Rio Dulce weather in September 2025

Expect 32°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Rio Dulce in September. Check more long-term weather averages for Rio Dulce in September before you book your next holiday to Guatemala in 2025/2026.

  • 32°C maximum daytime temperature in September in Rio Dulce32
    32°C max day temperature
  • 6 hours of sunshine per day
  • 20 days with some rainfall in September in Rio Dulce20
    20 days with some rainfall
  • 23°C minimum night-time temperature in September in Rio Dulce23
    23°C min night temperature
  • 12 hours of daylight per day in September in Rio Dulce12
    12 hours of daylight per day
  • Very high heat & humidity in September in Rio DulceVH
    Very High heat & humidity
  • 374 mm monthly rainfall in September in Rio Dulce374
    374 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Rio Dulce11
    11+ (Extreme) UV index

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The September weather guide for Guatemala (Rio Dulce) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Guatemala

How hot is it in Rio Dulce in September?

Daytime temperatures usually reach 32°C in Rio Dulce in September with very high heat and humidity, falling to 23°C at night.

How sunny is it in Rio Dulce in September?

There are normally 6 hours of bright sunshine each day in Rio Dulce in September - that's 48% of daylight hours.

Does it rain in Rio Dulce in September?

There are usually 20 days with some rain in Rio Dulce in September and the average monthly rainfall is 374mm.

What is the chance of a hurricane in Rio Dulce in September?

On average less than 1 day in September in Rio Dulce is likely to be affected by the passage of one or more tropical storms.

Rio Dulce September sunrise & sunset times

Browse the sunrise and sunset times for Rio Dulce in September 2025. Select a month to view Rio Dulce sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:43 18:08
Monday, 15th September 2025 05:45 17:57
Tuesday, 30th September 2025 05:46 17:46

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