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Statistics · City
Normal high in August in Naval Air Station Key West
1991–2020 · 1 data point
14 of 33 · Towns of Florida
Updated Oct 22, 2026
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 1991–2020
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Latest value · 1991–2020
91 °F
Towns of Florida · 2020
14 of 33
Place 1 is the highest value.
Weather through the year long-term average 1991–2020 · Key West Intl Ap weather station, 1 km away
76°
65°
Jan
77°
67°
Feb
80°
69°
Mar
83°
73°
Apr
86°
76°
May
89°
79°
Jun
90°
81°
Jul
91°
80°
Aug
89°
79°
Sep
86°
77°
Oct
81°
72°
Nov
78°
68°
Dec
1.8
1.5
1.5
2.1
3.1
4.2
3.6
5.4
7.2
5.7
2.1
2.2
High and low, °F
Precipitation, inches
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 1991–2020
Ranking · Towns of Florida
2020 · Place 1 is the highest value.
| # | Territory | Normal high in August | |
|---|---|---|---|
| 1 | Lithia | 94 °F | |
| 2 | Osteen | 92 °F | |
| 3 | Barefoot Bay | 92 °F | |
| 4 | LAUD LAKES | 92 °F | |
| 5 | North Venice | 92 °F | |
| 6 | Parrish | 92 °F | |
| 7 | Clair-Mel City | 91 °F | |
| 8 | St Johns | 91 °F | |
| 9 | Toilla Segunda | 91 °F | |
| 10 | East Naples | 91 °F | |
| 11 | South Naples | 91 °F | |
| 12 | Boca Del Mar | 91 °F | |
| 13 | Sandalfoot Cove | 91 °F | |
| 14 | Naval Air Station Key West | 91 °F | |
| 15 | Okaloosa Island | 91 °F | |
| 16 | Sandestin | 91 °F | |
| 17 | Barberville | 90 °F | |
| 18 | St Lucie West | 90 °F | |
| 19 | Duette | 90 °F | |
| 20 | Rosemary Beach | 90 °F | |
| 21 | Seacrest | 90 °F | |
| 22 | Lake Worth Corridor | 90 °F | |
| 23 | Lower Sugarloaf Key | 90 °F | |
| 24 | Sugarloaf Shores | 90 °F | |
| 25 | Summerland Key | 90 °F | |
| 26 | Upper Sugarloaf Key | 90 °F | |
| 27 | Pine Key | 90 °F | |
| 28 | Ponte Vedra Beach | 90 °F | |
| 29 | Sun City | 90 °F | |
| 30 | Wilbur-By-The-Sea | 90 °F | |
| 31 | Amelia Island | 89 °F | |
| 32 | Mayport Naval Station | 89 °F | |
| 33 | Islandia | 89 °F |
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 2020
What it means
The typical daytime high in August.
How it is calculated
Average daily maximum in August at the nearest weather station with a long record: 1991–2020, or the latest ten years.
Climate
Naval Air Station Key West in numbers
Average daily high
84 °F
1991–2020
Average daily low
74 °F
1991–2020
Normal annual rainfall
40.4 in
1991–2020
Days at 90 °F (32 °C) or hotter
56
1991–2020
Days with 0.1 in (2.5 mm) of rain or more
62
1991–2020
Average annual temperature
78 °F
2025 · Monroe County
Annual precipitation
40.4 in
2025 · Monroe County
CO₂ emissions per person
13.6
2024 · United States