Ecuador

Ecuador Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Ecuador in September.

Planning a trip to Ecuador this September? Here's what you need to know about the weather:

What to Expect in Ecuador in September

Ecuador has a wide variety of climate types. During September, you can expect temperatures that range from mild to very warm and precipitation levels ranging from low to heavy.

Temperatures

During the day the temperature is mild in Papallacta at 14°C (57°F) and very warm in Yasuní National Park at 31°C (88°F). As night falls, temperatures generally drop to 22°C (72°F) in Yasuní National Park and 5°C (41°F) in Papallacta.

For specific regional insights in Ecuador, refer to the map provided below.

Precipitation

In September, precipitation varies across different areas. From low rainfall in Bellavista with an average of 5 mm (0.2 in) to heavy rainfall in Huigra with 941 mm (37 in).

Average sunshine

Most areas see decent amounts of sunshine this month. Quito gets around 189 hours of sunlight, providing a pleasant balance of sun and clouds. If you'd prefer more guaranteed sunshine, our weather planner can show you sunnier spots around the world.

Explore Ecuador by month

Best Places to Visit in Ecuador in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Ecuador.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Ecuador

What is the weather like in September for some of the most popular destinations in Ecuador?

Temperature range in Ecuador (September)

Precipitation variation in Ecuador (September)

Quito

In September Quito generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 10°C (50°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
20°C (68°F)
19°C (66°F)
19°C (66°F)
Min temperature
10°C (50°F)
10°C (50°F)
10°C (50°F)
Monthly sun hours
257 hours
189 hours
177 hours
Monthly rainfall
133 mm (5.2 in)
233 mm (9.2 in)
295 mm (12 in)
Monthly rainy days
7 days
11 days
16 days
Weather conditions

Guayaquil

In September Guayaquil generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 21°C (70°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
28°C (82°F)
29°C (84°F)
29°C (84°F)
Min temperature
21°C (70°F)
21°C (70°F)
21°C (70°F)
Monthly sun hours
146 hours
163 hours
128 hours
Monthly rainfall
102 mm (4 in)
120 mm (4.7 in)
90 mm (3.5 in)
Monthly rainy days
2 days
2 days
3 days
Weather conditions

Cuenca

In September Cuenca generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
14°C (57°F)
15°C (59°F)
16°C (61°F)
Min temperature
5°C (41°F)
6°C (43°F)
7°C (45°F)
Monthly sun hours
186 hours
151 hours
155 hours
Monthly rainfall
56 mm (2.2 in)
67 mm (2.6 in)
131 mm (5.2 in)
Monthly rainy days
14 days
13 days
15 days
Weather conditions

Puerto Ayora

In September Puerto Ayora generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 20°C (68°F) and low monthly rainfall. So on average the conditions are perfect that month.

August
September
October
Max temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Min temperature
20°C (68°F)
20°C (68°F)
20°C (68°F)
Monthly rainfall
6.7 mm (0.3 in)
5.4 mm (0.2 in)
5.7 mm (0.2 in)
Monthly rainy days
16 days
16 days
13 days
Weather conditions

Baños

In September Baños generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 7°C (45°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
16°C (61°F)
17°C (63°F)
18°C (64°F)
Min temperature
6°C (43°F)
7°C (45°F)
8°C (46°F)
Monthly sun hours
101 hours
98 hours
98 hours
Monthly rainfall
147 mm (5.8 in)
150 mm (5.9 in)
214 mm (8.4 in)
Monthly rainy days
14 days
15 days
17 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Ecuador.

In our records: Ecuador September extremes

Notable September records observed across cities in Ecuador in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest September daytime high in Ecuador was 5°C (41°F) in Urcuquí on September 14, 1996.

Popular cities in September

Day & night temperatures, rainfall and average weather in Ecuador in September.

City Weather Day temp Night temp Rainfall
Quito 19°C (66°F) 10°C (50°F) 233 mm (9.2 in)
Guayaquil 29°C (84°F) 21°C (70°F) 120 mm (4.7 in)
Cuenca 15°C (59°F) 6°C (43°F) 67 mm (2.6 in)
Puerto Ayora 26°C (79°F) 20°C (68°F) 5.4 mm (0.2 in)
Salinas 23°C (73°F) 21°C (70°F) 19 mm (0.7 in)
Mindo 22°C (72°F) 15°C (59°F) 361 mm (14 in)

Ecuador weather in September: frequently asked questions

What is the weather like in Ecuador in September?

Ecuador typically experiences poor weather in September, part of the season. Daytime highs in Quito average around 19°C (66°F), and temperatures drop to about 10°C (50°F) at night.

What is the average temperature in Ecuador in September?

Daytime temperatures in Quito peak at roughly 19°C (66°F) in September, dropping to about 10°C (50°F) overnight.

Does Ecuador get a lot of rain in September?

Yes. September brings heavy rainfall to Ecuador, with Quito averaging around 233 mm (9.2 in). Expect frequent showers and pack accordingly.

Is September a Good Time to Visit Ecuador?

Given the typically poor weather conditions in Quito, September may not be the ideal time to visit Ecuador.

On average, the best time to visit Ecuador is in August with generally pleasant weather in Quito. On the other hand, the weather in January, February, March, April, May, September, October, November and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Ecuador.

Weather and climate has detailed information for every country in the world. Are you going to Ecuador? Get detailed historical weather averages for many cities in Ecuador.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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