Weather in Jacksonville, Florida, United States in September
In an average September, Jacksonville sees a daily high around 87°F and a low around 71°F, based on 1981–2026 of local climate records.
| Average high | 87°F |
|---|---|
| Typical high range | 81°F to 93°F |
| Average low | 71°F |
| Typical low range | 67°F to 75°F |
| Average daily precipitation | 0.20 in |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
100°F
2019-09-08
Lowest
69°F
2022-09-29
Low
Highest
78°F
2019-09-04
Lowest
51°F
1981-09-19
Feels-like
Highest
141°F
2019-09-08
Lowest
51°F
1981-09-19
Humidity
Highest
24.7 g/m³
1999-09-28
Lowest
8.5 g/m³
1981-09-19
Wind
Highest
29 mph
2017-09-11
Lowest
3 mph
2021-09-17
Precip
Wettest
15.82 in
2004
Driest
1.82 in
2019
See Jacksonville's live weather grade →
Visiting Jacksonville in September? See how its comfort stacks up against where you live.
Compare Jacksonville with your city →