Napa Weather in 1948

Historical record of Napa, California weather for the year 1948 based on NOAA data.
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1948 Napa Weather Extremes
Highest temperature 102 °F September 13
Lowest temperature 25 °F December 24
Highest daily low 66 °F June 22
Lowest daily high 43 °F December 25
Most daily precipitation 1.6 inches March 24
Total annual precipitation 19.4 inches -
Highest Temperatures in Napa in 1948
Rank Temperature Date
1 102 °F Sep 13
1 102 °F Jul 14
3 100 °F Sep 14
4 98 °F Sep 10
5 97 °F Sep 11
5 97 °F Aug 28
5 97 °F Jun 21
8 96 °F Jun 22
9 95 °F Jun 23
10 94 °F Sep 9
10 94 °F Jul 15
Lowest Temperatures in Napa in 1948
Rank Temperature Date
1 25 °F December 24
1 25 °F December 22
1 25 °F February 3
1 25 °F February 2
5 26 °F December 23
5 26 °F December 4
5 26 °F February 1
5 26 °F January 28
9 27 °F December 16
9 27 °F November 28
January 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
58 44 0.51
56 42 0.24
64 46 0.00
65 53 0.13
64 53 0.05
61 49 0.05
58 54 0.72
60 38 0.00
60 35 0.00
60 36 0.00
68 30 0.00
70 40 0.00
72 38 0.00
67 33 0.00
65 31 0.00
68 31 0.00
67 31 0.00
70 33 0.00
68 36 0.00
66 31 0.00
65 30 0.00
66 33 0.00
73 37 0.00
71 34 0.00
61 34 0.00
60 42 0.00
62 34 0.00
58 26 0.00
54 29 0.00
66 30 0.00
59 33 0.00
February 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
59 26 0.00
58 25 0.02
58 25 0.00
54 29 0.08
48 32 0.33
51 35 0.15
56 28 0.00
55 29 0.00
56 46 0.27
53 33 0.01
58 42 0.00
61 29 0.00
60 30 0.00
58 28 0.00
64 35 0.00
73 36 0.01
n/a 44 0.00
71 42 0.00
67 47 0.03
58 46 0.00
60 35 0.00
64 36 0.00
61 50 0.01
61 38 0.00
72 37 0.00
70 36 0.00
66 39 0.00
57 38 0.30
66 33 0.00
March 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
65 36 0.00
62 38 0.00
64 39 0.00
70 35 0.00
59 30 0.00
67 31 0.00
68 31 0.00
59 37 0.00
63 40 0.16
65 35 0.00
67 31 0.00
61 43 0.00
52 45 0.65
57 40 0.20
58 30 0.37
62 41 0.26
58 36 0.08
59 32 0.00
75 34 0.20
60 32 0.00
62 33 0.00
61 47 0.00
58 48 0.03
53 42 1.60
58 30 0.06
66 34 0.00
71 38 0.00
70 40 0.00
66 46 0.41
66 42 0.06
68 37 0.00
April 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
65 44 0.00
53 46 0.03
55 35 0.61
59 45 0.38
58 40 0.38
57 37 0.29
59 32 0.06
60 40 0.05
60 50 0.42
61 40 0.57
68 38 0.00
64 36 0.00
63 35 0.00
66 48 0.01
68 50 0.28
66 50 0.03
67 47 0.15
77 40 0.00
71 41 0.00
64 44 0.00
62 45 0.00
61 48 0.24
71 39 0.04
73 40 0.00
74 45 0.00
64 40 0.00
59 47 0.00
55 44 0.00
56 35 0.34
64 46 0.73
May 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
66 36 0.15
70 46 0.00
70 47 0.00
76 46 0.00
77 46 0.00
76 44 0.00
71 43 0.00
66 36 0.00
68 36 0.00
71 39 0.00
72 41 0.00
72 41 0.00
69 57 0.00
77 37 0.00
81 43 0.00
79 42 0.00
68 51 0.00
66 33 0.00
63 46 0.15
60 48 0.08
72 47 0.07
81 43 0.00
76 45 0.00
66 49 0.00
71 48 0.00
70 48 0.00
68 49 0.00
68 39 0.00
65 50 0.00
63 52 0.52
72 49 0.38
June 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
74 46 0.05
71 51 0.00
68 52 0.00
70 42 0.00
74 53 0.04
73 52 0.00
80 45 0.00
76 52 0.00
74 54 0.00
72 52 0.00
77 56 0.00
75 52 0.00
74 43 0.00
75 46 0.00
76 46 0.00
78 45 0.00
81 45 0.00
80 48 0.00
85 40 0.00
84 56 0.00
97 48 0.00
96 66 0.00
95 54 0.00
80 51 0.00
75 52 0.00
74 53 0.00
79 53 0.00
81 54 0.00
83 53 0.00
79 52 0.00
July 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
75 54 0.00
70 57 0.00
74 45 0.00
68 51 0.00
71 52 0.00
77 55 0.00
77 43 0.00
80 44 0.00
88 47 0.00
91 53 0.00
88 51 0.00
84 52 0.00
91 52 0.00
102 54 0.00
94 56 0.00
91 54 0.00
80 55 0.00
77 54 0.00
74 54 0.00
78 51 0.00
76 51 0.00
75 49 0.00
73 54 0.00
77 53 0.00
82 54 0.00
81 49 0.00
85 54 0.00
90 54 0.00
83 50 0.00
86 50 0.00
81 51 0.00
August 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
80 51 0.00
80 53 0.00
78 52 0.00
74 52 0.00
85 49 0.00
82 49 0.00
78 54 0.00
77 55 0.00
73 51 0.00
73 54 0.00
75 49 0.00
77 51 0.00
79 53 0.00
80 49 0.00
82 50 0.00
82 45 0.00
83 49 0.00
80 55 0.00
88 55 0.00
92 51 0.00
81 54 0.00
74 56 0.00
78 47 0.00
89 47 0.00
84 50 0.00
81 55 0.00
85 48 0.00
97 49 0.00
93 50 0.00
89 50 0.00
93 51 0.00
September 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
90 50 0.00
90 47 0.00
91 51 0.00
88 53 0.00
81 49 0.00
81 50 0.00
84 49 0.00
85 49 0.00
94 45 0.00
98 49 0.00
97 48 0.00
92 48 0.00
102 48 0.00
100 50 0.00
83 43 0.00
81 46 0.00
78 48 0.16
77 57 0.00
71 54 0.03
78 48 0.00
76 50 0.00
73 45 0.00
74 43 0.00
72 41 0.00
69 39 0.02
75 50 0.00
82 41 0.00
83 45 0.00
81 48 0.00
85 45 0.00
October 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
70 48 0.00
74 46 0.00
74 59 0.00
74 51 0.05
81 46 0.00
86 42 0.00
90 47 0.00
91 51 0.00
84 45 0.00
76 48 0.00
69 53 0.59
71 53 0.26
75 49 0.00
70 50 0.00
85 43 0.00
83 49 0.00
88 45 0.00
85 45 0.00
73 49 0.00
73 48 0.00
84 44 0.00
80 59 0.00
74 48 0.00
78 47 0.00
84 42 0.00
84 43 0.00
80 42 0.00
82 40 0.00
65 35 0.00
69 32 0.00
65 43 0.00
November 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
61 51 0.00
63 52 0.67
69 49 0.20
74 46 0.00
73 39 0.00
69 42 0.00
69 45 0.00
72 48 0.00
72 36 0.00
71 35 0.00
77 39 0.00
76 48 0.00
74 38 0.00
74 39 0.00
74 39 0.00
72 37 0.20
64 35 0.00
64 37 0.17
62 38 0.00
65 37 0.00
72 40 0.00
70 45 0.00
68 40 0.00
69 37 0.00
70 34 0.00
67 31 0.00
62 30 0.00
64 27 0.00
62 31 0.00
67 32 0.00
December 1948 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
65 33 0.00
68 32 0.00
56 36 0.24
53 26 0.00
55 34 0.20
57 29 0.40
56 41 0.00
59 43 0.32
59 34 0.00
56 32 0.00
61 39 0.00
58 44 0.15
54 38 0.17
52 36 0.20
56 28 0.00
55 27 0.05
51 38 0.83
55 39 0.00
57 38 0.00
50 30 0.00
52 34 0.00
54 25 0.00
50 26 0.00
45 25 0.00
43 34 0.18
50 40 0.50
53 39 0.70
51 31 0.04
52 35 0.00
54 32 0.00
51 32 0.00
Weather Station Details
Years Station Coordinates
1999–2024 Napa County Airport location
1901–1998 Napa State Hospital location