Ramona, CA: September

30 September 2026: September 2026 averaged 72.9°F in Ramona, CA, the warmest September since 2024, 15th warmest of 43.

September 2026

Mean temperature: 72.9°F; Warmest since 2024; 15th warmest of 43
Precipitation: 0.05 in; Driest since 2024; 24th driest of 50

A normal September in Ramona, CA (1991 to 2020): a mean temperature of 71.3°F, between 68.5°F and 74.6°F in eight years of ten and 0.06 in of precipitation, between 0.00 in and 0.58 in in eight years of ten.

The mean temperature of every September in Ramona, CA since 1974: 72.9°F in 2026; the highest is 76.3°F, in 2022.

Normal range, 68.5 to 74.6°F

Every year, ranked, as a table

Every September in Ramona, CA from 1974 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	72.9	15	89.3	15	56.5	11	0.05	26	0
2025	71.7	20	86.7	33	56.6	10	0.62	9	1
2024	73.3	12	91	9	55.5	21	trace	34	0
2023	68.7	37	82.5	40	55	23	0.07	23	0
2022	76.3	1	91.8	6	60.7	1	0.97	6	0
2021	71.2	25	87.5	25	54.9	25	0.03	29	0
2020	73.5	10	94	2	53.1	43	0.00	36	0
2019	71.1	26	87.2	30	54.9	25	0.09	22	0
2018	71.7	20	88.8	17	54.5	31	0.00	36	0
2017	71	27	86	34	56.1	15	0.05	26	0
2016	69.7	35	85.8	35	53.6	39	0.50	12	0
2015	74.6	4	89.4	14	59.9	2	1.30	2	0
2014	74.6	4	90.5	10	58.6	4	0.00	36	0
2013	71.6	22	88.7	18	54.6	28	0.00	36	0
2012	74.6	4	92.3	3	56.8	8	0.03	29	0
2011	70.3	31	87.6	24	53.2	42	0.20	17	1
2010	69.9	34	88.5	19	51.3	49	0.19	19	0
2009	74	7	92.2	4	55.8	17	0.04	28	0
2008	72.8	16	90.2	12	55.3	22	0.00	36	1
2007	68.6	38	85.4	38	51.8	47	0.06	24	0
2006	70.2	33	88.4	21	51.9	46	0.21	16	0
2005	67.3	42	85.8	35	48.8	50	0.15	20	0
2004	70.7	28	87.5	25	53.9	36	trace	34	0
2003	71.3	23	88.5	19	54	35	0.00	36	2
2002	71.9	19	88.1	23	55.8	17	0.26	14	0
2001	70.4	29	87.5	25	53.3	40	0.02	32	0
2000	69.6	36	85.5	37	53.7	38	0.22	15	0
1999	68.2	40	83.5	39	52.8	45	0.14	21	0
1998	67.7	41	81.3	41	54.2	34	0.06	24	0
1997	75.8	2	91.7	7	59.7	3	1.20	3	3
1995	73.6	9	91.4	8	56	16	0.01	33	3
1994	71.3	23	89.1	16	53	44	0.00	36	2
1992	73.4	11	90	13	56.8	8	0.00	36	1
1991	72.4	17	87	31	57.9	5	0.75	8	2
1990					57.3	7	0.00	36	4
1989					54.7	27	0.57	10	7
1988					54.6	28	0.00	36	5
1987					54.6	28	0.03	29	4
1986	64.6	43	77.9	43	51.4	48	1.01	5	3
1985					55	23	0.97	6	5
1983					55.6	20	0.29	13	4
1982	73.2	14	88.2	22	57.7	6	0.53	11	1
1981	73.3	12	90.3	11	56.3	12	0.00	36	1
1980	70.3	31	87.3	29	53.3	40	0.00	36	0
1979	75.1	3	95.7	1	54.5	31	0.00	36	1
1978	72.2	18	87.5	25	56.3	12	1.17	4	1
1977	70.4	29	87	31	53.8	37	0.00	36	0
1976	68.3	39	80.2	42	56.3	12	3.03	1	0
1975					54.4	33	0.20	17	4
1974	73.9	8	91.9	5	55.8	17	0.00	36	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2022	76.3
1997	75.8
1979	75.1
2015	74.6
2014	74.6
2012	74.6
2009	74
1974	73.9
1995	73.6
2020	73.5

Coldest
Year	Mean, °F
1986	64.6
2005	67.3
1998	67.7
1999	68.2
1976	68.3
2007	68.6
2023	68.7
2000	69.6
2016	69.7
2010	69.9

Wettest
Year	Precipitation, in
1976	3.03
2015	1.30
1997	1.20
1978	1.17
1986	1.01
2022	0.97
1985	0.97
1991	0.75
2025	0.62
1989	0.57

Driest
Year	Precipitation, in
2020	0.00
2018	0.00
2014	0.00
2013	0.00
2008	0.00
2003	0.00
1994	0.00
1992	0.00
1990	0.00
1988	0.00
More years share the last value

The hottest, coldest and wettest days

Hottest day: 106°F; 9 September 2026
Coldest night: 44°F; 2 September 2026
Wettest day: 0.03 in; 8 September 2026

Every month, season and year

Months

Seasons

Years

Ramona, CA the day's answers

All-time records

Every answer in words

September 2026 brought 0.05 in of precipitation in Ramona, CA, the driest September since 2024, tied 24th driest of 50 (with 2017).
The hottest day of September 2026 in Ramona, CA: 106°F on Wednesday 9 September 2026.
The coldest night of September 2026 in Ramona, CA: a low of 44°F on Wednesday 2 September 2026.
The wettest day of September 2026 in Ramona, CA: 0.03 in on Tuesday 8 September 2026.