Single-zone SST guide

Blue Marlin water temperature at Norfolk & Washington Canyons.

  • Makaira nigricans
  • Billfish
  • June: good

Typical June SST in Norfolk & Washington Canyons is 6878°F. Blue Marlin prefer 7286°F with peak activity in 7682°F.

SST threshold

Blue Marlin threshold gauge.

50°55°60°65°70°75°80°85°90°Peak 7682°
Outside toleranceSuboptimalGoodPeak·Dashed line = hard threshold

Year-round overlap

Norfolk & Washington Canyons SST × Blue Marlin range.

Where Norfolk & Washington Canyons typical monthly SST overlaps with blue marlin's preferred and optimal ranges, the species is in range.

Best months

June, July, August, September

MonthZone SSTStatus
Jan4858°FOutside
Feb4856°FOutside
Mar5060°FOutside
Apr5464°FOutside
May6070°FOutside
Junnow6878°FPeak
Jul7282°FPeak
Aug7484°FPeak
Sep7080°FPeak
Oct6472°FOutside
Nov5664°FOutside
Dec5060°FOutside

Best months

July, August, September

Pull big lures and rigged ballyhoo through the warmest available water. Look for bait pods, sargassum, and temperature breaks within the 76–82°F band. Gulf of Mexico oil rigs and Mid-Atlantic canyon edges in summer.

Verify with current SST imagery

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 Norfolk & Washington Canyons.

Bield: Fish overlays current NOAA CoastWatch SST onto your chartplotter view and alerts you when Norfolk & Washington Canyons hits blue marlin's optimal 7682°F window.

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