Rosario weather in December 2023

Expect 30°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Rosario in December. Check more long-term weather averages for Rosario in December before you book your next holiday to Argentina in 2023/2024.

  • 30°C maximum daytime temperature in December in Rosario30
    30°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in December in Rosario9
    9 days with some rainfall
  • 16°C minimum night-time temperature in December in Rosario16
    16°C min night temperature
  • 14 hours of daylight per day in December in Rosario14
    14 hours of daylight per day
  • Moderate heat & humidity in December in RosarioM
    Moderate heat & humidity
  • 108 mm monthly rainfall in December in Rosario108
    108 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Rosario11
    11+ (Extreme) UV index

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The December weather guide for Argentina (Rosario) 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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How hot is it in Rosario in December?

Daytime temperatures usually reach 30°C in Rosario in December with moderate heat and humidity, falling to 16°C at night.

How sunny is it in Rosario in December?

There are normally 9 hours of bright sunshine each day in Rosario in December - that's 65% of daylight hours.

Does it rain in Rosario in December?

There are usually 9 days with some rain in Rosario in December and the average monthly rainfall is 108mm.

Rosario December sunrise & sunset times

Browse the sunrise and sunset times for Rosario in December 2023. Select a month to view Rosario sunrise and sunset times for the next 12 months.


Date Sunrise times Sunset times
Friday, 1st December 2023 05:47 19:56
Saturday, 16th December 2023 05:49 20:08
Sunday, 31st December 2023 05:57 20:14

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