Jaco weather in March 2026

Expect daytime maximum temperatures of 90°F in Jaco, Costa Rica in March and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 90°F maximum daytime temperature in March in Jaco90
    90°F max day temperature
  • 8 hours of sunshine per day
  • 7 days with some rainfall in March in Jaco7
    7 days with some rainfall
  • 75°F minimum night-time temperature in March in Jaco75
    75°F min night temperature
  • 12 hours of daylight per day in March in Jaco12
    12 hours of daylight per day
  • Very high heat & humidity in March in JacoVH
    Very High heat & humidity
  • 0.5 inches monthly rainfall in March in Jaco0.5
    0.5 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Jaco11
    11+ (Extreme) UV index
  • 84°F sea temperature in March in Jaco84
    84°F sea temperature

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The March weather guide for Costa Rica (Jaco) 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 Jaco in March?

Daytime temperatures usually reach 90°F in Jaco in March with very high heat and humidity, falling to 75°F at night.

How sunny is it in Jaco in March?

There are normally 8 hours of bright sunshine each day in Jaco in March - that's 68% of daylight hours.

How warm is the sea around Jaco in March?

The average sea temperature around Jaco in March is 84°F.

Does it rain in Jaco in March?

There are usually 7 days with some rain in Jaco in March and the average monthly rainfall is 0.5 inches.

Jaco March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 05:53 17:49
Monday, 16th March 2026 05:45 17:49
Tuesday, 31st March 2026 05:36 17:49

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