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Fort Pierce September Weather

Averages and records for weather in Fort Pierce, Florida in the month of September.

Typical Fort Pierce September Weather 1991–2020
Average daily high	88.5 °F
Average daily low	73.1 °F
Average monthly precipitation	8.0 inches
Average monthly snow	none
Daily chance of precipitation	50.4%
Daily chance of snow	0%

Fort Pierce September Weather Records 1901–2024
Highest temperature	99 °F	September 1, 1998
Lowest temperature	59 °F	September 29, 1998
Highest daily low	82 °F	September 10, 2008
Lowest daily high	76 °F	September 30, 1984
Hottest average high temperature	91.5 °F	1987
Coldest average high temperature	84.6 °F	1940
Most daily precipitation	13.9 inches	September 10, 2017
Most monthly precipitation	25.7 inches	2017
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	89.5	73.6	99	68
September 2	89.4	73.6	96	68
September 3	89.3	73.6	96	67
September 4	89.3	73.5	96	68
September 5	89.2	73.5	96	65
September 6	89.2	73.4	96	66
September 7	89.1	73.4	96	65
September 8	89.1	73.4	97	64
September 9	89.0	73.4	96	65
September 10	89.0	73.4	95	66
September 11	88.9	73.4	96	65
September 12	88.9	73.3	96	65
September 13	88.7	73.3	96	68
September 14	88.7	73.2	99	67
September 15	88.6	73.1	95	68
September 16	88.5	73.1	95	67
September 17	88.4	73.0	95	68
September 18	88.3	72.9	96	67
September 19	88.2	72.9	95	65
September 20	88.1	72.8	93	60
September 21	88.0	72.7	94	65
September 22	88.0	72.6	96	66
September 23	87.9	72.6	94	65
September 24	87.8	72.5	95	64
September 25	87.7	72.5	95	62
September 26	87.6	72.4	94	60
September 27	87.5	72.3	94	62
September 28	87.5	72.2	95	64
September 29	87.4	72.1	94	59
September 30	87.3	72.0	94	64

Weather Station Details

Years	Station	Coordinates
1901–2024	Ft Pierce	location