Quito Weather in September
September in Quito averages 19°C (66°F) during the day and 10°C (50°F) at night. September is part of the rainy season, with around 233 mm (9.2 in) of rainfall and frequent showers.
Rainfall in Quito in September
As part of the rainy season, Quito sees around 11 days of rain in September, with an average of 233 mm (9.2 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours.
Temperature in Quito in September
In September, Quito sees pleasant temperatures, with highs of 19°C (66°F). Nights drop to around 10°C (50°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Quito in September
The area enjoys a moderate level of sunlight, with around 189 hours. It's a good balance between sunny and rainy days.
Wind Speed in Quito in September
Wind speeds average () during September. This means conditions are typically very calm, with barely any noticeable air movement. While this is an average, some days may bring a light breeze, but many remain entirely still.If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Quito. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ecuador, check out our Quito's climate page.
Quito Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
19°C (66°F)
Chance of Rain
38%
Precipitation
233 mm (9.2 in)
Rainy days
11 days
Humidity
72%
Windspeed
()
Sunshine
189 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Quito typically stay consistent throughout September, with daily highs averaging around 19°C (66°F). Nights are cool, with lows around 9°C (48°F).
Average temperatures in September
Historical weather for Quito in September
Browse day-by-day weather records for Quito spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Quito historical weather extremes in September
Our historical data for Quito spans 2013 to 2025, revealing these weather extremes.
- The warmest day in September was on September 4, 2024, with a maximum of 28°C (82°F).
- Quito experienced its chilliest September day on September 6, 2021, reaching only 15°C (59°F).
- The lowest overnight temperature recorded in September was 4°C (39°F) (September 17, 2023).
- The heaviest September precipitation occurred on September 5, 2021, when 22 mm (0.9 in) of precipitation fell.
Best Places in Ecuador in September
Find out more about the weather in Ecuador and which places have the best travel conditions in this month. See all of Ecuador in September →
perfect weather
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tolerable
unpleasant
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What to Wear in Quito in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Quito in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ecuador, check out our Quito's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Quito climate overview or explore weather in Ecuador.
