 0.00
106 61 0.00
99 59 0.00
88 57 0.00
82 54 0.00
88 49 0.00
89 50 0.00
96 47 0.00
87 55 0.00
84 51 0.00
83 53 0.00
77 52 0.00
83 56 0.00
92 55 0.00
92 50 0.00
87 50 0.00
81 50 0.00
83 55 0.00
88 52 0.00
82 53 0.00
84 56 0.00
91 56 0.00
86 53 0.00
87 52 0.00
72 53 0.00
74 54 0.00
74 53 0.00
76 50 0.00
August 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
78 51 0.00
80 51 0.00
79 57 0.00
79 52 0.00
79 52 0.00
76 49 0.00
80 46 0.00
81 44 0.00
77 48 0.00
81 47 0.00
82 49 0.00
89 56 0.00
84 54 0.00
77 50 0.00
86 52 0.00
82 51 0.00
78 50 0.00
82 48 0.00
84 50 0.00
83 51 0.00
90 53 0.00
95 51 0.00
104 52 0.00
103 56 0.00
100 52 0.00
98 52 0.00
89 49 0.00
84 52 0.00
78 56 0.00
79 55 0.00
76 47 0.00
September 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
80 49 0.00
77 50 0.00
78 48 0.00
83 53 0.00
83 49 0.00
79 50 0.00
76 53 0.00
73 47 0.00
74 40 0.00
70 41 0.00
85 43 0.00
91 46 0.00
88 48 0.00
83 50 0.00
77 57 0.00
75 46 0.00
73 52 0.00
76 48 0.00
82 45 0.00
92 57 0.00
92 50 0.00
88 44 0.00
83 41 0.00
85 43 0.00
92 46 0.00
87 43 0.00
82 45 0.00
77 40 0.00
79 45 0.00
92 44 0.00
October 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
95 48 0.00
79 44 0.00
89 42 0.00
79 45 0.00
75 44 0.00
70 49 0.00
66 47 0.00
70 47 0.00
74 43 0.00
67 48 0.00
74 47 0.00
71 40 0.00
76 41 0.00
84 45 0.00
79 39 0.00
78 46 0.00
75 40 0.00
81 41 0.00
77 48 0.00
72 52 0.00
69 49 0.00
67 52 0.28
68 55 0.32
72 42 0.00
73 47 0.06
70 36 0.00
79 39 0.00
82 46 0.00
87 47 0.00
87 47 0.00
84 46 0.00
November 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
80 46 0.00
83 44 0.00
88 40 0.00
86 47 0.00
83 43 0.00
88 46 0.00
87 46 0.00
84 47 0.00
79 32 0.00
75 49 0.13
71 42 0.10
68 39 0.00
70 35 0.00
62 46 0.38
64 40 1.45
61 40 0.63
61 52 0.00
68 36 0.00
65 35 0.01
65 50 0.00
62 43 0.00
58 37 0.00
58 26 0.00
59 26 0.00
58 33 0.00
57 35 0.00
61 36 0.18
59 28 0.00
58 30 0.00
59 30 0.00
December 1931 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
58 36 0.00
58 43 0.03
58 48 0.00
58 33 0.00
59 29 0.00
63 29 0.00
59 40 0.00
57 41 0.00
52 30 0.00
55 31 0.14
55 33 0.03
53 26 0.00
52 31 0.00
52 36 0.95
55 27 0.00
54 32 0.00
56 34 0.00
56 34 0.00
64 35 0.00
64 45 0.15
61 39 0.53
58 35 0.36
55 43 0.64
57 49 2.45
55 45 0.14
54 44 0.06
54 48 4.10
54 40 0.90
52 32 0.07
49 41 0.06
59 46 0.97
Weather Station Details
Years Station Coordinates
1999–2024 Napa County Airport location
1901–1998 Napa State Hospital location