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Statistics · City
Normal high in September in Mayport Naval Station
1991–2020 · 1 data point
33 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
86 °F
Towns of Florida · 2020
33 of 33
Place 1 is the highest value.
Weather through the year long-term average 1991–2020 · Mayport Pilot Stn weather station, 2 km away
64°
47°
Jan
67°
49°
Feb
71°
54°
Mar
77°
60°
Apr
83°
67°
May
88°
73°
Jun
90°
75°
Jul
89°
75°
Aug
86°
73°
Sep
80°
66°
Oct
72°
56°
Nov
66°
50°
Dec
2.9
2.6
3.1
2.5
3.0
6.6
5.4
6.0
6.4
5.0
2.3
2.8
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 September | |
|---|---|---|---|
| 1 | Lithia | 92 °F | |
| 2 | Clair-Mel City | 90 °F | |
| 3 | Parrish | 90 °F | |
| 4 | North Venice | 90 °F | |
| 5 | LAUD LAKES | 90 °F | |
| 6 | Osteen | 90 °F | |
| 7 | East Naples | 90 °F | |
| 8 | South Naples | 90 °F | |
| 9 | Barefoot Bay | 89 °F | |
| 10 | Boca Del Mar | 89 °F | |
| 11 | Naval Air Station Key West | 89 °F | |
| 12 | Sandalfoot Cove | 89 °F | |
| 13 | Lower Sugarloaf Key | 89 °F | |
| 14 | Okaloosa Island | 89 °F | |
| 15 | Sandestin | 89 °F | |
| 16 | Sugarloaf Shores | 89 °F | |
| 17 | Summerland Key | 89 °F | |
| 18 | Toilla Segunda | 89 °F | |
| 19 | Upper Sugarloaf Key | 89 °F | |
| 20 | Duette | 88 °F | |
| 21 | Rosemary Beach | 88 °F | |
| 22 | Seacrest | 88 °F | |
| 23 | Pine Key | 88 °F | |
| 24 | St Lucie West | 88 °F | |
| 25 | Sun City | 88 °F | |
| 26 | Lake Worth Corridor | 88 °F | |
| 27 | St Johns | 88 °F | |
| 28 | Barberville | 88 °F | |
| 29 | Islandia | 87 °F | |
| 30 | Wilbur-By-The-Sea | 87 °F | |
| 31 | Ponte Vedra Beach | 86 °F | |
| 32 | Amelia Island | 86 °F | |
| 33 | Mayport Naval Station | 86 °F |
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 2020
What it means
The typical daytime high in September.
How it is calculated
Average daily maximum in September at the nearest weather station with a long record: 1991–2020, or the latest ten years.
Climate
Mayport Naval Station in numbers
Average daily high
78 °F
1991–2020
Average daily low
62 °F
1991–2020
Normal annual rainfall
48.5 in
1991–2020
Days at 90 °F (32 °C) or hotter
57
1991–2020
Days with 0.1 in (2.5 mm) of rain or more
73
1991–2020
Average annual temperature
70 °F
2025 · Duval County
Annual precipitation
44.8 in
2025 · Duval County
CO₂ emissions per person
13.6
2024 · United States