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Climate
Statistics · City
Normal high in August in Merritt Island
1991–2020 · 1 data point
359 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
89 °F
Towns of Florida · 2020
359 of 391
Place 1 is the highest value.
Weather through the year long-term average 1991–2020 · Titusville 7 E weather station, 28 km away
70°
50°
Jan
73°
52°
Feb
75°
56°
Mar
80°
60°
Apr
84°
66°
May
87°
71°
Jun
89°
73°
Jul
89°
74°
Aug
87°
72°
Sep
82°
67°
Oct
76°
60°
Nov
72°
55°
Dec
2.3
2.4
3.2
2.0
2.9
6.9
5.8
6.0
7.2
5.2
2.5
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 | Crystal Springs | 94 °F | |
| 2 | Dover | 94 °F | |
| 3 | Plant City | 94 °F | |
| 4 | Valrico | 94 °F | |
| 5 | Bagdad | 93 °F | |
| 6 | Chokoloskee | 93 °F | |
| 7 | Milton | 93 °F | |
| 8 | DeBary | 92 °F | |
| 9 | Deltona | 92 °F | |
| 10 | Grove City | 92 °F | |
| 11 | North Port | 92 °F | |
| 12 | Orange City | 92 °F | |
| 13 | Port Charlotte | 92 °F | |
| 14 | Punta Gorda | 92 °F | |
| 15 | Belle Glade | 92 °F | |
| 16 | South Bay | 92 °F | |
| 17 | Canal Point | 92 °F | |
| 18 | Pahokee | 92 °F | |
| 19 | Florida City | 92 °F | |
| 20 | Ave Maria | 92 °F | |
| 21 | Immokalee | 92 °F | |
| 22 | Aventura | 92 °F | |
| 23 | Cooper City | 92 °F | |
| 24 | Davie | 92 °F | |
| 25 | Fellsmere | 92 °F | |
| … | |||
| 356 | Cedar Key | 89 °F | |
| 357 | Chiefland | 89 °F | |
| 358 | Cocoa | 89 °F | |
| 359 | Merritt Island | 89 °F | |
| 360 | Mexico Beach | 89 °F | |
| 361 | Mims | 89 °F | |
| 362 | Otter Creek | 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
Merritt Island in numbers
Average daily high
80 °F
1991–2020
Average daily low
63 °F
1991–2020
Normal annual rainfall
48.6 in
1991–2020
Days at 90 °F (32 °C) or hotter
42
1991–2020
Days with 0.1 in (2.5 mm) of rain or more
70
1991–2020
Average annual temperature
74 °F
2025 · Brevard County
Annual precipitation
47.7 in
2025 · Brevard County
CO₂ emissions per person
13.6
2024 · United States