Napa Weather in 1991

Historical record of Napa, California weather for the year 1991 based on NOAA data.
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1991 Napa Weather Extremes
Highest temperature 101 °F July 2
Lowest temperature 25 °F January 5
Highest daily low 66 °F August 14
Lowest daily high 49 °F December 17
Most daily precipitation 2.4 inches October 26
Most daily snow none -
Total annual precipitation 20.7 inches -
Total annual snow none -
Highest Temperatures in Napa in 1991
Rank Temperature Date
1 101 °F Jul 2
1 101 °F Jul 1
3 100 °F Sep 2
4 99 °F Oct 10
4 99 °F Sep 3
6 96 °F Sep 29
7 94 °F Oct 11
7 94 °F Oct 3
7 94 °F Sep 24
10 93 °F Oct 9
10 93 °F Oct 4
Lowest Temperatures in Napa in 1991
Rank Temperature Date
1 25 °F January 5
1 25 °F January 1
3 28 °F January 29
3 28 °F January 4
5 29 °F January 30
5 29 °F January 2
7 30 °F December 21
7 30 °F January 27
9 31 °F December 11
9 31 °F December 10
9 31 °F March 11
9 31 °F January 25
9 31 °F January 23
January 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
56 25 0.00
56 29 0.00
53 34 0.00
55 28 0.00
51 25 0.00
50 34 0.00
55 44 0.24
52 44 0.00
53 46 0.20
56 39 0.00
56 38 0.00
59 47 0.02
63 49 0.00
59 50 0.00
61 49 0.00
70 41 0.00
65 40 0.00
62 37 0.00
64 36 0.00
65 34 0.00
64 45 0.00
63 33 0.00
61 31 0.00
62 33 0.00
56 31 0.00
58 32 0.00
55 30 0.00
56 35 0.00
59 28 0.00
58 29 0.00
57 36 0.00
February 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
60 35 0.00
60 50 1.40
64 53 0.00
62 44 0.09
63 52 0.66
65 41 0.00
68 40 0.00
65 40 0.00
61 40 0.00
65 42 0.00
67 42 0.00
66 42 0.00
74 44 0.00
73 44 0.00
73 44 0.00
69 44 0.00
67 44 0.00
71 39 0.00
73 42 0.00
72 40 0.00
69 44 0.00
65 44 0.00
67 38 0.00
77 38 0.00
78 37 0.00
62 43 0.00
59 43 0.21
61 50 0.69
March 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
58 50 0.50
59 53 0.39
64 52 1.50
61 55 1.38
61 44 0.10
61 35 0.00
66 39 0.00
68 36 0.00
66 40 0.00
53 42 0.85
58 31 0.00
55 46 0.30
58 46 0.88
58 36 0.00
62 38 0.00
62 38 0.00
54 38 0.29
57 39 0.34
57 37 0.00
56 44 0.46
56 43 0.00
58 36 0.00
55 45 0.93
54 40 1.04
51 43 0.43
54 39 1.14
64 35 0.11
65 43 0.00
70 41 0.00
73 42 0.00
68 50 0.00
April 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
61 49 0.05
67 43 0.00
75 42 0.00
73 44 0.00
70 45 0.00
66 45 0.00
67 39 0.00
73 39 0.00
73 39 0.00
72 41 0.00
65 47 0.00
75 42 0.00
71 47 0.00
66 43 0.00
63 42 0.00
64 38 0.00
65 37 0.00
64 42 0.00
66 39 0.00
67 39 0.08
70 51 0.07
68 44 0.00
60 49 0.00
61 49 0.02
61 40 0.02
69 40 0.09
74 44 0.00
79 43 0.00
86 47 0.00
68 46 0.00
May 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
65 44 0.05
58 42 0.00
66 42 0.00
74 44 0.00
76 44 0.00
79 44 0.00
78 50 0.00
72 53 0.00
68 39 0.00
74 40 0.03
74 39 0.00
64 40 0.00
64 49 0.07
74 43 0.00
77 46 0.00
75 48 0.00
67 47 0.00
67 45 0.00
72 40 0.00
72 43 0.00
71 51 0.00
69 52 0.00
80 50 0.00
87 52 0.00
89 50 0.00
76 46 0.00
72 46 0.00
70 50 0.00
66 44 0.00
72 50 0.00
90 54 0.00
June 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
92 54 0.00
74 50 0.00
70 52 0.00
80 48 0.00
83 55 0.00
73 49 0.00
87 47 0.00
84 54 0.00
82 54 0.00
82 51 0.00
82 52 0.00
82 52 0.00
77 49 0.00
80 49 0.00
80 51 0.00
78 48 0.00
78 48 0.00
76 50 0.00
72 49 0.00
75 44 0.00
74 44 0.00
68 49 0.00
70 52 0.00
70 50 0.00
72 51 0.00
69 48 0.00
68 53 0.00
69 57 0.40
76 56 0.00
90 53 0.00
July 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
101 60 0.00
101 63 0.00
89 60 0.00
86 57 0.00
81 53 0.00
75 54 0.00
76 52 0.00
75 53 0.00
71 52 0.00
76 52 0.00
78 54 0.00
77 54 0.00
79 53 0.00
70 53 0.00
78 54 0.00
80 54 0.00
82 56 0.00
74 57 0.00
74 54 0.00
72 54 0.00
78 53 0.00
78 54 0.00
79 55 0.00
75 55 0.00
76 53 0.00
80 54 0.00
78 54 0.00
78 56 0.00
86 54 0.00
84 57 0.00
84 55 0.00
August 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
80 55 0.00
79 52 0.00
74 55 0.00
68 54 0.00
71 55 0.00
78 54 0.00
84 58 0.00
89 55 0.00
86 57 0.00
87 57 0.00
86 55 0.00
81 53 0.00
92 61 0.16
75 66 0.00
78 57 0.00
78 54 0.00
78 55 0.00
76 54 0.00
76 55 0.00
79 54 0.00
80 n/a 0.00
80 54 0.00
85 53 0.00
85 53 0.00
85 51 0.00
71 49 0.00
72 53 0.00
83 53 0.00
86 55 0.00
83 54 0.00
83 54 0.00
September 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
83 58 0.00
100 55 0.00
99 57 0.00
86 55 0.00
83 55 0.00
78 56 0.00
74 59 0.00
73 57 0.00
69 50 0.00
73 49 0.00
78 50 0.00
77 50 0.00
75 51 0.00
72 51 0.00
76 51 0.00
86 50 0.00
89 50 0.00
86 51 0.00
81 53 0.00
73 54 0.00
79 54 0.00
82 49 0.00
89 49 0.00
94 51 0.00
92 57 0.01
78 55 0.00
73 55 0.00
86 55 0.00
96 53 0.00
92 51 0.00
October 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
78 53 0.00
86 53 0.00
94 53 0.00
93 54 0.00
77 52 0.00
77 50 0.00
83 49 0.00
85 47 0.00
93 49 0.00
99 55 0.00
94 59 0.00
86 54 0.00
87 50 0.00
90 52 0.00
87 50 0.00
81 51 0.00
81 51 0.00
83 48 0.00
86 49 0.00
91 57 0.00
90 54 0.00
67 59 0.00
69 38 0.00
67 37 0.00
62 54 0.03
63 55 2.40
65 40 0.04
69 45 0.00
67 52 0.00
67 48 0.00
68 37 0.00
November 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
72 37 0.00
73 40 0.00
74 42 0.00
73 43 0.00
75 43 0.00
79 48 0.00
81 50 0.00
72 57 0.00
69 54 0.00
72 46 0.00
73 45 0.00
73 49 0.00
73 45 0.00
68 40 0.00
66 51 0.00
65 35 0.00
62 50 0.65
62 41 0.12
62 38 0.00
56 47 0.04
66 41 0.00
63 34 0.00
65 36 0.00
65 36 0.00
66 40 0.00
66 39 0.00
64 48 0.03
67 49 0.00
59 36 0.00
63 36 0.00
December 1991 Napa Weather
Day High (°F) Low (°F) Precip. (inches)
66 34 0.00
66 36 0.00
64 34 0.00
61 33 0.00
60 32 0.00
56 40 0.00
59 40 0.17
64 52 0.00
62 34 0.00
61 31 0.00
59 31 0.00
56 32 0.00
51 35 0.00
53 32 0.00
53 34 0.00
49 33 0.00
49 35 0.00
59 47 0.37
56 34 0.00
56 33 0.00
56 30 0.00
55 33 0.00
61 33 0.00
59 33 0.00
56 35 0.00
60 42 0.00
60 47 0.00
53 47 0.94
53 46 0.68
54 46 0.02
57 46 0.00
Weather Station Details
Years Station Coordinates
1999–2024 Napa County Airport location
1901–1998 Napa State Hospital location