Cali in September
In September, Cali averages 26°C (79°F) during the day and 18°C (65°F) at night, with frequent rain — about 24 days of the month see precipitation (227 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
September offers comfortable temperatures in Cali, with some rain to plan around.
How September compares to the rest of the year in Cali
September is one of the warmest months in Cali (2nd of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 1°C above the annual average (25°C). September runs roughly the same as August (26°C) and cools 1°C in October (25°C).
September sunrise & sunset in Cali
Times shown for Cali local time (America/Bogota), calculated for the 15th of September. They shift by a few minutes day to day across the month.
Photography light in Cali — September
Golden-hour and blue-hour windows for the 15th of September, in Cali's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Cali in September
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (Shoulder) and Cali's popularity.
Crowds & pricing — September in Cali
Cali is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: comfortable tourism weather
Sun & mosquito risk — September in Cali
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Cali in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 25°C / 77°F | 18°C / 65°F | 236 mm | 25 | — |
| February | 26°C / 78°F | 19°C / 65°F | 200 mm | 23 | — |
| March | 25°C / 78°F | 19°C / 65°F | 331 mm | 27 | — |
| April | 25°C / 78°F | 19°C / 66°F | 331 mm | 25 | — |
| May | 25°C / 78°F | 19°C / 65°F | 337 mm | 26 | — |
| June | 25°C / 78°F | 18°C / 65°F | 271 mm | 22 | — |
| July | 26°C / 78°F | 18°C / 64°F | 250 mm | 22 | — |
| August | 26°C / 79°F | 18°C / 64°F | 201 mm | 21 | — |
| September | 26°C / 79°F | 18°C / 65°F | 227 mm | 24 | — |
| October | 25°C / 78°F | 18°C / 65°F | 357 mm | 28 | — |
| November | 25°C / 77°F | 19°C / 65°F | 351 mm | 27 | — |
| December | 25°C / 78°F | 18°C / 65°F | 264 mm | 25 | — |
Other cities with similar September weather
🌍 See the full ranked list of climate twins for Cali in September →
Frequently asked questions
How hot is Cali in September?
In September, Cali averages a high of 26°C (79°F) and a low of 18°C (65°F) — generally warm.
Does it rain a lot in Cali in September?
September is quite rainy in Cali, with about 24 rainy days on average.
Is September a good time to visit Cali?
September is warm but on the rainy side. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Cali in September?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full September packing list for Cali for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.