Grace Bay Water Temperature

Updated Tue 14:55 (America/Grand_Turk)

Turks and Caicos · Forecast updated Sep 22, 2026, 14:55 UTC · refresh delayed

← Snorkel forecast for Grace Bay

Current Sea Temperature

29.8°C

85.6°F

Very warm water

Valid Sep 22, 2026, 14:55 (America/Grand_Turk). Source: stored Open-Meteo marine forecast. Temperature is not a safety rating or snorkel score.

Versus this month's average

0.6°C below

The typical September average is 30.4°C (86.7°F) from the historical baseline.

Recent trend

Holding fairly steady

Seven-day average: 30.1°C, versus 30.3°C in the prior seven days.

What to wear

Very warm water

Swimwear is usually enough; a rash guard adds sun protection.

Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions or replace the snorkel forecast.

Typical Sea Temperature Over the Year

In the historical baseline for Grace Bay, typical monthly averages range from about 25.4°C (77.7°F) in February to 30.4°C (86.7°F) in September.

Over the past 30 days, the average sea temperature in Grace Bay has been 30.1°C.

Historical baseline (full year)

Northern Hemisphere. Summer is generally June–August; winter is December–February.

Typical monthly sea-surface temperature near Grace Bay, calculated from hourly observations for 2023–2025. This is not this site's forecast archive.

Month Typical range Average
January 25.7–26.2°C 25.9°C / 78.6°F
February 25.3–25.5°C 25.4°C / 77.7°F
March 26.0–26.6°C 26.3°C / 79.3°F
April 26.5–27.0°C 26.7°C / 80.1°F
May 27.8–29.0°C 28.3°C / 82.9°F
June 28.5–29.9°C 29.3°C / 84.7°F
July 29.0–29.8°C 29.5°C / 85.1°F
August 29.7–29.9°C 29.8°C / 85.6°F
September 30.3–30.6°C 30.4°C / 86.7°F
October 29.5–30.3°C 29.9°C / 85.8°F
November 27.6–28.3°C 28.0°C / 82.4°F
December 26.5–27.2°C 26.8°C / 80.2°F

Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature dataset. Nearest sea grid cell (21.79, -72.21). Each month is the mean of yearly monthly means; the range is the lowest and highest of those yearly monthly means. Open-Meteo methodology.

Water temperature by month

Each month uses the 2023–2025 baseline. The range is the lowest and highest yearly monthly mean, not an hourly extreme.

Grace Bay in January

Typical January water temperature near Grace Bay is 25.9°C (78.6°F), with yearly monthly means from 25.7–26.2°C.

Grace Bay in February

Typical February water temperature near Grace Bay is 25.4°C (77.7°F), with yearly monthly means from 25.3–25.5°C.

Grace Bay in March

Typical March water temperature near Grace Bay is 26.3°C (79.3°F), with yearly monthly means from 26.0–26.6°C.

Grace Bay in April

Typical April water temperature near Grace Bay is 26.7°C (80.1°F), with yearly monthly means from 26.5–27.0°C.

Grace Bay in May

Typical May water temperature near Grace Bay is 28.3°C (82.9°F), with yearly monthly means from 27.8–29.0°C.

Grace Bay in June

Typical June water temperature near Grace Bay is 29.3°C (84.7°F), with yearly monthly means from 28.5–29.9°C.

Grace Bay in July

Typical July water temperature near Grace Bay is 29.5°C (85.1°F), with yearly monthly means from 29.0–29.8°C.

Grace Bay in August

Typical August water temperature near Grace Bay is 29.8°C (85.6°F), with yearly monthly means from 29.7–29.9°C.

Grace Bay in September

Typical September water temperature near Grace Bay is 30.4°C (86.7°F), with yearly monthly means from 30.3–30.6°C.

Grace Bay in October

Typical October water temperature near Grace Bay is 29.9°C (85.8°F), with yearly monthly means from 29.5–30.3°C.

Grace Bay in November

Typical November water temperature near Grace Bay is 28.0°C (82.4°F), with yearly monthly means from 27.6–28.3°C.

Grace Bay in December

Typical December water temperature near Grace Bay is 26.8°C (80.2°F), with yearly monthly means from 26.5–27.2°C.

Forecast archive (growing)

These values come from hourly forecasts SnorkelForecast has stored. They cover only months with records and do not replace the historical baseline.

Month Min Average Max
June 28.4°C / 83.1°F 29.0°C / 84.2°F 29.6°C / 85.3°F
July 28.7°C / 83.7°F 29.3°C / 84.8°F 30.1°C / 86.2°F
August 29.2°C / 84.6°F 29.8°C / 85.6°F 30.3°C / 86.5°F
September 29.6°C / 85.3°F 30.2°C / 86.3°F 30.9°C / 87.6°F

Partial coverage: 4 calendar months with records. Profile calculated from 2735 hourly forecast records across 4 monthly periods. This is a growing archive, not a long-term climate normal.

About the water at Grace Bay

Protected reef off a famous white-sand beach with calm, clear shallows.

Area
Providenciales

Grace Bay Water Temperature: Common Questions

What is the water temperature in Grace Bay today?

The current sea surface temperature near Grace Bay is 29.8°C (85.6°F). Over the last 30 days, the average has been 30.1°C.

When is the water warmest in Grace Bay?

The water is typically warmest in September, at around 30.4°C (86.7°F) in the 2023–2025 historical baseline.

When is the water coldest in Grace Bay?

The water is typically coldest in February, at around 25.4°C (77.7°F) in the same historical baseline.

Can you swim in Grace Bay today?

At 29.8°C, the water is usually comfortable for swimming and snorkeling.

Full Snorkeling Forecast

See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Grace Bay.

View Snorkel Forecast →