Weather in Jacksonville in August
In an average August, Jacksonville sees a daily high around 90°F and a low around 75°F, based on 1980–2026 of local climate records.
| Average high | 90°F |
|---|---|
| Typical high range | 85°F to 95°F |
| Average low | 75°F |
| Typical low range | 72°F to 77°F |
| Average daily precipitation | 0.20 in |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
104°F
1999-08-02
Lowest
76°F
1985-08-31
Low
Highest
81°F
2023-08-10
Lowest
65°F
2014-08-28
Feels-like
Highest
159°F
1999-08-02
Lowest
76°F
1985-08-31
Humidity
Highest
26.2 g/m³
2019-08-10
Lowest
15.0 g/m³
2002-08-08
Wind
Highest
27 mph
2023-08-30
Lowest
3 mph
1984-08-18
Gust
Highest
56 mph
2023-08-30
Lowest
9 mph
2013-08-28
Precip
Wettest
11.67 in
2025
Driest
2.90 in
1984
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