What is the weather like in Antigua Guatemala in September?

Expect temperatures between 16°C and 24°C with 81% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Antigua Guatemala in September?

Antigua Guatemala in September scores 59/100 based on 30 years of climate data. Worthwhile timing with some trade-offs.

Who should visit Antigua Guatemala in September?

September in Antigua Guatemala is ideal for: Business travelers.

Antigua Guatemala Weather in September | 30-Year Forecast

Avg High

24°C

Hottest around day 1

Avg Low

16°C

Coolest around day 1

Rainy Days

30days

81% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Antigua Guatemala

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

GTQ

Q Guatemalan quetzal

Language

Spanish

Driving

Right side

Connect

International mail was stopped for a lon...

Safety

Moderate Safety

GPI: 2.139

Travel Intelligence

Exclusive flight analytics & health data for Antigua Guatemala

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Low Traffic

27/ 100

Traffic Index

Quieter airport

Peak Daily Arrivals

slots per day

Peak

Aug

Low

Feb

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

San Benito Mundo Maya (FRS)

Houston George Bush (IAH)

San José Juan Santamaria (SJO)

Tocumen (PTY)

Santa Clara El Salvador (SAL)

Health & Safety Advisory

CDC travel health recommendations

9 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 Guatemala.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 Guatemala. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Guatemala.

Malaria

CDC recommends that travelers going to certain areas of Guatemala take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasPrimarily in the departments of Alta Verapaz, Baja Verapaz, Escuintla, Izabal, and PeténFew cases reported in other departmentsNo malaria transmission in the cities of Antigua or Guatemala City (the capital)No malaria transmission at Lake AtitlánDrug resistanceNoneSpeciesP. vivax(99%)P. falciparum(1%)Recommended chemoprophylaxisDepartments of Alta Verapaz, Baja Verapaz, Escuintla, Izabal, and Petén: Atovaquone-proguanil, chloroquine, doxycycline, mefloquine, primaquine5, tafenoquine2Other areas with reported malaria transmission: No chemoprophylaxis recommended (insect bite precautions and mosquito avoidance only)4Updated April 23, 2025See footnotes

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.

+3 more

Source: CDC Travelers' Health

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Is September a Good Time to Visit Antigua Guatemala?

👌Worthwhile timing with some trade-offs(59/100)

Short Answer

Monsoon conditions shape Antigua Guatemala's September: expect 81% daily rain chance. Mornings often clear before afternoon showers - early starts recommended.

Decision Factors

High rainfall period

81% rain probability, 8.8mm average

Vaccinations required

Yellow Fever

Seismically active region

46 earthquakes recorded in this month (30-year data)

Very high humidity

87% average humidity

Peak tourist season

91% of annual peak - expect crowds and peak prices

Ideal temperature range

24°C - perfect for sightseeing and outdoor activities

Good For

💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere
👴
Elderly travelers
87% humidity creates difficult conditions
🥾
Outdoor enthusiasts
81% rain probability disrupts outdoor activities
📸
Photographers
86% cloud cover limits natural light opportunities

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Antigua Guatemala in September averages 24°C with 81% precipitation probability."

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

Frequently Asked Questions: Antigua Guatemala in September

What are the temperatures in Antigua Guatemala in September?

Daytime highs average 24°C, nights drop to 16°C. Temperatures remain fairly consistent.

How many rainy days in Antigua Guatemala in September?

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

What to wear in Antigua Guatemala in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Antigua Guatemala?

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

Antigua Guatemala Weather in September

Antigua Guatemala September Weather Calendar