As of 06:46 EDT

Jacksonville, FL weather in September

77°

Jacksonville, Sunday, 9 August, 06:46

Mostly clear. Feels like 79°. High 93°, low 73°.

Pressure30.06 inHg

Wind2.8 mph S

Humidity96%

Visibility6.2 mi

Dew point76°

See detailed hourly forecast

In September, Jacksonville, FL averages a high of 84.1° and a low of 72.8°. About 4.9 inches of precipitation fall over the month (17 wet days). The record high is 96.8° (1999) and the record low 53.4° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	85.8°	74.7°	72%	91.9° (1970)	69.1° (1966)
2	85.5°	74.3°	72%	91.8° (1970)	66.7° (1999)
3	85.5°	74.1°	60%	93.2° (1999)	68.2° (1999)
4	85.5°	73.9°	58%	94.1° (1999)	68.9° (1998)
5	85.3°	73.9°	58%	96.8° (1999)	67.8° (2023)
6	85.1°	73.9°	63%	93.7° (2023)	68.4° (1994)
7	84.7°	73.6°	65%	92.8° (1983)	68.7° (1997)
8	84.4°	73.4°	70%	93.9° (1990)	66.4° (1972)
9	84.7°	73.6°	58%	92.1° (1990)	68° (1997)
10	84.7°	73.6°	50%	92.1° (2010)	69.8° (1963)
11	84.7°	73.4°	55%	92.8° (2010)	68° (2005)
12	84.4°	73.4°	68%	93.7° (2010)	67.1° (2003)
13	84.4°	73.2°	53%	91.4° (2005)	68° (2017)
14	84.9°	72.9°	52%	93.2° (2018)	62.1° (1964)
15	84.7°	73°	48%	94.8° (1972)	63.9° (1976)
16	85.1°	73.4°	52%	94.1° (1972)	62.6° (2001)
17	84.4°	72.9°	58%	92.5° (1972)	61.7° (1967)
18	84°	72.9°	60%	91.8° (1972)	64.9° (1981)
19	83.5°	72.3°	57%	92.3° (1972)	57.9° (1981)
20	83.5°	72.3°	47%	89.8° (1997)	58.5° (1981)
21	83.8°	72.7°	53%	93.4° (1997)	64.2° (2006)
22	83.7°	72.3°	40%	95.7° (1990)	63.9° (1983)
23	83.1°	71.4°	47%	92.1° (2025)	61.3° (1982)
24	82.9°	71.2°	47%	91.9° (2006)	62.4° (2021)
25	83.3°	71.2°	48%	92.1° (2025)	61° (2008)
26	83.3°	71.8°	52%	92.3° (1980)	61.9° (1975)
27	82.8°	71.6°	47%	91.4° (2018)	61.7° (1975)
28	82.9°	71.1°	48%	91.6° (1986)	60.1° (1962)
29	81.7°	70.7°	52%	89.2° (1972)	57.2° (1962)
30	81.3°	70.2°	40%	89.1° (1980)	53.4° (1967)