What is the weather like in Limón in September?

Expect temperatures between 23°C and 29°C with 82% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Limón in September?

Limón in September scores 46/100 based on 30 years of climate data. Requires preparation but many visit successfully.

Who should visit Limón in September?

September in Limón is ideal for: Business travelers.

Limón Weather in September | 30-Year Forecast

Avg High

29°C

Hottest around day 25

Avg Low

23°C

Coolest around day 5

Rainy Days

30days

82% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Limón

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

CRC

₡ Costa Rican colón

Language

Spanish

Driving

Right side

Safety

High Safety

GPI: 1.732

Travel Intelligence

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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 Costa Rica.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 Costa Rica. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Costa Rica.

Malaria

CDC recommends that travelers going to certain areas of Costa Rica 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 areasPresent in the provinces of Alajuela and LimónRare to no transmission in other parts of the countryDrug resistanceNoneSpeciesP. falciparum(86%)P. vivax(14%)Recommended chemoprophylaxisAlajuela and Limón Provinces: Atovaquone-proguanil, chloroquine, doxycycline, mefloquine, tafenoquine2All other areas: 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 Limón?

🤔Requires preparation but many visit successfully(46/100)

Short Answer

September brings storm season risk to Limón. While typical weather is 29°C with 82% rain, plan for potential disruptions and secure cancellation-friendly bookings.

Decision Factors

Atlantic Hurricane season active

Atlantic zone - expect potential atlantic hurricane activity

Oppressive heat and humidity

28.6°C with 88% humidity - challenging conditions

High rainfall period

82% rain probability, 8.3mm average

Vaccinations required

Yellow Fever

Feels significantly hotter than 28.6°C

Heat index: 35°C due to 88% humidity

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Chagas disease (American Trypanosomiasis)

Good For

💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

🏖️
Beach lovers
Sea temperature only undefined°C - too cold for comfortable swimming
👴
Elderly travelers
88% humidity creates difficult conditions
🥾
Outdoor enthusiasts
82% rain probability disrupts outdoor activities
📸
Photographers
85% cloud cover limits natural light opportunities

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Limón in September averages 29°C with 82% precipitation probability."

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

Frequently Asked Questions: Limón in September

What are the temperatures in Limón in September?

Daytime highs average 29°C, nights drop to 23°C. Temperatures remain fairly consistent.

How many rainy days in Limón in September?

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

What to wear in Limón in September?

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

Is September peak season in Limón?

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

Limón Weather in September

Limón September Weather Calendar