Fort Pierce FL Average Temperatures by Month

The numbers here tell you how hot and cold the weather usually is in Fort Pierce, Florida during each month of the year.

The average high and low temperatures are listed below monthly and annually for the St. Lucie County city, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 70, 80 or 90 °F each month in Fort Pierce, scroll down farther. There are also monthly and yearly counts of days with cool weather.

The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1991 to 2020 weather.

10-year temperature averages for Fort Pierce, 2010 to 2019
High °F	Low °F		High °C	Low °C
73	53	January	23	12
75	56	February	24	13
77	58	March	25	14
82	65	April	28	18
85	70	May	29	21
88	73	June	31	23
90	75	July	32	24
90	75	August	32	24
88	74	September	31	23
84	70	October	29	21
79	63	November	26	17
76	60	December	24	16
82	66	Year	28	19

30-year temperature averages for Fort Pierce, 1991 to 2020
High °F	Low °F		High °C	Low °C
72	53	January	22	12
74	55	February	24	13
77	59	March	25	15
81	64	April	27	18
84	69	May	29	21
88	73	June	31	23
89	74	July	32	23
89	75	August	32	24
88	74	September	31	23
84	70	October	29	21
78	62	November	26	17
74	57	December	24	14
82	65	Year	28	19

Days of Hot Weather in Fort Pierce

Over half of summer days at Fort Pierce have temperatures peaking in the 90s Fahrenheit. Spring and fall months also see an occasional day of 90-degree weather.

But it doesn't normally get any hotter. Temperatures topping 100 °F (over 38 °C) typically occur only twice a decade.

Days per month in Fort Pierce of at least 70, 80 or 90 °F
	70 °F 21 °C	80 °F 27 °C	90 °F 32 °C
January	23	6	0
February	23	8	0
March	28	13	1
April	30	22	1
May	31	29	5
June	30	30	11
July	31	31	19
August	31	31	20
September	30	30	10
October	31	29	3
November	28	16	0
December	26	10	0
Year	341	255	70

How Often Fort Pierce Has Cold Temperatures

The temperature at Fort Pierce drops to 40 °F or lower on only ten nights a year. Yet some of those nights can get quite chilly.

The city averages two nights a winter of freezing temperatures. Lows of 20 °F (-8 °C) and below are not normal here. Even after a crisp night, the next day always warms up enough to thaw everything out.

Days per month on average in Fort Pierce when the minimum temperature drops to 40 or 50 °F or lower
	40 °F 4 °C	50 °F 10 °C
January	4	13
February	2	9
March	1	7
April	0	2
May	0	0
June	0	0
July	0	0
August	0	0
September	0	0
October	0	0
November	0	3
December	2	10
Year	10	44

Fort Pierce Temperatures: Averages by Month

Days of Hot Weather in Fort Pierce

How Often Fort Pierce Has Cold Temperatures

References

More on Weather in Florida