Cayo de Agua sea temperature today: 29°C – beach water temperature, Cayo de Agua, Venezuela
Venezuela · Los Roques
Cayo de Agua
Sea
28.6°C83.5°F
Air
UV
Bathtub
Above ⁦28°C⁩

Last updated ·

Today, September 13, the sea temperature at Cayo de Agua is 28.6 °C (83 °F). That is 0.8 °C cooler than the usual 29.4 °C in September. Comfortable for swimming year-round.

Climate · monthly averages

Sea temperature by month

5-year averages (2021–2025). Min/Max are typical daily lows and highs, not record extremes.

Warmest in October (29.6°C). Coldest in March (26.6°C). Comfortable for swimming year-round.

5-year averages (2021–2025). Min/Max are typical daily lows and highs, not record extremes.
MonthSea · MinSea · AvgSea · MaxAir · MinAir · AvgAir · Max
January26.7°C27.1°C27.6°C25.9°C26.2°C26.1°C
February26.4°C26.6°C26.9°C25.6°C25.9°C25.9°C
March26.3°C26.6°C27.1°C25.7°C25.9°C26.0°C
April26.4°C26.9°C27.7°C26.2°C26.4°C26.4°C
May27.1°C27.6°C28.3°C26.9°C27.1°C27.1°C
June27.3°C27.8°C28.4°C26.9°C27.1°C27.2°C
July27.3°C27.9°C28.5°C26.9°C27.2°C27.3°C
August28.2°C28.6°C29.0°C27.5°C27.8°C27.9°C
September28.9°C29.4°C29.9°C28.2°C28.5°C28.6°C
October29.0°C29.6°C30.2°C28.0°C28.4°C28.4°C
November28.3°C28.9°C29.7°C27.2°C27.6°C27.5°C
December27.5°C27.9°C28.6°C26.5°C26.8°C26.7°C

About Cayo de Agua

Cayo de Agua sits at the western edge of the Los Roques Archipelago, a Venezuelan marine park declared in 1972 that protects more than 350 cays and reefs across 2,211 square kilometres of Caribbean shelf. Its signature feature is a long white-sand spit that links two small palm-tufted islets, wadable through ankle-deep, glass-clear water. Sister cays Madrisquí and Crasquí round out the archipelago day-trip with sheltered shallows and a kilometre-long sand strand. Sea temperatures stay between 27 and 29 °C81 and 84 °F year-round, with no marked low season.

Frequently asked questions

Today, September 13, the sea at Cayo de Agua is 28.6 °C (83 °F)83 °F (28.6 °C) – bathtub-warm. The usual September average is 29.4 °C85 °F.

No single number works for everyone, so the scale on this page is only a guide to how the water feels: below 13 °C55 °F icy, 13–18 °C55–64 °F cold, 18–23 °C64–73 °F refreshing, 23–28 °C73–82 °F pleasantly warm and above 28 °C82 °F like a bath. Right now the sea at Cayo de Agua is 28.6 °C83 °F.

Yes – the sea at Cayo de Agua (Los Roques, Venezuela) stays swimmable all year. March is the coolest month, averaging 26.6 °C80 °F – ideal for swimming for most people; the warmest is October at 29.6 °C85 °F.

In October, at 29.6 °C85 °F on average. The coolest month is March at 26.6 °C80 °F – still above the 18 °C64 °F swimming line, so there is no off-season for swimming.