Sirenian Bay Resort & Villas beach & sargassum forecast
Placencia, BZ · Belize, Belize · 16.587, -88.363
Updated : high seaweed, beach grade C, sea 84°F.
Also listed as Sirenian Bay Resort -Villas & All Inclusive Bungalows.
Veabird's call
Sunday is least poor at C+ with calm 84°F water, but high seaweed remains.
Beaches and Dreams, 18 mi away, grades B+ on Saturday if you can move.
Grades from Veabird's beach forecast; wording by AI (Muse Spark), checked against the forecast. Updated Nov 13, 01:00 UTC.
Tell me when Sirenian Bay Resort & Villas is clear
One email when the seaweed clears or the beach grades A, at most once a week per beach. We only ask for your email address, and every email has a one-click unsubscribe.
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Questions about Sirenian Bay Resort & Villas
Does Placencia get sargassum (seaweed)?
Yes, in season. At Sirenian Bay Resort & Villas the typical-year risk is moderate or higher from May to August and peaks in July (high). How much lands varies a lot by year, wind and currents.
What are the worst and best months for seaweed at Sirenian Bay Resort & Villas?
Worst: July, when heavy seaweed is most likely. Best: September through April, when the risk is usually low.
How warm is the water at Sirenian Bay Resort & Villas?
About 83°F in November. The sea is warmest in September (about 88°F) and coolest in January and February (about 80°F).
When is the best time to visit Sirenian Bay Resort & Villas?
For warm water, low seaweed and dry weather, aim for January through April. January is usually the quietest of those, with about 22 rainy days and a sea near 80°F; seaweed risk is very low.
Does Sirenian Bay Resort & Villas have a sargassum barrier or beach cleanup?
Veabird doesn't track barriers hotel by hotel; this is what the Belize area does. Offshore barriers in Belize: few booms; the Belize Barrier Reef breaks up but does not stop mats reaching caye shores. Resort crews: Upscale resorts rake frontage daily; smaller properties rely on hand crews. Typical clearing time: Frontage usually cleared by mid-morning; shallow backreef water can stay tea-colored for days.
When is hurricane season at Sirenian Bay Resort & Villas, and how often do storms hit?
The Atlantic hurricane season runs June through November and peaks around September. A tropical storm passed within 86 miles of Sirenian Bay Resort & Villas in 15 of the 55 seasons from 1971 to 2025, and a hurricane within 58 miles in 7. The riskiest stretch is around October 8, when the chance of a storm passing in any one week is about 2%; across all of October it is about 9%. Flexible bookings and travel insurance help in the peak weeks.
What guests say about Sirenian Bay Resort -Villas & All Inclusive Bungalows
Guests like Excellent service · Beautiful location · Great amenities
Watch for Slow restaurant service · Long wait times for food
- Cleanliness
10.0 - Service
10.0 - Location
10.0 - Room Quality
10.0 - Amenities
10.0 - Value for Money
10.0 - Food and Beverage
10.0 - Overall Experience
10.0
Read all 139 reviews · Compare on Expedia
Scores and reviews come from guests who stayed, through LiteAPI (Nuitée). The likes, watch-fors and category scores are an AI summary of those reviews. Partner links: Veabird may earn a commission.
Sargassum season at Sirenian Bay Resort & Villas
Sargassum risk at Sirenian Bay Resort & Villas typically peaks around July (high: moderate or heavier seaweed on the beach in an estimated 46% of weeks). Months most likely to see heavy seaweed: July. Lowest-risk months: January, February, March, April, September, October, November and December. Actual landings vary a lot by year, wind and currents; check the live conditions above.
Estimated share of weeks in each month with moderate or heavier seaweed on the beach. Veabird takes the landing season seen on Quintana Roo's beaches (a Puerto Morelos beach camera, 2015–2020, and the Mexican Navy's beach alerts, 2022–2026), the nearest coast with a multi-year beach record (this one has none), and scales it by how often NOAA AOML satellites see notable seaweed within about 20 km of this stretch of coast: 38% of weeks here on average, against 54% off Quintana Roo, so 69% of that season. The satellite share (2016–2024, the top fifth of all coast-weeks, adjusted for this beach's exposure of 44%) measures seaweed offshore, not on the sand: off the Riviera Maya it reads high even in winter, when little lands. Very low under 10%, Low 10–24%, Moderate 25–44%, High 45–69%, Very high 70%+. Beach faces 115°; onshore winds from that direction push seaweed ashore. Satellite sargassum data: USF Optical Oceanography Lab (Sargassum Watch System) via NOAA AOML. The satellite record as open data.
Belize month by month
Typical weather, water temperature, seaweed and crowds for every month: the best time to visit Belize.
Weather, water & seaweed by month at Sirenian Bay Resort & Villas
Average highs run from about 81°F in January and December to 89°F in May. The sea is warmest in September (about 88°F) and coolest in January and February (about 80°F). February is usually the driest, with about 17 rainy days; July, August and September are the wettest, with about 29 rainy days. Seaweed risk is usually lowest in October and highest in July.
| Month | Avg high | Sea | Rainy days | Sargassum |
|---|---|---|---|---|
| Jan | 81°F | 80°F | 22 | Very low |
| Feb | 82°F | 80°F | 17 | Low |
| Mar | 85°F | 83°F | 18 | Low |
| Apr | 87°F | 84°F | 19 | Low |
| May | 89°F | 87°F | 19 | Moderate |
| Jun | 87°F | 87°F | 26 | Moderate |
| Jul | 86°F | 86°F | 29 | High |
| Aug | 87°F | 87°F | 29 | Moderate |
| Sep | 87°F | 88°F | 29 | Low |
| Oct | 86°F | 87°F | 24 | Very low |
| Nov | 83°F | 83°F | 23 | Very low |
| Dec | 81°F | 81°F | 25 | Very low |
Monthly averages from 6 years of ERA5 reanalysis (Open-Meteo) for this area's 0.5° grid cell; rainy days have at least 1 mm (0.04 in). Sargassum is the typical-year estimate described above. Any given year can differ.
Cleanup & barriers
- Offshore barriers
- Few booms; the Belize Barrier Reef breaks up but does not stop mats reaching caye shores.
- Public cleanup
- Village councils and Sargassum Task Force crews rake public beaches on Ambergris and Caye Caulker during heavy years.
- Resort crews
- Upscale resorts rake frontage daily; smaller properties rely on hand crews.
- Typical clearing time
- Frontage usually cleared by mid-morning; shallow backreef water can stay tea-colored for days.
Safety notes
US State Dept: Belize, Level 2 (verify)
- Petty theft and crime concentrated in Belize City; cayes and Placencia generally calmer
- Use licensed guides for reef and dive trips; check boat safety gear
- Golf carts are the main transport on Ambergris; roads unlit at night
Check official advisories and local flags before swimming. Decomposing sargassum releases hydrogen sulfide; avoid heavy piles.
Things to do near Placencia, BZ
- Hol Chan Marine Reserve & Shark Ray Alley
- Great Blue Hole
- Caye Caulker Split
- Mayan sites (Altun Ha, Xunantunich)
- Cave tubing & ATM cave
- Laughing Bird Caye (Placencia)
Fly in for the best beach days
Suggested dates fall in October, typically the lowest-seaweed month ahead for Sirenian Bay Resort & Villas. Change them to match the live forecast above.
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Nearest airports
- Placencia (PLJ), ~6 km
- Philip S. W. Goldson Intl (Belize City) (BZE), ~106 km
Nearby resorts
- Villas at Cocoplum Placencia, BZ · 0 km
- Swan Villas Placencia, BZ · 2 km
- Flying Monkey Resort Placencia, BZ · 2 km
- Naïa Resort and Spa Placencia, BZ · 3 km
- Laru Beya Resort Placencia, BZ · 3 km
- Coral Cove Inn Placencia, BZ · 3 km
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