Flores Costa Cuca Weather in September

What's the weather like in Flores Costa Cuca (Quetzaltenango) in September 2025?

The climate in Flores Costa Cuca during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in Flores Costa Cuca and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 21°C (69°F) is normal.

Flores Costa Cuca weather averages (imperial / metric)
Daytime temperature 30.8°C 87.4°F
Nightly temperature 20.5°C 68.8°F
Average temperature 25.6°C 78.1°F
Daily sunshine 6.7 hrs
Avg rainfall 641 mm 25.2 ins
Rainy days 22 days
Sea temperature 29.5°C 85.1°F
Humidity 82%
Windspeed 7.9kph 5 mph

On average September is the wettest month of the year in Flores Costa Cuca with around 641mm 25.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.7 hours of sunshine per day.

September temperatures in Flores Costa Cuca

Flores Costa Cuca average temperature in September

September rainfall

Flores Costa Cuca average rain in September

September hourly sunshine

Flores Costa Cuca average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Flores Costa Cuca in September 2025.

Other monthly averages

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Flores Costa Cuca weather stats

Flores Costa Cuca weather statistics
Hottest month: April 32.4°C 90.3°F
Driest month: January 20mm 0.8ins
Sunniest month: March 9.2hrs
Coldest month: January 30.9°C 87.6°F
Wettest month: September 641mm 25.2ins
Map showing location of Flores Costa Cuca (14.65, -91.81667) Flores Costa Cuca map pin © Google

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