Saint Vincent and the Grenadines - Things to Do in Saint Vincent and the Grenadines in August

Things to Do in Saint Vincent and the Grenadines in August

August weather, activities, events & insider tips

Good time to visit Low Season · Budget Friendly

August Weather in Saint Vincent and the Grenadines

Temperature, rainfall and humidity at a glance

77°F High Temp
68°F Low Temp
2.0 inches Rainfall
70% Humidity

Is August Right for You?

Weigh the advantages and considerations before booking

Advantages
  • + Trade winds tame Saint Vincent's wild east coast. Argyle Beach turns swimmable when Atlantic swells flatten from November through June. Photographers can finally put their cameras down and dive in. The same trade winds that wreck boats in winter now guard the shore.
  • + August lands between summer family chaos and winter yacht takeover. Bequia beach bars still pour drinks. Yet staff recall your name. No shoulder-to-shoulder yacht week hordes. Availability feels like a secret handshake.
  • + Tobago Cays peak at 28°C (82°F). Two-hour snorkels feel like silk. Sea turtles graze seagrass inside the protected lagoon. You'll share the buffet with them.
  • + Mango season explodes island-wide. Roadside stalls from Kingstown to Georgetown sell Julie and East Indian fruit so ripe the juice tattoos your wrists. Restaurants fold mango into mahi-mahi and rum. Lick your fingers. Repeat.
Considerations
  • Hurricane season demands slack plans. Direct hits stay rare. Yet tropical waves can dump 100 mm (3.9 inches) in a day. Forty-five-minute boat transfers to Mustique stall for 2, 3 days straight. Flexibility beats frustration.
  • Kingstown's valley traps 70 % humidity and still air. The 500 m (1,640 ft) climb to Fort Charlotte after 10 AM feels like breathing through a wet towel. Colonial stone offers zero shade. Start early or melt.
  • Petit Nevis island essentially closes. Whaling station ruins sit reachable. Yet Bequia boatmen often haul their skiffs for August maintenance. You might stare at an empty horizon.

Year-Round Climate

How August compares to the rest of the year

Monthly Climate Data for Saint Vincent and the Grenadines Average temperature and rainfall by month Climate Overview 15°C 18°C 22°C 26°C 30°C Rainfall (mm) 0 25 50 Jan Jan: 25.0°C high, 20.0°C low, 51mm rain Feb Feb: 25.0°C high, 20.0°C low, 51mm rain Mar Mar: 25.0°C high, 20.0°C low, 51mm rain Apr Apr: 25.0°C high, 20.0°C low, 51mm rain May May: 25.0°C high, 20.0°C low, 51mm rain Jun Jun: 25.0°C high, 20.0°C low, 51mm rain Jul Jul: 25.0°C high, 20.0°C low, 51mm rain Aug Aug: 25.0°C high, 20.0°C low, 51mm rain Sep Sep: 25.0°C high, 20.0°C low, 51mm rain Oct Oct: 25.0°C high, 20.0°C low, 51mm rain Nov Nov: 25.0°C high, 20.0°C low, 51mm rain Dec Dec: 25.0°C high, 20.0°C low, 51mm rain Temperature Rainfall
MonthHighLowRainfall
Jan25°C20°C2.0 inches
Feb25°C20°C2.0 inches
Mar25°C20°C2.0 inches
Apr25°C20°C2.0 inches
May25°C20°C2.0 inches
Jun25°C20°C2.0 inches
Jul25°C20°C2.0 inches
Aug25°C20°C2.0 inches
Sep25°C20°C2.0 inches
Oct25°C20°C2.0 inches
Nov25°C20°C2.0 inches
Dec25°C20°C2.0 inches

Best Activities in August

Top things to do during your visit

Tobago Cays Swimming with Sea Turtles

August delivers the calmest seas of the year. The 5-km (3.1-mile) reef lagoon turns lake-flat. Snorkel 45 minutes sans current. Green turtles nest and feed actively. Water clarity tops 30 m (98 ft) when trade winds nap. Eagle rays glide along the 10 m (33 ft) drop-off. Pure liquid glass.

Booking Tip: Reserve full-day catamaran trips 7, 10 days later. Licensed boats include the 20-minute iguana stop at Petit 5. Morning departures from Union Island dodge 2 PM squalls. Book late and wave from the dock.
La Soufrière Volcano Sunrise Hikes

The 1,234 m (4,049 ft) volcano's crater trail dries out in August. Morning starts at 5 AM beat heat and 11 AM cloud invasions. The 3.5-hour roundtrip crosses cloud forest where temperature drops 8°C (14°F). Sulfur stings before steam appears.

Booking Tip: Certified guides control the final 400 m (1,312 ft) past the safety checkpoint. They tote gas masks for the crater rim where volcanic gases pool. Book 3, 4 days ahead. Request the western Rabacca approach for better morning light.
Bequia Whaleboat Heritage Sailing

August's light winds favor traditional 8 m (26 ft) double-ended whaleboats. Hand-built crimson sails fly when breeze stays under 15 knots, common most afternoons. Captains sail past Petit Nevis' 19th-century stone station while recounting the last humpback taken in 1985. Christmas charter mark-ups stay home.

Booking Tip: Friendship Bay operators cap crews at six in August. Peak season packs twelve. Morning sails pause at Princess Margaret Beach. Swim ashore for Doris' hot bread. Simple bliss.
Kingstown Market Food Tours

Saturday morning hijacks the 1903 iron market. Nutmeg wrestles diesel from idling minibuses. Vendors shout prices in Vincentian patois. Covered hall blocks UV index 8 sun. August breadfruit peaks. Market ladies roast halves over coals until flesh turns sweet custard.

Booking Tip: Arrive by 7 AM when fishing boats unload beside the jetty. Yellowfin tuna auctions run while you devour saltfish bakes from oil drums. Guides know which stalls ladle the freshest conch water, simmering since 5 AM in giant aluminum pots.
Union Island Kitesurfing

The channel between Union and Palm Islands funnels wind. August's steady 15, 18 knot easterlies skim flat water inside the reef. Beginners rejoice; winter's 25-knot gusts launch pros 10 m (33 ft) skyward. The 28°C (82°F) bath lets you ride three hours wetsuit-free. The 200 m (656 ft) shallow lagoon lets you walk back upwind after every crash.

Booking Tip: Morning sessions run 9 AM to noon before thermals add punch. Afternoon gusts jump 5 knots. Lessons love the lull. Clifton Harbour launch sits 300 m (984 ft) downwind of Happy Island bar. Recovery drinks taste earned.

August Events & Festivals

What's happening during your visit

Early August
Vincy Mas Carnival

Vincy Mas turns Kingstown's Bay Street into a 2-km (1.2-mile) riot. Soca bass rattles glass. Rum flows from 10 AM. J'ouvert starts at 4 AM with oil-drum thunder. By noon the mercury hits 31°C (88°F) yet paint-throwing chaos trumps heat.

Late August
Bequia Regatta

Bequia's whaling past becomes a four-day wooden-boat bash. Nine-metre (30 ft) double-enders race between Admiralty Bay and Devils Table rock. Crews swig rum while bailing with coconut shells. Beach BBQs grill lobster until the generator dies near 2 AM.

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Essential Tips

Insider knowledge and common pitfalls to avoid

Insider Knowledge
The morning ferry from Kingstown to Bequia leaves at 7:30 AM but fills by 7:15 - locals reserve seats with bags while buying breakfast, so send someone ahead to claim spots while you grab those saltfish bakes from the terminal vendor. August's calmest seas happen the three days after a new moon - the gravitational pull flattens the normal 1 m (3.3 ft) chop between islands to mirror-flat conditions good for that 8 km (5-mile) crossing to Mustique. The conch water at Owia Salt Pond tastes better on Thursdays - that's when the fishermen from the windward coast make their weekly run, and the roadside stand opposite the gas station serves it with dumplings made from fresh-ground provision. Skip the hotel bar sunset and head to Fort Duvernette instead - that offshore volcanic plug requires a 10-minute fishing boat ride from Villa Beach, but you'll have the 18th-century cannons and 360-degree views of the Grenadine islands entirely to yourself.
Avoid These Mistakes
Booking the first Tobago Cays tour offered by your hotel - the resort boats take 30 people versus 8 on local catamarans, and they charge for rum punch that other operators include. Trying to island-hop on Sundays - the inter-island ferry schedule drops to two boats total, and that cute beach bar on Mayreau you've been reading about is likely closed because the owner went to church then family dinner. Assuming all beaches have sand - the Atlantic-side beaches on Saint Vincent's east coast are coral rubble and sea grass until you reach the leeward spots like Indian Bay, and water shoes aren't optional. Planning dinner for 7 PM on carnival Saturday - every restaurant in Kingstown closes early because staff are either in the parade or watching it, and room service becomes your only option after 8 PM.

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