As of 08:11 PDT

South Whittier, CA weather in September

73°

South Whittier, Sunday, 9 August, 08:11

Mostly clear. Feels like 74°. High 97°, low 72°.

Pressure29.88 inHg

Wind3.4 mph SW

Humidity81%

Visibility6.2 mi

Dew point68°

See detailed hourly forecast

In September, South Whittier, CA averages a high of 85.3° and a low of 63.3°. About 0.4 inches of precipitation fall over the month (1 wet days). The record high is 113.5° (2024) and the record low 50.7° (1978). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	87.8°	65.3°	3%	104.5° (2002)	57.7° (1973)
2	88.5°	65.7°	5%	104.4° (1982)	58.3° (1964)
3	88.7°	65.7°	5%	108° (1988)	57.9° (1961)
4	89.4°	65.7°	3%	109.4° (1988)	58.1° (1999)
5	89.1°	65.7°	3%	108.1° (2024)	57.4° (1973)
6	88.9°	65.7°	3%	113.5° (2024)	56.7° (1970)
7	88.3°	65.1°	2%	103.5° (2024)	57.2° (1965)
8	87.6°	65.1°	0%	109.4° (2024)	56.8° (1965)
9	86.5°	64.8°	3%	105.6° (2024)	57.6° (1962)
10	85.1°	64.2°	7%	102.4° (1983)	57.4° (2010)
11	84.6°	63.5°	5%	104° (1983)	56.1° (1985)
12	84.4°	63.1°	2%	107.8° (1971)	54.5° (1972)
13	83.5°	63°	2%	109.6° (1971)	56.5° (1966)
14	84.2°	62.6°	3%	101.1° (2014)	55.6° (1966)
15	84°	62.8°	3%	104° (1979)	55.6° (1966)
16	83.8°	63°	3%	103.1° (2014)	55.9° (1986)
17	83.5°	62.6°	2%	98.2° (1984)	55° (2006)
18	82.9°	62.2°	3%	101.5° (1984)	55° (1993)
19	82.4°	62.1°	3%	102.6° (1984)	50.7° (1978)
20	82°	61.7°	7%	99.3° (2015)	51.4° (1978)
21	83.3°	61.7°	0%	99.3° (2021)	52.3° (1965)
22	84.9°	61.9°	3%	97.7° (1992)	53.2° (1968)
23	85.5°	61.9°	3%	101.8° (1975)	54.5° (1986)
24	85.5°	62.1°	3%	104.4° (1978)	55.2° (1998)
25	84.7°	62.2°	5%	103.8° (1963)	55.6° (1986)
26	83.7°	62.6°	5%	104.9° (1963)	55° (1970)
27	83.8°	61.9°	0%	107.1° (2010)	51.8° (2013)
28	83.8°	61.9°	3%	105.8° (1963)	53.2° (2013)
29	83.7°	61.9°	5%	102.2° (1963)	51.4° (1965)
30	84.2°	61.5°	3%	108.5° (2020)	53.4° (1965)