Biloxi weather in May 2026

Expect daytime maximum temperatures of 28°C in Biloxi, Mississippi in May based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 122 mm of rainfall in the month.

  • 28°C maximum daytime temperature in May in Biloxi28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in May in Biloxi8
    8 days with some rainfall
  • 18°C minimum night-time temperature in May in Biloxi18
    18°C min night temperature
  • 14 hours of daylight per day in May in Biloxi14
    14 hours of daylight per day
  • Moderate heat & humidity in May in BiloxiM
    Moderate heat & humidity
  • 122 mm monthly rainfall in May in Biloxi122
    122 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in May in Biloxi10
    10 (Very High) UV index
  • 25°C sea temperature in May in Biloxi25
    25°C sea temperature

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The May weather guide for Mississippi (Biloxi) 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 Biloxi in May?

Daytime temperatures usually reach 28°C in Biloxi in May with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Biloxi in May?

There are normally 9 hours of bright sunshine each day in Biloxi in May - that's 64% of daylight hours.

How warm is the sea around Biloxi in May?

The average sea temperature around Biloxi in May is 25°C.

Does it rain in Biloxi in May?

There are usually 8 days with some rain in Biloxi in May and the average monthly rainfall is 122mm.

Biloxi May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 05:12 18:34
Saturday, 16th May 2026 05:01 18:44
Sunday, 31st May 2026 04:54 18:53

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