January in Ambergris Caye — reliably good (5th best month)
Good · 7.7/10January averages 26°C (78°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.
Rainfall runs 99 mm, so plan one flexible day in three; you still get about 18 sunny days and 11 hours of daylight.
It scores 7.7/10 here, 5th of 12 months, against 9.7/10 in the destination's best month.
Expect mid-season pricing, and crowds are moderate.
Pack light clothing, swimwear and real sun protection, a packable rain layer.
If your dates are flexible, April is materially better in Ambergris Caye — 2 points higher on the same scale.
February in Ambergris Caye — the year's strongest window
Best window · 8.9/10February averages 26°C (78°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.
Rainfall runs 61 mm, so plan one flexible day in three; you still get about 21 sunny days and 11.4 hours of daylight.
On our climate-comfort scale this is the top-ranked month of the year for Ambergris Caye at 8.9/10 — the reference point every other month on this page is measured against.
Expect mid-season pricing, and crowds are moderate.
Pack light clothing, swimwear and real sun protection, a packable rain layer.
March in Ambergris Caye — the year's strongest window
Best window · 9.2/10March averages 27°C (81°F) with humidity around 75%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
Rainfall runs 57 mm, so plan one flexible day in three; you still get about 29 sunny days and 11.9 hours of daylight.
On our climate-comfort scale this is the top-ranked month of the year for Ambergris Caye at 9.2/10 — the reference point every other month on this page is measured against.
Expect mid-season pricing, and crowds are moderate.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.
April in Ambergris Caye — the year's strongest window
Best window · 9.7/10April averages 28°C (83°F) with humidity around 74%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
Expect 36 mm of rain — occasional showers rather than washed-out days — alongside about 30 sunny days and 12.4 daylight hours.
On our climate-comfort scale this is the top-ranked month of the year for Ambergris Caye at 9.7/10 — the reference point every other month on this page is measured against.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.
May in Ambergris Caye — the year's strongest window
Best window · 8.9/10May averages 29°C (84°F) with humidity around 75%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
Rainfall runs 73 mm, so plan one flexible day in three; you still get about 30 sunny days and 12.8 hours of daylight.
On our climate-comfort scale this is the top-ranked month of the year for Ambergris Caye at 8.9/10 — the reference point every other month on this page is measured against.
Expect mid-season pricing, and crowds are moderate.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.
June in Ambergris Caye — reliably good (7th best month)
Good · 7/10June averages 29°C (84°F) with humidity around 82%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
275 mm of rain puts this in monsoon territory — about 27 sunny days across the whole month, and multi-day washouts are normal.
It scores 7/10 here, 7th of 12 months, against 9.7/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in Ambergris Caye — 2.7 points higher on the same scale.
July in Ambergris Caye — workable with trade-offs
Trade-offs · 6.9/10July averages 28°C (83°F) with humidity around 87%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
261 mm of rain puts this in monsoon territory — about 28 sunny days across the whole month, and multi-day washouts are normal.
It scores 6.9/10 here, 9th of 12 months, against 9.7/10 in the destination's best month.
Expect mid-season pricing, and crowds are moderate.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in Ambergris Caye — 2.8 points higher on the same scale.
August in Ambergris Caye — reliably good (8th best month)
Good · 7/10August averages 28°C (83°F) with humidity around 87%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
238 mm of rain puts this in monsoon territory — about 28 sunny days across the whole month, and multi-day washouts are normal.
It scores 7/10 here, 8th of 12 months, against 9.7/10 in the destination's best month.
Expect mid-season pricing, and crowds are moderate.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in Ambergris Caye — 2.7 points higher on the same scale.
September in Ambergris Caye — reliably good (6th best month)
Good · 7.1/10September averages 28°C (83°F) with humidity around 86%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
At 199 mm this is a genuinely wet month: about 25 sunny days in total, and outdoor plans need an indoor fallback.
It scores 7.1/10 here, 6th of 12 months, against 9.7/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination. That combination — decent conditions at the lowest rates of the year — is the best value window on this page.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in Ambergris Caye — 2.6 points higher on the same scale.
October in Ambergris Caye — workable with trade-offs
Trade-offs · 6.5/10October averages 28°C (82°F) with humidity around 86%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
243 mm of rain puts this in monsoon territory — about 19 sunny days across the whole month, and multi-day washouts are normal.
It scores 6.5/10 here, 10th of 12 months, against 9.7/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in Ambergris Caye — 3.2 points higher on the same scale.
November in Ambergris Caye — workable with trade-offs
Trade-offs · 5.7/10November averages 27°C (80°F) with humidity around 87%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
276 mm of rain puts this in monsoon territory — about 14 sunny days across the whole month, and multi-day washouts are normal.
It scores 5.7/10 here, 12th of 12 months, against 9.7/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in Ambergris Caye — 4 points higher on the same scale.
December in Ambergris Caye — workable with trade-offs
Trade-offs · 6.3/10December averages 25°C (78°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.
At 125 mm this is a genuinely wet month: about 11 sunny days in total, and outdoor plans need an indoor fallback.
It scores 6.3/10 here, 11th of 12 months, against 9.7/10 in the destination's best month.
Expect mid-season pricing, and crowds are light for this destination.
Pack light clothing, swimwear and real sun protection, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in Ambergris Caye — 3.4 points higher on the same scale.
