Riverside May Weather

Averages and records for weather in Riverside, California in the month of May.
Typical Riverside May Weather
1991–2020
Average daily high 80.7 °F
Average daily low 54.7 °F
Average monthly precipitation 0.2 inches
Daily chance of precipitation 5.5%
Riverside May Weather Records
1893–2024
Highest temperature 110 °F May 29, 1984
Lowest temperature 33 °F May 1, 1915
Highest daily low 67 °F May 13, 2013
Lowest daily high 52 °F May 28, 1953
Hottest average high temperature 90.5 °F 1984
Coldest average high temperature 71.5 °F 1906
Most daily precipitation 1.4 inches May 1, 1930
Most monthly precipitation 3.1 inches 1930
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
May 1 79.5 52.6 100 33
May 2 79.6 52.8 104 35
May 3 79.7 53.0 100 34
May 4 79.7 53.2 100 36
May 5 79.8 53.3 103 34
May 6 79.9 53.5 103 36
May 7 80.0 53.6 103 37
May 8 80.1 53.7 104 34
May 9 80.1 53.9 103 35
May 10 80.1 54.0 103 35
May 11 80.0 54.1 104 38
May 12 80.0 54.3 103 37
May 13 80.1 54.3 109 39
May 14 80.2 54.5 105 40
May 15 80.3 54.6 103 41
May 16 80.5 54.7 104 38
May 17 80.7 54.8 103 40
May 18 80.8 55.0 100 40
May 19 80.9 55.1 104 40
May 20 81.1 55.2 108 37
May 21 81.3 55.4 104 36
May 22 81.4 55.5 99 38
May 23 81.5 55.6 99 40
May 24 81.7 55.7 99 39
May 25 81.8 55.9 102 35
May 26 81.9 56.0 101 37
May 27 82.0 56.2 101 38
May 28 82.1 56.3 106 41
May 29 82.2 56.4 110 39
May 30 82.3 56.6 99 41
May 31 82.6 56.6 103 42
Weather Station Details
Years Station Coordinates
1999–2024 Riverside Municipal Airport location
1893–1998 Riverside Fire Station location