Best Time to See Green Sea Turtles in Texas

March, May and June is the best time to see green sea turtles in Texas. Based on 1,331 verified iNaturalist observations, here is exactly when green sea turtles are most active across the year in Texas.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 10, 2026.

Green Sea Turtle photographed in Texas

Green Sea Turtle · Jared Shorma CC BY

Green Sea Turtle photographed in Texas

Green Sea Turtle · Adam Cohen CC BY

Green Sea Turtle photographed in Texas

Green Sea Turtle · Tia Offner CC BY

Photos by iNaturalist observers, reused under the licence each observer chose.
Best months: March, May, June

1,331 verified observations of green sea turtles in Texas, recorded across 12 months of the year on iNaturalist.

When green sea turtles are recorded in Texas

Peak month

March

277 records (20.8% of the year)

Quietest month

January

64 records

MonthObservationsShare
January644.8%
February675%
Marchpeak27720.8%
April997.4%
Maypeak1309.8%
Junepeak1289.6%
July1138.5%
August947.1%
September1118.3%
October886.6%
November806%
December806%

Green Sea Turtles you are most likely to see

SpeciesVerified observations
Green Sea Turtle1,331

Weather to expect, source Open-Meteo

Typical weather in Texas

Recent typical conditions by month, so you can plan a trip around both when green sea turtles are active and what the weather is doing. The best months to look for green sea turtles sit around 49 to 93 degrees Fahrenheit, so pack for that.

MonthAvg highAvg lowRain
Jan60°F39°F0.9"
Feb60°F38°F1"
Marbest time71°F49°F1.7"
Apr78°F56°F1.6"
Maybest time85°F64°F5.1"
Junbest time93°F72°F1.7"
Jul96°F75°F0.9"
Aug96°F75°F1.2"
Sep89°F69°F1.7"
Oct80°F58°F2"
Nov67°F48°F1.1"
Dec64°F44°F1.2"

Typical recent conditions (5-year means) from the Open-Meteo archive, averaged for Texas. Weather varies year to year, so treat these as a guide.

More on green sea turtles in Texas:

Sightings of green sea turtles in Texas peak in March, when 277 of the year's 1,331 verified observations are logged — about 20.8% of the annual total. Activity stays high through March, May and June.

The quietest stretch is January, February and November, when green sea turtles are hardest to find — January sees just 64 records. If a reliable sighting matters, plan around the peak window rather than the off-season.

The green sea turtles you are most likely to encounter in Texas are Green Sea Turtle — the most-recorded species in the state. Each keeps its own seasonal rhythm, but the month-by-month pattern above reflects every reported sighting together.

Where to go

Best places to see green sea turtles in Texas

  • Amistad National Recreation AreaNational Recreation Area
  • Big Bend National ParkNational Park
  • Big Thicket National PreserveNational Preserve
  • Chamizal National MemorialNational Memorial
  • Fort Davis National Historic SiteNational Historic Site
  • Guadalupe Mountains National ParkNational Park

Frequently asked questions

What is the best month to see green sea turtles in Texas?+

March is the single best month, and the broader peak window runs through March, May and June, based on 1,331 verified iNaturalist observations.

When are green sea turtles hardest to see in Texas?+

January is the quietest month for green sea turtles in Texas, with only 64 verified records.

Are green sea turtles active year-round in Texas?+

Green sea turtles are recorded in 12 of 12 months in Texas, so they can be seen year-round, with a clear peak in March.