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Oroville September Weather

Averages and records for weather in Oroville, California in the month of September.

Typical Oroville September Weather 1991–2020
Average daily high	89.1 °F
Average daily low	54.9 °F
Average monthly precipitation	0.4 inches
Average monthly snow	none
Daily chance of precipitation	3.0%
Daily chance of snow	0%

Oroville September Weather Records 1893–2024
Highest temperature	115 °F	September 2, 1950
Lowest temperature	36 °F	September 25, 1948
Highest daily low	81 °F	September 4, 2019
Lowest daily high	58 °F	September 30, 1930
Hottest average high temperature	99.0 °F	1932
Coldest average high temperature	82.8 °F	1930
Most daily precipitation	2.2 inches	September 12, 1895
Most monthly precipitation	4.3 inches	1895
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	92.1	57.4	108	47
September 2	91.8	57.2	115	49
September 3	91.6	57.0	110	48
September 4	91.4	56.8	112	46
September 5	91.3	56.7	112	44
September 6	91.1	56.5	113	44
September 7	90.9	56.3	111	45
September 8	90.7	56.1	110	41
September 9	90.5	56.0	111	44
September 10	90.2	55.9	110	45
September 11	90.0	55.7	108	44
September 12	89.8	55.6	107	45
September 13	89.5	55.5	106	40
September 14	89.4	55.4	107	40
September 15	89.2	55.3	106	42
September 16	88.9	55.1	108	40
September 17	88.5	54.9	107	39
September 18	88.1	54.6	108	41
September 19	87.8	54.4	105	40
September 20	87.5	54.2	104	41
September 21	87.1	54.0	105	42
September 22	86.7	53.8	107	40
September 23	86.4	53.6	107	36
September 24	86.1	53.3	106	42
September 25	85.9	53.2	103	36
September 26	85.6	53.0	102	36
September 27	85.3	52.8	105	43
September 28	84.9	52.5	102	40
September 29	84.7	52.4	102	42
September 30	84.5	52.2	107	40

Weather Station Details

Years	Station	Coordinates
1953–2024	Oroville	location
1893–1953	Oroville 1 N	location