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Weather on May 31 at Dry Tortugas

Dry Tortugas National Park

FLSoutheast
Avg High88°F
Avg Low78°F
Warmest202489°F
Coldest198477°F

Based on 56 years of data from Key West, FL

Planning Your Visit

May 31st in Dry Tortugas National Park (via Key West, FL) typically brings warm spring weather, with average highs around 88°F and lows near 78°F. Over 56 years of records, the warmest May 31st was in 2024 (89°F average), while the coldest was 1984 (77°F) — a 12°F range across recorded history. Rain or other precipitation has occurred on about 30% of May 31st dates historically, with the wettest May 31st recording 3.2" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.

Planning for May 31st in Dry Tortugas? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202692°F82°F0"--
202595°F78°F0"--
202498°F81°F0"--
202391°F74°F3"--
202287°F76°F0"--
202190°F78°F0"--
202090°F80°F0"--
201991°F82°F0"--
201883°F78°F0"--
201791°F81°F0"--
201688°F77°F0"--
201587°F77°F0"--
201488°F80°F0"--
201384°F75°F0"--
201286°F76°F0.25"--
201185°F74°F0.25"--
201088°F75°F0"0"
200984°F75°F0.08"0"
200889°F81°F0"--
200781°F76°F0"0"
200690°F74°F0.58"0"
200588°F84°F0"0"
200490°F80°F0"--
200390°F75°F0"0"
200286°F76°F0.03"0"
200187°F78°F0"0"
200087°F78°F0.33"--
199986°F73°F1.93"--
199889°F77°F0"0"
199786°F79°F0"0"
199688°F77°F0"0"
199588°F77°F0"0"
199490°F80°F0"0"
199384°F74°F1.27"0"
199287°F75°F0"0"
199186°F75°F0"0"
199087°F79°F0"0"
198988°F78°F0"0"
198881°F75°F1.68"0"
198786°F77°F0"0"
198687°F79°F0.08"0"
198587°F79°F0"0"
198481°F74°F0.03"0"
198389°F73°F3.2"0"
198288°F80°F0.56"0"
198187°F80°F0"0"
198087°F77°F0"0"
197986°F77°F0.2"0"
197887°F79°F0"0"
197789°F77°F0.05"0"
197688°F79°F0"0"
197589°F82°F0"0"
197487°F80°F0"0"
197389°F81°F0"0"
197286°F75°F0.48"0"
197181°F75°F0"0"

May 31 at Nearby Parks

Holiday Weather at Dry Tortugas

Official NPS WebsiteVisit nps.gov/drto for park information, alerts, and reservations

Explore More at Dry Tortugas

See historical weather for other dates

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