Mazatlan weather in December 2025

Expect daytime maximum temperatures of 79°F in Mazatlan, Mexico in December based on long-term weather averages. There are 6 hours of sunshine per day on average.

  • 79°F maximum daytime temperature in December in Mazatlan79
    79°F max day temperature
  • 6 hours of sunshine per day
  • 2 days with some rainfall in December in Mazatlan2
    2 days with some rainfall
  • 63°F minimum night-time temperature in December in Mazatlan63
    63°F min night temperature
  • 11 hours of daylight per day in December in Mazatlan11
    11 hours of daylight per day
  • Low heat & humidity in December in MazatlanL
    Low heat & humidity
  • 1.0 inches monthly rainfall in December in Mazatlan1.0
    1.0 inches of monthly rainfall
  • UV (maximum) index 6 (High) in December in Mazatlan6
    6 (High) UV index
  • 75°F sea temperature in December in Mazatlan75
    75°F sea temperature

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The December weather guide for Mexico (Mazatlan) 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 Mazatlan in December?

Daytime temperatures usually reach 79°F in Mazatlan in December with low heat and humidity, falling to 63°F at night.

How sunny is it in Mazatlan in December?

There are normally 6 hours of bright sunshine each day in Mazatlan in December - that's 59% of daylight hours.

How warm is the sea around Mazatlan in December?

The average sea temperature around Mazatlan in December is 75°F.

Does it ever rain in Mazatlan in December?

There are usually 2 days with some rain in Mazatlan in December and the average monthly rainfall is 1.0 inches.

Mazatlan December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:31 17:19
Tuesday, 16th December 2025 06:40 17:23
Wednesday, 31st December 2025 06:47 17:31

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