Rodney Bay weather live forecast

Today's maximum temperature in Rodney Bay is expected to be 90°F. Select a day from the live weather forecast for Rodney Bay, St Lucia for more weather parameters.

• Thursday
  18th Sep
  90
  81
  
  6
  10
• Friday
  19th Sep
  88
  81
  
  6
  11
• Saturday
  20th Sep
  91
  81
  
  5
  11
• Sunday
  21st Sep
  90
  82
  
  6
  11
• Monday
  22nd Sep
  90
  82
  
  7
  11

5-day weather forecast updated at 04:03 on Thursday 18th September 2025 GMT

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The 5-day weather forecast for St Lucia (Rodney Bay) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Rodney Bay weather forecast by day

Below are the detailed weather forecasts for Rodney Bay for the next 5 days.

Rodney Bay weather for Thursday 18th September 2025

Expect isolated thunderstorms in Rodney Bay, St Lucia with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a light breeze of 7 mph from the east.

• 90
  °F maximum temperature
• 81
  °F minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 10
  UV index (Very High)
• 68
  % chance of some rain
• <2
  mm of rainfall expected
• H
  high heat & humidity
• 7
  mph wind from E

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Rodney Bay weather for Friday 19th September 2025

Expect isolated thunderstorms in Rodney Bay, St Lucia with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 79% chance of some rain and a light breeze of 6 mph from the east.

• 88
  °F maximum temperature
• 81
  °F minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 11
  UV index (Extreme)
• 79
  % chance of some rain
• <2
  mm of rainfall expected
• M
  moderate heat & humidity
• 6
  mph wind from E

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Rodney Bay weather for Saturday 20th September 2025

Expect isolated thunderstorms in Rodney Bay, St Lucia with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a light breeze of 4 mph from the east.

• 91
  °F maximum temperature
• 81
  °F minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 11
  UV index (Extreme)
• 66
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 4
  mph wind from E

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Rodney Bay weather for Sunday 21st September 2025

Expect isolated thunderstorms in Rodney Bay, St Lucia with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 9 mph from the east.

• 90
  °F maximum temperature
• 82
  °F minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 11
  UV index (Extreme)
• 71
  % chance of some rain
• <10
  mm of rainfall expected
• H
  high heat & humidity
• 9
  mph wind from E

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Rodney Bay weather for Monday 22nd September 2025

Expect isolated thunderstorms in Rodney Bay, St Lucia with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 11 mph from the east.

• 90
  °F maximum temperature
• 82
  °F minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 74
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 11
  mph wind from E

Back to top

Sandals sale: up to £300 off Caribbean holidays

Discount Code

• Save up to £300 on all inclusive holidays to the Caribbean
• Discount varies by total spend. 7 night minimum stay
• Travel before 31st December 2027 (inclusive)

Show discount code ******ALE

Redeem Sandals discount code >>

Expires at 23:59 on Tuesday 30th Sep 2025 · View all Sandals offers

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