St Augustine weather in January 2026

Expect daytime maximum temperatures of 19°C in St Augustine, Florida in January based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 71 mm of rainfall in the month.

  • 19°C maximum daytime temperature in January in St Augustine19
    19°C max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in January in St Augustine8
    8 days with some rainfall
  • 8°C minimum night-time temperature in January in St Augustine8
    8°C min night temperature
  • 10 hours of daylight per day in January in St Augustine10
    10 hours of daylight per day
  • No heat & humidity in January in St Augustine0
    No heat & humidity
  • 71 mm monthly rainfall in January in St Augustine71
    71 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in January in St Augustine4
    4 (Moderate) UV index
  • 19°C sea temperature in January in St Augustine19
    19°C sea temperature

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The January weather guide for Florida (St Augustine) 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 Florida

How hot is it in St Augustine in January?

Daytime temperatures usually reach 19°C in St Augustine in January, falling to 8°C at night.

How sunny is it in St Augustine in January?

There are normally 7 hours of bright sunshine each day in St Augustine in January - that's 63% of daylight hours.

How warm is the sea around St Augustine in January?

The average sea temperature around St Augustine in January is 19°C.

Does it rain in St Augustine in January?

There are usually 8 days with some rain in St Augustine in January and the average monthly rainfall is 71mm.

St Augustine January sunrise & sunset times

Browse the sunrise and sunset times for St Augustine in January 2026. Select a month to view St Augustine sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:21 17:37
Friday, 16th January 2026 07:21 17:49
Saturday, 31st January 2026 07:16 18:02

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