St Petersburg weather in March 2026

Expect daytime maximum temperatures of 77°F in St Petersburg, Florida in March based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 3.3 inches of rainfall in the month.

  • 77°F maximum daytime temperature in March in St Petersburg77
    77°F max day temperature
  • 9 hours of sunshine per day
  • 6 days with some rainfall in March in St Petersburg6
    6 days with some rainfall
  • 57°F minimum night-time temperature in March in St Petersburg57
    57°F min night temperature
  • 12 hours of daylight per day in March in St Petersburg12
    12 hours of daylight per day
  • No heat & humidity in March in St Petersburg0
    No heat & humidity
  • 3.3 inches monthly rainfall in March in St Petersburg3.3
    3.3 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in March in St Petersburg9
    9 (Very High) UV index
  • 66°F sea temperature in March in St Petersburg66
    66°F sea temperature

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The March weather guide for Florida (St Petersburg) 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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More about Florida

How hot is it in St Petersburg in March?

Daytime temperatures usually reach 77°F in St Petersburg in March with no heat and humidity, falling to 57°F at night.

How sunny is it in St Petersburg in March?

There are normally 9 hours of bright sunshine each day in St Petersburg in March - that's 72% of daylight hours.

How warm is the sea around St Petersburg in March?

The average sea temperature around St Petersburg in March is 66°F.

Does it rain in St Petersburg in March?

There are usually 6 days with some rain in St Petersburg in March and the average monthly rainfall is 3.3 inches.

St Petersburg March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 06:55 18:31
Monday, 16th March 2026 06:39 18:40
Tuesday, 31st March 2026 06:22 18:48

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