Riverside Weather in 1991

Historical record of Riverside, California weather for the year 1991 based on NOAA data.
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1991 Riverside Weather Extremes
Highest temperature 106 °F October 10
Lowest temperature 33 °F December 2
Highest daily low 71 °F August 13
Lowest daily high 54 °F March 27
Most daily precipitation 2.5 inches February 28
Most daily snow none -
Total annual precipitation 11.8 inches -
Total annual snow none -
Highest Temperatures in Riverside in 1991
Rank Temperature Date
1 106 °F Oct 10
2 105 °F Oct 2
2 105 °F Aug 23
4 104 °F Oct 1
4 104 °F Sep 24
6 103 °F Oct 9
7 102 °F Sep 17
8 101 °F Oct 19
8 101 °F Oct 11
8 101 °F Oct 7
Lowest Temperatures in Riverside in 1991
Rank Temperature Date
1 33 °F December 2
1 33 °F January 30
3 34 °F March 16
3 34 °F January 23
5 35 °F December 3
6 36 °F November 29
6 36 °F March 26
6 36 °F January 31
6 36 °F January 24
10 37 °F December 31
10 37 °F December 26
10 37 °F December 25
10 37 °F March 8
10 37 °F January 25
January 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
78 39 0.00
68 45 0.00
64 51 0.63
59 51 0.84
66 53 0.01
66 43 0.00
65 49 0.00
62 42 0.00
56 49 0.28
66 38 0.00
73 41 0.00
76 42 0.00
80 44 0.00
79 47 0.00
75 43 0.00
69 53 0.00
73 53 0.00
76 44 0.00
77 39 0.00
77 39 0.00
66 48 0.00
68 39 0.00
71 34 0.00
69 36 0.00
71 37 0.00
68 38 0.00
65 39 0.00
60 38 0.00
69 40 0.00
76 33 0.00
79 36 0.00
February 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
80 46 0.00
71 38 0.00
73 41 0.00
85 41 0.00
77 48 0.00
79 45 0.00
83 47 0.00
82 45 0.00
85 43 0.00
86 43 0.00
85 46 0.00
80 n/a 0.00
82 46 0.00
91 46 0.00
91 46 0.00
69 55 0.00
68 51 0.00
73 48 0.00
82 48 0.00
85 43 0.00
87 45 0.00
81 44 0.00
76 45 0.00
n/a n/a 0.00
84 43 0.00
73 48 0.00
71 53 0.53
60 50 2.45
March 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
63 52 1.28
68 46 0.02
72 43 0.00
73 44 0.00
68 53 0.22
68 47 0.00
71 41 0.00
77 37 0.00
72 41 0.00
69 45 0.00
62 43 0.15
68 38 0.00
63 43 0.26
63 38 0.03
57 45 0.05
61 34 0.00
69 38 0.00
71 41 0.00
65 45 0.60
55 44 0.77
58 42 0.24
65 40 0.00
65 42 0.00
62 42 0.00
59 47 0.30
57 36 0.29
54 42 1.44
67 38 0.02
68 48 0.00
80 45 0.00
78 45 0.00
April 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
n/a 50 0.03
73 46 0.00
87 46 0.00
91 48 0.00
90 52 0.00
82 50 0.00
73 55 0.00
84 53 0.00
87 48 0.00
83 49 0.00
74 45 0.00
74 41 0.00
75 43 0.00
77 45 0.00
73 47 0.00
72 46 0.00
67 47 0.00
72 46 0.00
73 48 0.00
72 49 0.00
69 53 0.07
68 52 0.00
68 54 0.00
69 55 0.00
69 54 0.00
74 48 0.00
82 48 0.00
86 56 0.00
87 50 0.00
87 50 0.00
May 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
n/a 54 0.00
70 46 0.00
71 46 0.00
87 46 0.00
94 51 0.00
94 51 0.00
92 58 0.00
89 59 0.00
77 55 0.00
67 48 0.13
73 47 0.03
79 47 0.00
78 50 0.00
76 53 0.00
88 50 0.00
85 53 0.00
79 56 0.00
73 47 0.00
75 47 0.00
77 48 0.00
77 48 0.00
76 53 0.00
84 52 0.00
89 54 0.00
85 54 0.00
79 53 0.00
73 55 0.00
79 52 0.00
78 54 0.00
75 56 0.00
74 53 0.00
June 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
76 54 0.00
82 52 0.00
88 55 0.00
87 55 0.00
81 56 0.00
86 57 0.00
88 52 0.00
85 53 0.00
89 53 0.00
88 56 0.00
84 58 0.00
85 58 0.00
82 58 0.00
83 58 0.00
83 53 0.00
88 54 0.00
94 57 0.00
89 59 0.00
83 58 0.00
83 54 0.00
82 55 0.00
83 59 0.00
83 54 0.00
83 54 0.00
81 58 0.00
84 55 0.00
83 57 0.00
81 57 0.00
84 60 0.00
96 56 0.00
July 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
96 61 0.00
93 62 0.00
94 61 0.00
89 61 0.00
99 61 0.00
96 67 0.00
93 65 0.00
89 66 0.01
88 63 0.00
87 59 0.00
89 60 0.00
91 60 0.00
94 60 0.00
96 60 0.00
91 61 0.00
96 58 0.00
86 61 0.00
86 59 0.00
78 62 0.00
81 60 0.00
86 56 0.00
89 59 0.00
91 62 0.00
89 61 0.00
87 63 0.00
90 63 0.00
94 60 0.00
99 61 0.00
97 62 0.00
89 66 0.00
87 67 0.02
August 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
92 65 0.00
92 63 0.00
89 63 0.00
85 63 0.00
85 62 0.00
84 60 0.00
94 56 0.00
99 61 0.00
100 62 0.00
94 63 0.00
95 62 0.00
93 69 0.00
93 71 0.00
87 68 0.00
89 63 0.00
92 64 0.00
92 63 0.00
92 63 0.00
92 60 0.00
96 n/a 0.00
100 62 0.00
100 60 0.00
105 68 0.00
97 68 0.00
95 65 0.00
92 63 0.00
89 61 0.00
92 58 0.00
95 57 0.00
98 59 0.00
94 60 0.00
September 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
100 63 0.00
95 63 0.00
98 66 0.00
93 65 0.00
87 66 0.00
87 64 0.00
87 63 0.00
88 57 0.00
80 59 0.00
79 59 0.00
82 54 0.00
82 57 0.00
80 58 0.00
80 60 0.00
90 60 0.00
100 59 0.00
102 59 0.00
92 59 0.00
97 63 0.00
96 66 0.00
96 64 0.00
98 64 0.00
100 70 0.00
104 67 0.00
100 67 0.00
97 66 0.00
96 67 0.00
96 63 0.00
96 61 0.00
99 62 0.00
October 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
104 63 0.00
105 63 0.00
98 63 0.00
93 64 0.00
90 59 0.00
95 58 0.00
101 60 0.00
98 61 0.00
103 62 0.00
106 62 0.00
101 67 0.00
94 64 0.00
94 61 0.00
97 59 0.00
95 58 0.00
93 57 0.00
90 56 0.00
96 56 0.00
101 56 0.00
96 56 0.00
84 61 0.00
74 61 0.00
75 60 0.00
74 54 0.00
71 54 0.00
66 56 0.00
71 47 0.25
72 53 0.00
73 41 0.00
69 46 0.00
76 50 0.00
November 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
82 41 0.00
83 41 0.00
89 46 0.00
91 49 0.00
93 51 0.00
95 53 0.00
92 53 0.00
87 58 0.00
73 54 0.00
74 56 0.00
84 51 0.00
88 55 0.00
87 49 0.00
72 49 0.00
70 41 0.00
70 40 0.00
67 42 0.00
71 51 0.00
76 51 0.00
84 47 0.00
81 45 0.00
77 44 0.00
73 44 0.00
87 42 0.00
88 42 0.00
87 45 0.00
75 43 0.00
65 50 0.00
64 36 0.00
60 44 0.00
December 1991 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
62 47 0.00
66 33 0.00
78 35 0.00
77 43 0.00
72 44 0.00
73 38 0.00
61 40 0.00
66 47 0.00
75 53 0.03
68 58 0.01
67 53 0.04
71 48 0.00
77 40 0.00
77 41 0.00
80 45 0.00
79 44 0.00
70 49 0.00
61 53 0.00
61 48 0.02
67 53 0.00
74 43 0.00
68 57 0.00
73 44 0.00
72 40 0.00
68 37 0.00
73 37 0.00
72 39 0.00
63 47 0.44
56 42 0.13
63 42 0.22
66 37 0.00
Weather Station Details
Years Station Coordinates
1999–2024 Riverside Municipal Airport location
1893–1998 Riverside Fire Station location