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Climate Statistics · City

Normal high in August in Key West

1991–2020 · 1 data point 215 of 391 · Towns of Florida Updated Oct 23, 2026
Climate · Key West

Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 1991–2020

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Overview 7 figures People 21 figures Economy 20 figures Housing 8 figures Education 10 figures Tourism 3 figures Climate 8 figures
Latest value · 1991–2020 91 °F
Towns of Florida · 2020 215 of 391 Place 1 is the highest value.
Weather through the year long-term average 1991–2020 · Key West Intl Ap weather station, 4 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.

Highest first Lowest first A–Z
#TerritoryNormal high in August
90 Alva 91 °F
63 Anna Maria 92 °F
329 Apalachicola 89 °F
134 Apollo Beach 91 °F
349 Atlantic Beach 89 °F
281 Atlantis 90 °F
20 Ave Maria 92 °F
22 Aventura 92 °F
5 Bagdad 93 °F
379 Bal Harbour 88 °F
124 Baldwin 91 °F
380 Bay Harbor Islands 88 °F
200 Bay Pines 91 °F
146 Bayonet Point 91 °F
64 Bayshore Gardens 92 °F
326 Bell 90 °F
15 Belle Glade 92 °F
201 Belleair 91 °F
202 Belleair Beach 91 °F
203 Belleair Bluffs 91 °F
135 Bellview 91 °F
242 Beverly Hills 90 °F
310 Big Pine Key 90 °F
381 Biscayne Park 88 °F
104 Bloomingdale 91 °F
…
214 Kenneth City 91 °F
371 Key Biscayne 89 °F
265 Key Largo 90 °F
215 Key West 91 °F
289 Lake Clarke Shores 90 °F
254 Lake Helen 90 °F
110 Lake Magdalene 91 °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.