Riverside Weather in 2003

Historical record of Riverside, California weather for the year 2003 based on NOAA data.
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2003 Riverside Weather Extremes
Highest temperature 106 °F September 21
Lowest temperature 28 °F December 28
Highest daily low 72 °F September 5
Lowest daily high 56 °F December 26
Most daily precipitation 2.0 inches March 15
Total annual precipitation 10.3 inches -
Highest Temperatures in Riverside in 2003
Rank Temperature Date
1 106 °F Sep 21
1 106 °F Aug 14
3 105 °F Aug 10
3 105 °F May 28
5 104 °F Sep 22
5 104 °F Aug 12
7 103 °F Oct 21
7 103 °F Sep 4
7 103 °F Aug 13
7 103 °F Aug 9
Lowest Temperatures in Riverside in 2003
Rank Temperature Date
1 28 °F December 28
2 30 °F December 27
3 31 °F December 29
3 31 °F December 12
5 32 °F February 6
6 33 °F December 26
6 33 °F December 14
6 33 °F November 24
9 35 °F December 10
9 35 °F December 3
January 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
70 37 0.00
76 43 0.00
81 44 0.00
82 41 0.00
85 45 0.00
72 60 0.00
80 59 0.00
62 46 0.01
64 47 0.00
60 42 0.00
65 46 0.00
68 40 0.00
78 37 0.00
74 37 0.00
77 41 0.00
81 48 0.00
85 44 0.00
80 45 0.00
76 40 0.00
68 47 0.00
66 48 0.00
66 44 0.00
71 46 0.00
80 41 0.00
84 46 0.00
84 48 0.00
101 50 0.00
93 47 0.00
n/a 45 0.00
95 48 0.00
93 52 0.00
February 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
79 48 0.00
70 46 0.00
72 47 0.00
70 38 0.00
64 37 0.00
68 32 0.00
65 37 0.00
66 41 0.00
69 37 0.00
71 42 0.00
60 48 0.95
57 53 0.94
61 53 0.74
67 52 0.00
63 46 0.01
65 50 0.00
66 50 0.00
66 44 0.00
66 43 0.00
70 45 0.00
74 40 0.00
69 41 0.00
61 48 0.00
62 53 0.00
56 46 1.29
59 46 0.28
58 47 0.06
63 43 0.00
March 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
62 40 0.00
65 42 0.00
59 39 0.00
56 43 0.05
66 39 0.00
68 38 0.00
70 38 0.00
72 39 0.00
79 42 0.00
78 40 0.00
76 45 0.00
78 44 0.00
77 47 0.00
69 54 0.00
58 52 1.99
65 51 0.90
66 44 0.01
71 39 0.00
70 38 0.00
65 41 0.00
77 42 0.00
78 44 0.00
74 44 0.00
63 50 0.00
83 47 0.00
80 46 0.00
76 50 0.00
73 49 0.00
77 45 0.00
87 44 0.00
87 45 0.00
April 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
77 43 0.00
64 49 0.00
63 40 0.00
64 38 0.00
65 38 0.00
69 36 0.00
81 40 0.00
86 44 0.00
86 45 0.00
78 49 0.00
73 47 0.00
73 53 0.00
71 56 0.03
59 46 1.34
64 45 0.06
69 40 0.00
62 42 0.00
66 47 0.00
76 42 0.00
78 46 0.00
66 49 0.00
61 47 0.00
65 46 0.00
71 49 0.00
70 46 0.00
73 46 0.00
72 44 0.00
71 45 0.00
68 42 0.00
69 42 0.00
May 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
72 43 0.00
69 44 0.07
68 50 0.12
68 50 0.00
70 44 0.00
70 53 0.00
68 52 0.00
68 47 0.00
70 46 0.00
77 39 0.00
82 44 0.00
86 46 0.00
75 58 0.00
71 52 0.00
76 50 0.00
87 50 0.00
83 56 0.00
79 54 0.00
89 51 0.00
97 54 0.00
100 55 0.00
94 57 0.00
84 54 0.00
72 55 0.00
75 56 0.00
83 54 0.00
99 54 0.00
105 59 0.00
88 60 0.00
86 60 0.00
86 58 0.00
June 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
89 56 0.00
85 57 0.00
77 60 0.00
79 59 0.00
73 61 0.00
73 59 0.00
78 60 0.00
76 59 0.00
70 59 0.00
75 57 0.00
77 54 0.00
75 54 0.00
81 59 0.00
89 54 0.00
89 56 0.00
88 56 0.00
89 59 0.00
82 62 0.00
70 60 0.00
69 58 0.03
70 58 0.00
70 59 0.00
74 60 0.00
80 58 0.00
99 53 0.00
101 55 0.00
93 57 0.00
91 57 0.00
94 57 0.00
97 59 0.00
July 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
98 60 0.00
98 62 0.00
98 62 0.00
99 58 0.00
99 61 0.00
92 61 0.00
90 61 0.00
90 59 0.00
92 60 0.00
95 63 0.00
100 67 0.00
98 63 0.00
98 64 0.00
99 65 0.00
100 65 0.00
102 68 0.00
95 68 0.00
92 72 0.00
96 67 0.00
98 66 0.00
98 67 0.00
87 67 0.00
97 62 0.00
91 64 0.00
94 64 0.00
92 64 0.00
92 64 0.00
92 64 0.05
96 68 0.09
95 67 0.00
92 67 0.00
August 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
92 65 0.00
91 62 0.00
91 61 0.00
94 61 0.00
96 57 0.00
93 56 0.00
99 60 0.00
101 62 0.00
103 66 0.00
105 67 0.00
102 64 0.00
104 65 0.00
103 63 0.00
106 65 0.00
101 68 0.00
100 67 0.00
101 65 0.00
98 66 0.00
98 64 0.00
96 66 0.00
91 67 0.00
88 62 0.00
96 60 0.00
n/a n/a 0.00
n/a n/a 0.00
99 69 0.00
97 67 0.00
96 66 0.00
96 61 0.00
92 62 0.00
95 63 0.00
September 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
93 64 0.00
98 63 0.00
95 66 0.00
103 66 0.00
102 72 0.00
99 67 0.00
96 62 0.00
89 61 0.00
81 59 0.00
84 59 0.00
96 58 0.00
92 58 0.00
87 59 0.00
92 60 0.00
93 59 0.00
91 56 0.00
87 55 0.00
94 55 0.00
96 57 0.00
96 57 0.00
106 60 0.00
104 58 0.00
99 56 0.00
82 60 0.00
90 58 0.00
90 57 0.00
92 57 0.00
84 58 0.00
91 58 0.00
90 61 0.00
October 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
85 57 0.00
80 54 0.00
72 55 0.00
81 53 0.00
83 52 0.00
84 59 0.00
85 58 0.00
90 60 0.00
80 57 0.00
75 58 0.00
90 60 0.00
93 56 0.00
96 56 0.00
91 55 0.00
85 55 0.00
90 51 0.00
97 54 0.00
100 60 0.00
98 58 0.00
101 57 0.00
103 56 0.00
99 56 0.00
99 52 0.00
98 55 0.00
94 50 0.00
90 59 0.00
93 52 0.00
86 51 0.00
77 50 0.00
71 51 0.00
66 44 0.00
November 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
65 47 0.15
65 41 0.00
58 45 0.04
64 45 0.00
66 40 0.00
72 45 0.00
74 44 0.00
76 46 0.00
69 55 0.00
74 56 0.00
75 51 0.00
65 49 0.42
67 45 0.01
69 43 0.00
62 47 0.18
64 46 0.03
63 42 0.00
82 41 0.00
85 45 0.00
73 43 0.00
61 46 0.00
62 40 0.00
69 43 0.00
66 33 0.00
65 40 0.00
63 40 0.00
72 39 0.00
74 49 0.00
77 44 0.00
75 39 0.00
December 2003 Riverside Weather
Day High (°F) Low (°F) Precip. (inches)
70 39 0.00
71 38 0.00
76 35 0.00
77 37 0.00
77 41 0.00
72 40 0.00
62 51 0.04
67 46 0.00
71 38 0.00
62 35 0.00
58 38 0.00
62 31 0.00
64 36 0.00
59 33 0.00
65 36 0.00
67 39 0.00
74 49 0.00
81 44 0.00
75 39 0.00
65 44 0.00
64 42 0.00
74 40 0.00
62 42 0.00
62 42 0.12
63 48 0.26
56 33 0.00
57 30 0.00
62 28 0.00
58 31 0.00
68 43 0.00
65 36 0.00
Weather Station Details
Years Station Coordinates
1999–2024 Riverside Municipal Airport location
1893–1998 Riverside Fire Station location