Monterrico weather in December 2025

Expect daytime maximum temperatures of 91°F in Monterrico, Guatemala in December and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 91°F maximum daytime temperature in December in Monterrico91
    91°F max day temperature
  • 8 hours of sunshine per day
  • 4 days with some rainfall in December in Monterrico4
    4 days with some rainfall
  • 70°F minimum night-time temperature in December in Monterrico70
    70°F min night temperature
  • 11 hours of daylight per day in December in Monterrico11
    11 hours of daylight per day
  • High heat & humidity in December in MonterricoH
    High heat & humidity
  • 0.2 inches monthly rainfall in December in Monterrico0.2
    0.2 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in December in Monterrico9
    9 (Very High) UV index
  • 82°F sea temperature in December in Monterrico82
    82°F sea temperature

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The December weather guide for Guatemala (Monterrico) 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)  |  Imperial (°F)

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How hot is it in Monterrico in December?

Daytime temperatures usually reach 91°F in Monterrico in December with high heat and humidity, falling to 70°F at night.

How sunny is it in Monterrico in December?

There are normally 8 hours of bright sunshine each day in Monterrico in December - that's 67% of daylight hours.

How warm is the sea around Monterrico in December?

The average sea temperature around Monterrico in December is 82°F.

Does it rain in Monterrico in December?

There are usually 4 days with some rain in Monterrico in December and the average monthly rainfall is 0.2 inches.

Monterrico December sunrise & sunset times

Browse the sunrise and sunset times for Monterrico in December 2025. Select a month to view Monterrico sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:10 17:32
Tuesday, 16th December 2025 06:18 17:37
Wednesday, 31st December 2025 06:25 17:45

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