Quito in September

In September, Quito averages 19°C (66°F) during the day and 8°C (46°F) at night, with frequent rain — about 14 days of the month see precipitation (65 mm total).

High season

Conditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.

September offers comfortable temperatures in Quito, with some rain to plan around.

19°C
Avg high
8°C
Avg low
14
Rain days
65 mm
Rainfall

How September compares to the rest of the year in Quito

9th
warmest month of the 12
9th
wettest month of the 12
6%
of yearly rainfall falls in September
12 h 7 min
daylight on the 15th

September is in the middle of the year for warmth in Quito (9th of 12) and moderately rainy compared to the rest of the year (9th of 12). Daytime temperature matches the city's annual average. September runs roughly the same as August (19°C) and stays flat into October.

September sunrise & sunset in Quito

🌅
Sunrise (15th)
6:05 AM
🌇
Sunset (15th)
6:12 PM
Day length
12 h 7 min

Times shown for Quito local time (America/Guayaquil), calculated for the 15th of September. They shift by a few minutes day to day across the month.

Photography light in Quito — September

Golden-hour and blue-hour windows for the 15th of September, in Quito's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:05 AM – 5:45 AM
🌄 Golden hour (AM)
5:45 AM – 6:45 AM
🌇 Golden hour (PM)
5:32 PM – 6:32 PM
🌆 Blue hour (PM)
6:32 PM – 7:12 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Quito.

📅 When to book — Quito 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 (High season) and Quito's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — September in Quito

High season

This is a busy month in Quito — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: excellent tourism weather

Sun & mosquito risk — September in Quito

☀️ UV Index (noon, 15th)
13
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

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.

Quito in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 19°C / 66°F 9°C / 48°F 95 mm 16 0
February 19°C / 66°F 9°C / 48°F 110 mm 18 0
March 19°C / 66°F 9°C / 48°F 130 mm 20 0
April 19°C / 66°F 9°C / 48°F 165 mm 22 0
May 19°C / 66°F 9°C / 48°F 110 mm 19 0
June 19°C / 66°F 8°C / 46°F 50 mm 11 0
July 19°C / 66°F 7°C / 45°F 25 mm 8 0
August 19°C / 66°F 7°C / 45°F 35 mm 9 0
September 19°C / 66°F 8°C / 46°F 65 mm 14 0
October 19°C / 66°F 9°C / 48°F 110 mm 19 0
November 19°C / 66°F 9°C / 48°F 100 mm 17 0
December 19°C / 66°F 9°C / 48°F 90 mm 16 0

Other cities with similar September weather

🌍 See the full ranked list of climate twins for Quito in September →

Frequently asked questions

How hot is Quito in September?

In September, Quito averages a high of 19°C (66°F) and a low of 8°C (46°F) — generally mild and pleasant.

Does it rain a lot in Quito in September?

September can be fairly wet in Quito, with about 14 rainy days on average.

Is September a good time to visit Quito?

September is mild and pleasant but on the rainy side. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Quito 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 Quito for a complete, climate-based checklist.

Open Quito on the interactive map

Check the live 10-day forecast and sunrise/sunset.