Climate guide for Bacalar, Mexico

Best Time to Visit
Bacalar

How to read the score (0–10)
05810
UnfavorableGoodOptimal

About Bacalar

Bacalar is a nature and wildlife destination in Mexico. Plan around the drier months outside peak monsoon for more reliable conditions, then drill into monthly scores when you need finer timing for nature travel. Use the monthly scores to plan outdoor time around temperature, rainfall, humidity, daylight and sunny days.

Did you know?

Travel Tips

Timing & weather
Check Bacalar's monthly climate scores before locking flights - tropical patterns shift comfort for nature trips across the year.
Getting around
In Bacalar, pair a walkable core day with one transit or transfer buffer - crowds and traffic vary by season in Mexico.
Tickets & access
Reserve popular museums and day trips from Bacalar ahead in peak months; shoulder seasons are more flexible.
Pack for the profile
Bring broken-in footwear, a rain layer, and offline maps for Bacalar. Check trail, road, and weather conditions before setting out, because outdoor access can change quickly.

Things to do in Bacalar

Bacalar, Mexico. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Bacalar: the short answer

The best time to visit Bacalar is February, followed by April, March. Those months combine the most usable temperatures with the fewest lost days to rain: February averages 26°C with 45 mm of rain and about 19 sunny days. The months to avoid unless you have a specific reason are November, October. If budget matters more than perfect weather, June is the strongest of the low-rate months at 4.3/10.

Across the year Bacalar swings from 25°C in December to 30°C in May, a 4-degree spread, while rainfall ranges from 26 mm in April to 279 mm in June. That is the whole planning problem in one sentence: Bacalar is not equally good year-round, and the difference between the best and worst month here is 3.2 points on a 10-point scale.

Warmest month: May (30°C). Coolest: December (25°C). Driest: April (26 mm). Wettest: June (279 mm).

Bacalar month by month

January in Bacalar — workable with trade-offs

Trade-offs · 5.8/10

January 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 90 mm, so plan one flexible day in three; you still get about 16 sunny days and 11 hours of daylight.

It scores 5.8/10 here, 5th of 12 months, against 7.1/10 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, footwear you can get muddy.

February in Bacalar — the year's strongest window

Best window · 7.1/10

February averages 26°C (78°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Expect 45 mm of rain — occasional showers rather than washed-out days — alongside about 19 sunny days and 11.4 daylight hours.

On our climate-comfort scale this is the top-ranked month of the year for Bacalar at 7.1/10 — 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 light clothing, swimwear and real sun protection, footwear you can get muddy.

March in Bacalar — workable with trade-offs

Trade-offs · 6.7/10

March averages 27°C (81°F) with humidity around 72%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 46 mm, so plan one flexible day in three; you still get about 28 sunny days and 11.9 hours of daylight.

It scores 6.7/10 here, 3rd of 12 months, against 7.1/10 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 packable rain layer, footwear you can get muddy.

April in Bacalar — workable with trade-offs

Trade-offs · 6.8/10

April averages 28°C (83°F) with humidity around 70%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Expect 26 mm of rain — occasional showers rather than washed-out days — alongside about 28 sunny days and 12.4 daylight hours.

It scores 6.8/10 here, 2nd of 12 months, against 7.1/10 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, footwear you can get muddy.

May in Bacalar — workable with trade-offs

Trade-offs · 6.3/10

May averages 30°C (85°F) with humidity around 71%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 64 mm, so plan one flexible day in three; you still get about 26 sunny days and 12.9 hours of daylight.

It scores 6.3/10 here, 4th of 12 months, against 7.1/10 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 packable rain layer, footwear you can get muddy.

June in Bacalar — the hardest end of the year

Hardest · 4.3/10

June averages 29°C (84°F) with humidity around 80%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

279 mm of rain puts this in monsoon territory — about 23 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.3/10 here, 8th of 12 months, against 7.1/10 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, footwear you can get muddy.

If your dates are flexible, February is materially better in Bacalar — 2.8 points higher on the same scale.

July in Bacalar — the hardest end of the year

Hardest · 4.3/10

July averages 28°C (83°F) with humidity around 84%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

240 mm of rain puts this in monsoon territory — about 22 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.3/10 here, 9th of 12 months, against 7.1/10 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, footwear you can get muddy.

If your dates are flexible, February is materially better in Bacalar — 2.8 points higher on the same scale.

August in Bacalar — the hardest end of the year

Hardest · 4.4/10

August averages 29°C (83°F) with humidity around 84%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

203 mm of rain puts this in monsoon territory — about 23 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.4/10 here, 7th of 12 months, against 7.1/10 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, footwear you can get muddy.

If your dates are flexible, February is materially better in Bacalar — 2.7 points higher on the same scale.

September in Bacalar — the hardest end of the year

Hardest · 4.1/10

September averages 29°C (83°F) with humidity around 85%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

At 187 mm this is a genuinely wet month: about 20 sunny days in total, and outdoor plans need an indoor fallback.

It scores 4.1/10 here, 10th of 12 months, against 7.1/10 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, footwear you can get muddy.

If your dates are flexible, February is materially better in Bacalar — 3 points higher on the same scale.

October in Bacalar — the hardest end of the year

Hardest · 3.9/10

October averages 27°C (81°F) with humidity around 85%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

232 mm of rain puts this in monsoon territory — about 18 sunny days across the whole month, and multi-day washouts are normal.

It scores 3.9/10 here, 11th of 12 months, against 7.1/10 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, footwear you can get muddy.

If your dates are flexible, February is materially better in Bacalar — 3.2 points higher on the same scale.

November in Bacalar — the hardest end of the year

Hardest · 3.9/10

November averages 26°C (80°F) with humidity around 86%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

206 mm of rain puts this in monsoon territory — about 14 sunny days across the whole month, and multi-day washouts are normal.

It scores 3.9/10 here, 12th of 12 months, against 7.1/10 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, footwear you can get muddy.

If your dates are flexible, February is materially better in Bacalar — 3.2 points higher on the same scale.

December in Bacalar — workable with trade-offs

Trade-offs · 5.3/10

December averages 25°C (77°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Rainfall runs 82 mm, so plan one flexible day in three; you still get about 11 sunny days and 10.9 hours of daylight.

It scores 5.3/10 here, 6th of 12 months, against 7.1/10 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, footwear you can get muddy.

If your dates are flexible, February is materially better in Bacalar — 1.8 points higher on the same scale.

Frequently asked

When is the best time to visit Bacalar, Mexico?
In Ideal Weather mode, the best months to visit Bacalar are February, April, March. February is the single peak month with an Ideal Weather score of 7.1/10 based on temperature, rainfall, humidity, daylight and historical sunny days.
What is the weather like in Bacalar year-round?
Bacalar has a climate profile suited to nature and wildlife travel. Average monthly temperatures range from 25°C in December to 30°C in May, with Ideal Weather scores between 3.9 and 7.1 out of 10.
Which months should I avoid in Bacalar?
The lowest Ideal Weather-scoring months in Bacalar are October (3.9/10), November (3.9/10), September (4.1/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.
When is the rainy season in Bacalar?
June is the wettest month in Bacalar, averaging about 279 mm of rainfall. April is the driest, at roughly 26 mm.
Which is the sunniest month in Bacalar?
March sees the most sun in Bacalar, with about 28 sunny days on average - ideal for outdoor plans.
Is Bacalar a good destination for nature and wildlife travel?
Bacalar is well suited to nature and wildlife travel. Its highest Ideal Weather window (February, April, March) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Bacalar calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Bacalar: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days - weighted for nature and wildlife travel.

Explore by month

Curated in Bacalar

Tickets & experiences

More destinations in Mexico