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Climate
Statistics · City
Normal high in August in Key Largo
1991–2020 · 1 data point
265 of 391 · Towns of Florida
Updated Oct 23, 2026
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 1991–2020
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Latest value · 1991–2020
90 °F
Towns of Florida · 2020
265 of 391
Place 1 is the highest value.
Weather through the year long-term average 1991–2020 · John Pennekamp Sp weather station, 13 km away
76°
63°
Jan
78°
65°
Feb
80°
67°
Mar
83°
71°
Apr
85°
74°
May
88°
77°
Jun
90°
78°
Jul
90°
79°
Aug
89°
78°
Sep
86°
75°
Oct
81°
70°
Nov
78°
66°
Dec
2.1
2.0
2.2
3.3
4.8
7.9
5.8
6.9
8.2
7.9
3.3
2.5
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 | |
|---|---|---|---|
| 391 | Palm Coast | 88 °F | |
| 390 | Flagler Beach | 88 °F | |
| 389 | Bunnell | 88 °F | |
| 388 | Surfside | 88 °F | |
| 387 | North Miami | 88 °F | |
| 386 | North Bay Village | 88 °F | |
| 385 | Miami Shores | 88 °F | |
| 384 | Miami Beach | 88 °F | |
| 383 | Miami | 88 °F | |
| 382 | El Portal | 88 °F | |
| 381 | Biscayne Park | 88 °F | |
| 380 | Bay Harbor Islands | 88 °F | |
| 379 | Bal Harbour | 88 °F | |
| 378 | New Smyrna Beach | 89 °F | |
| 377 | Edgewater | 89 °F | |
| 376 | Jacksonville Beach | 89 °F | |
| 375 | Sunset | 89 °F | |
| 374 | South Miami | 89 °F | |
| 373 | Pinecrest | 89 °F | |
| 372 | Olympia Heights | 89 °F | |
| 371 | Key Biscayne | 89 °F | |
| 370 | Kendall | 89 °F | |
| 369 | Glenvar Heights | 89 °F | |
| 368 | Coral Gables | 89 °F | |
| 367 | Yankeetown | 89 °F | |
| … | |||
| 268 | Dania Beach | 90 °F | |
| 267 | Dade City | 90 °F | |
| 266 | Monticello | 90 °F | |
| 265 | Key Largo | 90 °F | |
| 264 | Vero Beach South | 90 °F | |
| 263 | Port St. Lucie | 90 °F | |
| 262 | Hutchinson Island South | 90 °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
Statistics: Key Largo
Average daily high
84 °F
1991–2020
Average daily low
72 °F
1991–2020
Normal annual rainfall
57.0 in
1991–2020
Days at 90 °F (32 °C) or hotter
47
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