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Fairfield October Weather

Averages and records for weather in Fairfield, Illinois in the month of October.

Typical Fairfield October Weather 1991–2020
Average daily high	69.5 °F
Average daily low	45.5 °F
Average monthly precipitation	3.8 inches
Average monthly snow	0.1 inches
Daily chance of precipitation	26.3%
Daily chance of snow	0.48%

Fairfield October Weather Records 1895–2024
Highest temperature	96 °F	October 7, 2007
Lowest temperature	19 °F	October 24, 1981
Highest daily low	74 °F	October 5, 1941
Lowest daily high	37 °F	October 30, 1993
Hottest average high temperature	81.3 °F	1963
Coldest average high temperature	59.8 °F	1925
Most daily precipitation	6.5 inches	October 27, 1919
Most monthly precipitation	16.0 inches	1919
Most daily snow	2.5 inches	October 30, 1993
Most monthly snow	3.5 inches	1925

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
October 1	76.3	50.8	95	32
October 2	75.8	50.4	95	30
October 3	75.3	49.9	94	29
October 4	74.8	49.5	95	29
October 5	74.3	49.1	95	29
October 6	73.9	48.6	94	30
October 7	73.5	48.3	96	28
October 8	73.2	48.0	96	28
October 9	72.9	47.7	93	27
October 10	72.4	47.4	93	27
October 11	72.0	47.0	93	28
October 12	71.6	46.7	90	26
October 13	71.0	46.4	92	21
October 14	70.5	46.2	92	25
October 15	70.0	45.9	91	26
October 16	69.6	45.6	90	26
October 17	69.1	45.3	89	25
October 18	68.6	44.9	90	24
October 19	68.0	44.4	89	23
October 20	67.4	44.1	91	25
October 21	66.9	43.7	89	19
October 22	66.4	43.4	92	20
October 23	65.8	43.1	89	26
October 24	65.3	42.7	87	19
October 25	64.8	42.3	90	26
October 26	64.4	42.0	90	20
October 27	63.9	41.6	88	26
October 28	63.4	41.2	88	21
October 29	62.8	40.8	83	19
October 30	62.2	40.4	88	20
October 31	61.7	40.0	88	20

Weather Station Details

Years	Station	Coordinates
1895–2024	Fairfield Radio WFIW	location