30YearWeather
San Pedro in September
San Pedro weather in September - Belize
🌧️Wet Season

San Pedro Weather in September

Plan your September trip to San Pedro, Belize. Based on 30 years of NASA data, expect temperatures of 30°C (high) to 26°C (low), with 62% rain probability and 8 hours of daily sunshine. The Coastal Waters averages 31°C in September. Pack rain gear for around 30 rainy days.

Avg High
30°C

Hottest around day 3

Avg Low
26°C

Coolest around day 30

Rainy Days
30days

62% avg rain chance

Sunshine
8hrs/day

Autumn season

Sea Temperature in September

Coastal Waters(Ocean)

30.7°C

Monthly Average

Water Feel
🌴Tropical

Perfect for swimming and water sports

Swim Rating
Excellent for swimming

Based on average sea surface temperature

Body of Water
Coastal Waters

Ocean

San Pedro coastline

San Pedro September Weather Calendar

Click any day to see detailed weather information

Currency

BZD

$ Belize dollar

Language

Belizean Creole

+2 more

Driving

Right side

Travel Intelligence

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Health & Safety Advisory

CDC travel health recommendations

8 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Chikungunya

All travelers should take steps to prevent mosquito bites. Chikungunya vaccination is generally not recommended. Travelers who wish to consider vaccination can visit “What to consider before traveling” on thechikungunya vaccinespage to learn more.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Belize.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Belize. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Belize.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are sometimes found in Belize.Rabies is also present in some terrestrial wildlife species.If rabies exposures occur while in Belize, rabies vaccines may only be available in larger suburban/urban medical facilities.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

+2 more

Source: CDC Travelers' Health

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Is September a Good Time to Visit San Pedro?

🤔Challenging but still popular with travelers
Short Answer

⚠️ September falls in San Pedro's typhoon season. While daily weather averages 30°C with 62% rain, tropical storms can disrupt travel. Flexible bookings recommended.

Decision Factors

Atlantic Hurricane season active

Atlantic zone - expect potential atlantic hurricane activity

Oppressive heat and humidity

30.4°C with 82% humidity - challenging conditions

High rainfall period

62% rain probability, 5.7mm average

Vaccinations required

Yellow Fever

Feels significantly hotter than 30.4°C

Heat index: 40°C due to 82% humidity

Warm tropical seas

30.7°C sea temperature - Hot Soup

Good For

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 👨‍👩‍👧‍👦
    Families with children

    40°C heat index dangerous for children

  • 👴
    Elderly travelers

    Heat index of 40°C poses health risks

  • 🥾
    Outdoor enthusiasts

    62% rain probability disrupts outdoor activities

  • 📸
    Photographers

    69% cloud cover limits natural light opportunities

900 observations30-year historical data
Confidence: 95%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,San Pedro in September averages 30°C with 62% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: San Pedro in September

What are the temperatures in San Pedro in September?

Daytime highs average 30°C, nights drop to 26°C. Temperatures remain fairly consistent.

How many rainy days in San Pedro in September?

Expect around 30 days with measurable rainfall. Definitely pack rain gear.

What to wear in San Pedro in September?

Light, breathable fabrics. Don't forget sunglasses and a hat.

Is September peak season in San Pedro?

This is off-peak season. Expect lower prices and fewer crowds.