Riverside CA Recent October Temperatures, Rainfall

The numbers here describe what the October weather in Riverside, California was like for every year since 2010. A series of tables gives October data by year for temperature and precipitation.

They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. That's followed by how many hot days occurred each October. Then there's information on how much rain actually landed this month during recent years, as well as how often Riverside had wet weather.

The climate data come from weather measurements made at the Riverside Municipal Airport.

Temperature

October temperature averages by year in Riverside
High °F	Low °F	Year	High °C	Low °C
86	57	2023	30	14
84	58	2022	29	15
81	54	2021	27	12
88	59	2020	31	15
86	54	2019	30	12
82	57	2018	28	14
88	58	2017	31	14
83	58	2016	28	14
87	63	2015	31	17
87	59	2014	31	15
80	53	2013	27	12
84	58	2012	29	15
84	55	2011	29	13
–	–	2010	–	–

Number of days in October when the temperature in Riverside rose to at least 70 or 90 degrees Fahrenheit
Year	70 °F 21 °C	90 °F 32 °C
2023	31	13
2022	31	7
2021	29	7
2020	29	15
2019	30	11
2018	30	4
2017	31	16
2016	30	10
2015	30	11
2014	31	11
2013	26	3
2012	28	8
2011	28	10
2010	–	–

Rain

This table gives the total precipitation that fell on Riverside during October in each year from 2010. The number of days with precipitation counts the days when rainfall amounted to 0.01 inches (0.3 millimeters) or more.

Total rainfall for October in Riverside
Days	Year	Inches	Millimetres
1	2023	0.0	0
2	2022	0.2	5
3	2021	0.3	7
0	2020	0.0	0
0	2019	0.0	0
4	2018	1.1	28
0	2017	0.0	0
4	2016	1.0	24
3	2015	0.2	5
0	2014	0.0	0
2	2013	0.3	8
1	2012	0.2	6
3	2011	0.5	13
8	2010	0.3	8

Riverside - Recent October Temperatures and Rainfall

Temperature

Rain

Reference

More on Weather in Riverside