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Quito in September: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Quito in September will be like? Take a look at our weather guide for Quito, based on historical data.
Check flight prices to Quito on Avionero:
September

Weather in Quito in September 2024

OK Weather
Mild
🌧️
Rainy
Quito in September usually sees fair weather conditions, with an average daily high temperature of +18°C and roughly 2 sunny days. However, you should prepare for about 23 rainy days with an average precipitation of 197 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+18°C
Avg. max. temperature
+4°C
Min.
+24°C
Max.
197 mm
Total precipitation
67%
Avg. humidity
1 m/s
Avg. wind
2 ☀️
Sunny Days
5 ⛅️
Cloudy
23 🌦
Rainy
Our opinion: Quito has OK weather in September.

Average temperature in Quito in September

Here are the expected maximum, average and minimum temperatures in Quito for September based on the historical data.
Last Year
Historical Data

The temperature in September is +18°C on average, with a range between a maximum of +20°C during the day and a minimum of +6°C at night.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +18°C to +18°C.

Is Quito warm or cold in September?

Quito is typically mild in September.

Maximum temperatures go up compared to the previous month from +18°C to +18°C. The minimum temperature also goes up from +9°C to +9°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

September is one of the warmest months in Quito, here is the comparison with other months:

Climate in Quito in September

Quito weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+18°C+18°C+18°C
Min. temperature
+4°C+4°C+5°C
Max. temperature
+23°C+24°C+24°C
Rainfall
121 mm197 mm249 mm
Wind
1 m/s1 m/s1 m/s
Humidity
62%67%75%
Air pressure
1023 HPa1022 HPa1022 HPa
Sunny days
420
Cloudy days
1155
Rainy days
162326
Snowy days
000

September typically has worse weather conditions compared to August. The temperature levels stay the same in the area of +18°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 121 mm to 197 mm. Humidity rises from 62% to 67%. The average wind speed doesn’t change much during September, staying around 1 m/s. The days becoming less sunny, going from 4 sunny days in August to 2 in September.

October brings much the same weather, it remains ok.

Wind

Wind speed in Quito in September based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Quito is gradually increasing during September, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in Quito based on historical data.
Last Year
Historical Data
Typically, there is a 100% chance of rain on an average day in September, with total rainfall of approximately 204 mm. The maximum amount of rainfall per day is around 17 mm, which is considered light rain. September is a pretty wet month with over 30 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Quito wettest month is April, where a typical day has a 90% chance of precipitation and 289 mm of rainfall per day. July, on the other hand, is the driest month with a mere 42% chance of precipitation and 106 mm of rainfall per day.

How was the weather last September in Quito?

This is the weather in Quito in September 2023:
1 September
🌧️
+18°C
2 September
🌧️
+19°C
3 September
🌧️
+17°C
4 September
☁️
+17°C
5 September
☁️
+16°C
6 September
☁️
+16°C
7 September
☁️
+16°C
8 September
☀️
+19°C
9 September
🌧️
+19°C
10 September
☁️
+17°C
11 September
🌧️
+16°C
12 September
🌧️
+18°C
13 September
🌧️
+19°C
14 September
🌧️
+18°C
15 September
☁️
+17°C
16 September
🌧️
+16°C
17 September
🌧️
+16°C
18 September
☁️
+19°C
19 September
🌧️
+18°C
20 September
☁️
+17°C
21 September
🌧️
+18°C
22 September
☁️
+19°C
23 September
🌫️
+19°C
24 September
☁️
+16°C
25 September
🌧️
+18°C
26 September
☁️
+18°C
27 September
☀️
+20°C
28 September
🌧️
+16°C
29 September
🌧️
+18°C
30 September
🌧️
+18°C
In September 2023 Quito had 2 sunny days, 11 cloudy days, and 16 rainy days. The average maximum temperature was +18°C, with an absolute maximum of +20°C and a minimum of +16°C. The average humidity was 69%, with a maximum of 100% and a minimum of 14%. The average wind speed was 2 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change over Years

This is how Quito climate have been changing during last 43 years period.

The climate in Quito in September has not changed much over the last 43 years.

The average temperature was the lowest in 1999 (+18°C) and the highest in 2015 (+23°C). The driest year was 2012 with only 79 mm of rainfall, and the wettest year was 1993 with 320 mm.

FAQ

Frequently asked questions about the weather in Quito in September:

Is September a good time to visit Quito?

It’s always a good time to visit Quito, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Quito in September?

September has mild temperatures in Quito. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Quito rainy in September?

Quito is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Quito in September?

Usually, it’s not very sunny in Quito in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Monthly weather in Quito

Source of the data

For this page, we’ve looked at the typical weather in Quito, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.