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18 May 2017 Weather in Cayman

May 18 Thursday 2017

Synopsis

Cloudiness and showers over the Northwest Caribbean is expected to continue over the next 24 hours as a surface trough lingers and interact with an upper level trough. Radar images show scattered showers mainly around the Sister Islands which are moving towards the northwest.

Sunshine just makes the day a little better, but it can also cause sunburns. Check the UV Report below to be prepared

Humidity: 93%  (UP from yesterday)

UV: 10.9 VERY HIGH  (DOWN from yesterday)

Temperature: Today’s current temperature – See Weather Forecast Top Right of Website.   Yesterday: H 88.5°F  L 77.9°F  

Wind direction TODAY:  ESE: 10-20 mph

Wind direction TONIGHT: E: 10-15 mph

Barometer: 1010:00 mb  Steady  Rain:   Last month: 3.10 in    Last 24 hrs 0.00 in  This month:  1.82 in

5 Rain days in April   7 Rain days in May   1 day since rain  

2016 Season Total:  20.23 in      2017 Season Total: 8.09 in

*NOTE: Official Government record of rainfall on Grand Cayman (Owen Roberts International Airport) 2016: 27.98 inches or 28.22 inches below the 30 year average rainfall of 56.20 inches. All other readings are from SOUTH SOUND.

Average rainfall in May 5.2 in.  Average temperature in May: 75°F to 88°F

Sea Temperature in May 82°F

Moon: 55% illuminated

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