May · Belize
Best time to visit South Water Caye in May Weather, crowds & prices
Weather in South Water Caye in May
Average temperature 29°C, 143 mm of rain, about 27 days with 6+ hours of sunshine and 81% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
7.2/10
Ranked #4 of 12 months
- Avg temp
- 29°C
- Rainfall
- 143 mm
- Humidity
- 81%
- Days with 6h+ sun
- 27
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
May in South Water Caye scores 7.2/10 for beach and coastal travel - an above-average month (#4 of 12). Expect around 29°C, 143 mm of rain, and roughly 27 days with 6+ hours of sunshine this month.
South Water Caye sits on the barrier reef crest-snorkel from shore and quiet island nights. Best window: the drier months outside peak monsoon.
May in South Water Caye: strong conditions, 4th of 12
May averages 29°C (83°F) and humidity near 81%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
Monthly rainfall reaches 143 mm — wet for this destination — but about 27 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.
It scores 7.2/10 here, 4th of 12 months, against 9.2/10 in the destination's best month.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Figure on mid-season pricing, with crowds are moderate.
Flexible dates? April scores 2 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in South Water Caye in May?
- In May, South Water Caye averages 29°C, 143 mm of rain, and about 27 days with 6+ hours of sunshine. Its climate-comfort score is 7.2/10.
- Is May a good time to visit South Water Caye?
- May earns a 7.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in South Water Caye in May?
- Expect about 143 mm of rain in May. Average humidity is 81% and there are about 27 days with 6+ hours of sunshine.
Curated in South Water Caye
Tickets & experiences
Things to do in South Water Caye
South Water Caye, Belize. Live activities and tours from GetYourGuide, matched to this destination.