The weather observed at CARIBOU, ME (KCAR) at 10:54 AM EST was: The skies were cloudy. Temperature: 46F ( 8C) Dewpoint: 39F ( 4C) Relative Humidity: 76% Winds from the WNW(290 degs) at 14 mph. Pressure: 1009.8 millibars. Altimeter:29.80 inches of mercury. The prevailing visibility was 10 miles.