Mahi-Mahi water temperature at Northeast Florida Offshore & St. Augustine.
Typical May SST in Northeast Florida Offshore & St. Augustine is 76–82°F. Mahi-Mahi prefer 72–82°F with peak activity in 75–80°F.
Mahi-Mahi SST threshold
Year-round overlap with Northeast Florida Offshore & St. Augustine SST
Where the Northeast Florida Offshore & St. Augustine typical monthly SST band overlaps with mahi-mahi's preferred and optimal ranges, the species is in range.
| Month | Zone SST | Status |
|---|---|---|
| Jan | 64–72°F | Outside |
| Feb | 64–70°F | Outside |
| Mar | 66–74°F | Fishable |
| Apr | 72–78°F | Peak |
| Maynow | 76–82°F | Peak |
| Jun | 80–84°F | Fishable |
| Jul | 82–86°F | Outside |
| Aug | 82–86°F | Outside |
| Sep | 80–84°F | Fishable |
| Oct | 76–82°F | Peak |
| Nov | 70–76°F | Fishable |
| Dec | 66–72°F | Outside |
May, October
Use SST imagery to find 75–80°F water adjacent to a temperature break of at least 2°F. Run weed lines and color changes. Look for birds working bait above the surface — mahi push bait up.
These ranges are climatological norms. Actual SST varies year over year — get an SST satellite shot the day before you run.
Live SST imagery for Northeast Florida Offshore & St. Augustine.
Bield: Fish overlays current NOAA CoastWatch SST onto your chartplotter view and alerts you when Northeast Florida Offshore & St. Augustine hits mahi-mahi's optimal 75–80°F window.