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Belize, Belize · Tropical

Belize in September: go or not?

Mixed period. Belize in September: 4.5/10.

📅 Updated August 2026 🛰️ ERA5 · 10 years 📍 17.25°N · 88.77°W
⚡ This month's verdict
Why not
Belize · September
4.5
24–31°
Temperature
84%
Rain
6h
Sun
🌴 Tropical☀️ High UV🌧️ Monsoon season
Photo : Agnes Lee via Unsplash
The month in detail

What to expect in September

September falls in the wet season in Belize. Showers are often brief but intense. With 84.0% of rainy days, always have indoor alternatives planned.

September ranks 10 out of 12 months in Belize. Compared to August: 5 pts more rainy days.

This month's conditions

What it's like in September

UV index
8 · very high
protection essential
Feels like
very humid
24°
Daylight
12.1h of daylight
Air quality
excellent
AQI 13
Compare

Is September the right month?

The best month in Belize is January (7.7/10), 3.2 pts higher than September.

See January →See all 12 months →
Context

Our verdict

Belize (formerly British Honduras ), small English-speaking country in Central America between Mexico and Guatemala on the Caribbean coast: 410,000 inhabitants. Only English-speaking country in Central America (British colonial heritage 1862-1981), former pre-Columbian Maya territory.

Read Gilles' full review →

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Belize

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a tropical stay.

Country · Belize

🗣️LanguageEnglish
💶CurrencyDollar du Belize ($)
🚗DrivingRight-hand
🛡️Safety Very safe · 1/5
💰Cost of living Cheap · 2/5

🌡️ Climate

🌍Climate typeTropical
📈Climate trend Stable
🔥Hottest monthMay · 33°C
❄️Coolest monthJanuary · 27°C
🌧️Rainiest month June · 84%

🏝️ Tropical stay

🌞Dry season May → Sep
🌧️Wet season Dec → Mar
🌀Cyclones Season Nov-Apr
Location

Where is Belize ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Belize
Tropical climate with a 7.7 → 4.5 gap between best and worst month. 10 years of ERA5 data to choose by project.
17.25°N · 88.77°W
Questions

Frequently asked questions

What is the best time to visit Belize?
January is the best month with 27.0°C highs, 20.0°C lows, 6.2h of sunshine and 53.0% rainy days. The months of January & February offer comparable conditions.
How many hours of sunshine does Belize get in January?
Belize averages 6.2 sunshine hours per day in January. It is the sunniest month with a climate score of 7.2/10.
What is the rainiest month in Belize?
June is the most unfavourable month with June has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Belize in January?
In January, overnight lows reach 20.0°C, while afternoon highs average 27.0°C.
Is Belize good in winter?
In winter (December-February), Belize scores 7.1/10 on average — Decent period conditions for cultural visits.. The best month overall remains January with a score of 7.2/10.
When should you avoid Belize?
June is the most difficult month to visit Belize, with June has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Do you need sun protection in Belize in September?
The average UV index reaches 8 in September in Belize (very high), with about 12.1h of daylight. Protection essential.