What is the weather like in Cali in September?

Expect temperatures between 18°C and 26°C with 60% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Cali in September?

Cali in September scores 59/100 based on 30 years of climate data. Good option with minor considerations.

Who should visit Cali in September?

September in Cali is ideal for: Cultural tourists, Business travelers.

Cali Weather in September | 30-Year Forecast

Avg High

26°C

Hottest around day 1

Avg Low

18°C

Coolest around day 1

Rainy Days

30days

60% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Cali

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

COP

$ Colombian peso

Language

Spanish

Driving

Right side

Safety

Travel Precautions

GPI: 2.729

Travel Intelligence

Exclusive flight analytics & health data for Cali

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Low Traffic

35/ 100

Traffic Index

Quieter airport

Peak Daily Arrivals

slots per day

Peak

Apr

Low

Jun

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Bogotá El Dorado (BOG)

Rionegro Jose Maria Córdova (MDE)

Tocumen (PTY)

Cartagena de Indias Rafael Nuñez (CTG)

Tumaco La Florida (TCO)

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

There iselevated chikungunya riskin Colombia.Chikungunya vaccinationmay be considered for people traveling or moving to this location if they are planning to stay for an extended period of time (for example, 6 months or more).

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Colombia.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 Colombia. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Colombia.

Malaria

CDC recommends that travelers going to certain areas of Colombia 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 areasAll areas <1,700 m (<5,600 ft) elevationNo malaria transmission in the cities of Bogotá (the capital), Cartagena, or MedellínDrug resistanceChloroquineSpeciesP. falciparum(50%)P. vivax(50%)Recommended chemoprophylaxisAtovaquone-proguanil, doxycycline, mefloquine, tafenoquine2Updated 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

View Complete Health Guide

Is September a Good Time to Visit Cali?

👌Good option with minor considerations(59/100)

Short Answer

Cali during September means embracing the rain (60%, 6mm typical). Some activities may be affected, but the lush landscapes and fewer tourists can be rewarding.

Decision Factors

High rainfall period

60% rain probability, 5.8mm average

Vaccinations required

Yellow Fever

Very high humidity

83% average humidity

Peak tourist season

91% of annual peak - expect crowds and peak prices

Ideal temperature range

25.7°C - perfect for sightseeing and outdoor activities

Health precautions needed

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

Good For

🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere
👴
Elderly travelers
83% humidity creates difficult conditions
🥾
Outdoor enthusiasts
60% rain probability disrupts outdoor activities
📸
Photographers
89% cloud cover limits natural light opportunities

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Cali in September averages 26°C with 60% precipitation probability."

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

Frequently Asked Questions: Cali in September

What are the temperatures in Cali in September?

Daytime highs average 26°C, nights drop to 18°C. Temperatures remain fairly consistent.

How many rainy days in Cali in September?

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

What to wear in Cali in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Cali?

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

Cali Weather in September

Cali September Weather Calendar