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Fort Smith August Weather

Averages and records for weather in Fort Smith, Arkansas in the month of August.

Typical Fort Smith August Weather 1991–2020
Average daily high	93.2 °F
Average daily low	71.3 °F
Average monthly precipitation	3.6 inches
Average monthly snow	none
Daily chance of precipitation	23.3%
Daily chance of snow	0%

Fort Smith August Weather Records 1900–2024
Highest temperature	115 °F	August 3, 2011
Lowest temperature	51 °F	August 29, 1986
Highest daily low	85 °F	August 2, 1934
Lowest daily high	68 °F	August 7, 1997
Hottest average high temperature	101.5 °F	2000
Coldest average high temperature	83.3 °F	1915
Most daily precipitation	5.1 inches	August 6, 1971
Most monthly precipitation	11.7 inches	2019
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
August 1	94.1	72.4	111	60
August 2	94.0	72.3	113	56
August 3	93.9	72.2	115	55
August 4	93.8	72.1	110	54
August 5	93.7	72.0	113	59
August 6	93.6	71.9	111	60
August 7	93.5	71.8	107	59
August 8	93.5	71.8	109	55
August 9	93.4	71.7	109	55
August 10	93.4	71.7	113	58
August 11	93.4	71.6	108	58
August 12	93.3	71.6	107	53
August 13	93.3	71.5	105	51
August 14	93.3	71.4	106	55
August 15	93.3	71.4	106	55
August 16	93.2	71.3	109	53
August 17	93.1	71.2	108	54
August 18	92.9	71.1	104	58
August 19	92.7	71.0	107	57
August 20	92.6	70.9	107	58
August 21	92.5	70.8	106	56
August 22	92.4	70.6	103	54
August 23	92.3	70.4	103	56
August 24	92.2	70.2	104	58
August 25	91.9	70.0	106	54
August 26	91.7	69.8	106	55
August 27	91.6	69.5	105	58
August 28	91.4	69.3	106	52
August 29	91.2	69.2	105	51
August 30	91.0	69.0	107	52
August 31	90.8	68.8	108	51

Weather Station Details

Years	Station	Coordinates
1945–2024	Fort Smith Regional Airport	location
1900–1945	Fort Smith	location