Salta weather in December 2025

Expect daytime maximum temperatures of 28°C in Salta in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 121 mm of rainfall in the month.

  • 28°C maximum daytime temperature in December in Salta28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in December in Salta13
    13 days with some rainfall
  • 15°C minimum night-time temperature in December in Salta15
    15°C min night temperature
  • 14 hours of daylight per day in December in Salta14
    14 hours of daylight per day
  • Moderate heat & humidity in December in SaltaM
    Moderate heat & humidity
  • 121 mm monthly rainfall in December in Salta121
    121 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Salta11
    11+ (Extreme) UV index

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The December weather guide for Argentina (Salta) 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 Salta in December?

Daytime temperatures usually reach 28°C in Salta in December with moderate heat and humidity, falling to 15°C at night.

How sunny is it in Salta in December?

There are normally 6 hours of bright sunshine each day in Salta in December - that's 42% of daylight hours.

Does it rain in Salta in December?

There are usually 13 days with some rain in Salta in December and the average monthly rainfall is 121mm.

Salta December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:24 19:58
Tuesday, 16th December 2025 06:27 20:08
Wednesday, 31st December 2025 06:35 20:14

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