Climate guide for Belmopan, Belize

Best Time to Visit
Belmopan

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

About Belmopan

Belmopan is Belize’s inland capital-planned government core and a practical stop between coast and Cayo. In Belize, the drier months outside peak monsoon usually delivers the most reliable conditions for sightseeing travel - then use monthly climate scores to fine-tune around crowds, storms, or snow depth.

02

Did you know?

03

Travel Tips

01Best time & timing
February leads the year at 6.8/10, with April and March close behind — June (3.4/10) is the one to avoid without a specific reason.
02Weather & what to pack
In February plan for about 24°C; the month brings 78 mm of rain. Pack light clothing, a hat and real sun protection.
03Budget timing
If budget matters most, May is the cheapest month (5.4/10) — expect weather trade-offs.

Things to do in Belmopan

Belmopan, Belize. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Belmopan: the short answer

Plan Belmopan for February, with April, March close behind — the stretch with the most usable temperatures and the fewest lost days to rain: February averages 24°C with 78 mm of rain and about 18 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are June, October.

Across the year Belmopan swings from 23°C in December to 30°C in May, a 6-degree spread, while rainfall ranges from 49 mm in April to 349 mm in November. In short, Belmopan is not equally good year-round — the gap between its best and worst month is 3.4 points on the same 10-point scale.

Warmest month: May (30°C). Coolest: December (23°C). Driest: April (49 mm). Wettest: November (349 mm).

Belmopan month by month

January in Belmopan: mixed conditions, plan around the weather

Trade-offs · 5.9/10

At 24°C (75°F) this is comfortable city weather in January, with sightseeing easiest before lunch and after the afternoon peak.

109 mm of rain signals a properly wet month, with only about 15 days with 6+ hours of sunshine to count on — build indoor options into the schedule.

That is 5.9/10 on the same scale — 4th of 12 months, versus 6.8/10 for the best month here.

Expect peak pricing, and crowds are moderate.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

February: the best month of the year in Belmopan

Best window · 6.8/10

At 24°C (76°F) this is comfortable city weather in February, with sightseeing easiest before lunch and after the afternoon peak.

Budget for roughly 78 mm of rain this month — a flexible day or two helps — with about 18 days with 6+ hours of sunshine and 11.4 hours of daylight to work around it.

On our climate-comfort scale this is the top-ranked month of the year for Belmopan at 6.8/10 — the reference point every other month on this page is measured against.

Budget for 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, a hat and real sun protection, a packable rain layer.

March in Belmopan — workable with trade-offs

Trade-offs · 6.4/10

March averages 27°C (81°F) and humidity near 73%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 72 mm, so plan one flexible day in three; you still get about 27 days with 6+ hours of sunshine and 11.9 hours of daylight.

It scores 6.4/10 here, 3rd of 12 months, against 6.8/10 in the destination's best month.

Figure on peak pricing, with crowds are moderate. 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, a packable rain layer.

April in Belmopan — workable with trade-offs

Trade-offs · 6.7/10

Days in April average 29°C (83°F) — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Budget for roughly 49 mm of rain this month — a flexible day or two helps — with about 27 days with 6+ hours of sunshine and 12.4 hours of daylight to work around it.

That is 6.7/10 on the same scale — 2nd of 12 months, versus 6.8/10 for the best month here.

Budget for 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, a packable rain layer.

May in Belmopan — middling scores, decent value

Trade-offs · 5.4/10

May averages 30°C (86°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 78 mm, so plan one flexible day in three; you still get about 27 days with 6+ hours of sunshine and 12.8 hours of daylight.

It scores 5.4/10 here, 5th of 12 months, against 6.8/10 in the destination's best month.

Plan for mid-season pricing, with crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

June in Belmopan — the hardest end of the year

Hardest · 3.4/10

Days in June average 28°C (83°F) and humidity near 81% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

This is the year's wettest stretch at 239 mm, but with about 23 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.

That is 3.4/10 on the same scale — 12th of 12 months, versus 6.8/10 for the best month here.

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, February is materially better in Belmopan — 3.4 points higher on the same scale.

July in Belmopan — the hardest end of the year

Hardest · 3.6/10

Days in July average 27°C (80°F) and humidity near 91% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

This is the year's wettest stretch at 267 mm, but with about 21 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.

That is 3.6/10 on the same scale — 8th of 12 months, versus 6.8/10 for the best month here.

Budget for 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, February is materially better in Belmopan — 3.2 points higher on the same scale.

August in Belmopan — the hardest end of the year

Hardest · 3.5/10

August averages 27°C (81°F) and humidity near 91%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

268 mm makes this the wettest stretch of the year, though about 22 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.

It scores 3.5/10 here, 10th of 12 months, against 6.8/10 in the destination's best month.

Figure on low-season pricing, with 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.

Flexible dates? February scores 3.3 points higher here — enough to change the trip.

September in Belmopan — the hardest end of the year

Hardest · 3.7/10

September averages 27°C (81°F) and humidity near 91%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

214 mm makes this the wettest stretch of the year, though about 21 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.

It scores 3.7/10 here, 7th of 12 months, against 6.8/10 in the destination's best month.

Figure on low-season pricing, with 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.

Flexible dates? February scores 3.1 points higher here — enough to change the trip.

October in Belmopan — the hardest end of the year

Hardest · 3.5/10

Days in October average 26°C (79°F) and humidity near 90% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Expect monsoon-level rainfall at 266 mm: only about 18 days with 6+ hours of sunshine across the month, and stretches of heavy rain are normal.

That is 3.5/10 on the same scale — 11th of 12 months, versus 6.8/10 for the best month here.

Budget for 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, February is materially better in Belmopan — 3.3 points higher on the same scale.

November in Belmopan — the hardest end of the year

Hardest · 3.6/10

At 25°C (77°F) this is comfortable city weather in November, with sightseeing easiest before lunch and after the afternoon peak.

Expect monsoon-level rainfall at 349 mm: only about 13 days with 6+ hours of sunshine across the month, and stretches of heavy rain are normal.

That is 3.6/10 on the same scale — 9th of 12 months, versus 6.8/10 for the best month here.

Budget for low-season pricing, and crowds are light for this destination.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

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

December in Belmopan — off-season conditions

Hardest · 4.5/10

December averages 23°C (74°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.

At 178 mm this is a genuinely wet month: about 10 days with 6+ hours of sunshine in total, and outdoor plans need an indoor fallback.

It scores 4.5/10 here, 6th of 12 months, against 6.8/10 in the destination's best month.

Plan for mid-season pricing, with crowds are moderate.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

Flexible dates? February scores 2.3 points higher here — enough to change the trip.

FAQ

Frequently asked

When is the best time to visit Belmopan, Belize?
In Ideal Weather mode, the best months to visit Belmopan are February, April, March. February is the single peak month with an Ideal Weather score of 6.8/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in Belmopan year-round?
Belmopan has a climate profile suited to sightseeing and cultural travel. Average monthly temperatures range from 23°C in December to 30°C in May, with Ideal Weather scores between 3.4 and 6.8 out of 10.
Which months should I avoid in Belmopan?
The lowest Ideal Weather-scoring months in Belmopan are June (3.4/10), August (3.5/10), October (3.5/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in Belmopan?
November is the wettest month in Belmopan, averaging about 349 mm of rainfall. April is the driest, at roughly 49 mm.
Which is the sunniest month in Belmopan?
March sees the most sun in Belmopan, with about 27 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is Belmopan a good destination for sightseeing and cultural travel?
Belmopan is well suited to sightseeing and cultural 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 Belmopan calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Belmopan: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for sightseeing and cultural travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

12

Explore by month

Curated in Belmopan

Tickets & experiences