BOF 000 CXUS51 KCAR 021212 CLMBGR CLIMATE REPORT NATIONAL WEATHER SERVICE CARIBOU, ME 809 AM EDT THU MAY 2 2013 ................................... ...THE BANGOR ME CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1925 TO 2013 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 92 04/27/1990 LOW 4 04/01/1928 HIGHEST 69 04/30 MM MM 83 04/17 LOWEST 20 04/07 MM MM 20 04/01 AVG. MAXIMUM 52.0 52.8 -0.8 56.8 AVG. MINIMUM 30.0 32.2 -2.2 34.5 MEAN 41.0 42.5 -1.5 45.6 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.4 -0.4 0 DAYS MIN <= 32 22 15.0 7.0 13 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 11.04 1983 MINIMUM 0.59 1999 TOTALS 1.77 -1.85 DAILY AVG. 0.06 0.12 -0.06 0.13 DAYS >= .01 10 11.3 -1.3 9 DAYS >= .10 4 7.0 -3.0 5 DAYS >= .50 0 2.2 -2.2 2 DAYS >= 1.00 0 0.5 -0.5 1 GREATEST 24 HR. TOTAL 0.46 04/20 TO 04/20 04/23 TO 04/24 04/08 TO 04/08 04/08 TO 04/08 SNOWFALL (INCHES) RECORDS TOTAL 24.4 2007 TOTALS 1.1 3.7 -2.6 T SINCE 7/1 74.3 66.1 8.2 49.1 SNOWDEPTH AVG. 0 MM MM 0 DAYS >= 1.0 1 1.0 0.0 0 GREATEST SNOW DEPTH 1 04/13 0 MM 24 HR TOTAL 1.1 MM 04/08 TO 04/08 04/08 TO 04/08 04/08 TO 04/08 DEGREE_DAYS HEATING TOTAL 715 675 40 574 SINCE 7/1 7095 7398 -303 6251 COOLING TOTAL 0 0 0 2 SINCE 1/1 0 0 0 2 ......................................................... WIND (MPH) AVERAGE WIND SPEED 7.9 HIGHEST WIND SPEED/DIRECTION 30/320 DATE 04/06 HIGHEST GUST SPEED/DIRECTION 40/320 DATE 04/06 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 9 NUMBER OF DAYS PC 8 NUMBER OF DAYS CLOUDY 13 AVERAGE RH (PERCENT) 65 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 1 HEAVY RAIN 1 RAIN 5 LIGHT RAIN 14 FREEZING RAIN 0 LT FREEZING RAIN 2 HAIL 0 HEAVY SNOW 0 SNOW 1 LIGHT SNOW 5 SLEET 1 FOG 16 FOG W/VIS <= 1/4 MILE 3 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ NORTHERN AND EASTERN MAINE MONTHLY CLIMATE NARRATIVE: APRIL 2013 GOT OFF TO A COLD START AT BOTH CARIBOU AND BANGOR. DURING THE FIRST TWO WEEKS OF THE MONTH IT WAS THE COLDEST START TO APRIL SINCE 2007. APRIL 6TH WAS AN UNUSUALLY COLD DAY AT CARIBOU WITH A HIGH TEMPERATURE OF ONLY 30 DEGREES. IT WAS THE LATEST DATE WITH A HIGH TEMPERATURE BELOW THE FREEZING MARK IN TEN YEARS. ON AVERAGE THE LAST DATE WITH A HIGH TEMPERATURE BELOW FREEZING OCCURS IN LATE MARCH. TEMPERATURES MODERATED SIGNIFICANTLY LATE IN THE MONTH...AND IN MOST AREAS THE WARMER WEATHER LATE IN THE MONTH MADE UP FOR THE COLD START. BY THE END OF THE MONTH...THE AVERAGE TEMPERATURE AT CARIBOU OF 38.6 DEGREES WAS EXACTLY NORMAL. AT BANGOR...THE AVERAGE MONTHLY TEMPERATURE OF 41 DEGREES WAS 1.5 DEGREES BELOW NORMAL. ACROSS NORTHERN AND EASTERN MAINE TEMPERATURES AVERAGED FROM 2 DEGREES BELOW NORMAL TO AROUND 1 DEGREE ABOVE NORMAL. TEMPERATURES THIS PAST APRIL AT CARIBOU RANGED FROM A LOW OF 11 DEGREES AT CARIBOU ON THE MORNING OF THE 3RD TO A HIGH OF 73 DEGREES ON THE 30TH. AT BANGOR...TEMPERATURES RANGED FROM A LOW OF 20 DEGREES ON THE 7TH TO A HIGH OF 69 ON THE 30TH. TEMPERATURES IN MANY OF THE NORMALLY COLDER VALLEYS DROPPED INTO THE SINGLE DIGITS ON THE MORNING OF THE 3RD. APRIL WAS A VERY DRY MONTH WITH PRECIPITATION IN MOST AREAS ONLY 40 TO 70 PERCENT OF NORMAL. THE ONLY EXCEPTION WAS ACROSS PARTS OF WASHINGTON COUNTY WHERE PRECIPITATION WAS CLOSE TO NORMAL DUE TO A HEAVY RAIN EVENT ON THE 23RD INTO THE 24TH THAT PRODUCED UP TO 2 INCHES OF RAIN. AT BANGOR A TOTAL OF 1.77 INCHES OF RAIN (AND MELTED SNOW AS OBSERVED) THIS APRIL WHICH WAS ONLY 49 PERCENT OF NORMAL...AND MADE IT THE DRIEST APRIL SINCE 2001. AT CARIBOU A TOTAL OF 1.40 INCHES OF RAIN (AND MELTED SNOW) WAS OBSERVED WHICH WAS 53 PERCENT OF NORMAL...AND ALSO MADE IT THE DRIEST APRIL SINCE 2001. SNOWFALL WAS ALSO BELOW NORMAL IN APRIL. MOST OF THE SNOW WAS OBSERVED ON THE 12TH INTO THE 13TH WHEN 2 TO 5 INCHES OF SNOW FELL ACROSS MUCH OF NORTHERN MAINE. A TOTAL OF 4.3 INCHES OF SNOW WAS OBSERVED AT CARIBOU THIS PAST APRIL WHICH WAS 3.1 INCHES BELOW NORMAL. AT BANGOR A TOTAL OF 1.1 INCHES OF SNOW WAS OBSERVED WHICH WAS 2.6 INCHES BELOW NORMAL. ALTHOUGH THERE WAS ONLY A TRACE OF SNOW ON THE GROUND AT THE START OF THE MONTH AT CARIBOU...THERE WAS STILL SIGNIFICANT SNOW IN THE NORTH MAINE WOODS WITH 23 INCHES OF SNOW ON THE GROUND AT WINTERVILLE ON THE 1ST. BY THE END OF THE MONTH...ONLY THE HIGHEST ELEVATIONS OF THE NORTHERN MAINE WOODS STILL HAD ANY SNOW REMAINING ON THE GROUND. TWELVE INCHES OF SNOW WAS REPORTED AT BALD MOUNTAIN AS OF THE 24TH...BUT MOST OF THIS SNOW LIKELY MELTED BY MONTHS END DUE TO THE WARM WEATHER. THE OUTLOOK FOR MAY FROM THE CLIMATE PREDICATION CENTER CALLS FOR AN INCREASED CHANCE OF ABOVE NORMAL TEMPERATURES. THERE ARE NO STRONG CLIMATE SIGNALS THAT TILT THE ODDS IN FAVOR OF EITHER AN UNUSUALLY DRY OR WET MAY. AT CARIBOU (BANGOR) THE AVERAGE HIGH TEMPERATURE ON THE 1ST IS 56 (60) AND BY THE END OF THE MONTH RISES TO 68 (70). THE AVERAGE LOWS WARM FROM 36 TO 45 AT CARIBOU AND FROM 38 TO 47 AT BANGOR. AVERAGE PRECIPITATION OF 3.33 INCHES AT CARIBOU WHICH INCLUDES 0.5 INCHES OF SNOW...AND 3.64 INCHES AT BANGOR. ON AVERAGE THE LAST 32 DEGREE TEMPERATURE OF THE SPRING OCCURS ON MAY 15TH AT CARIBOU AND MAY 7TH AT BANGOR...ALTHOUGH MANY OUTLYING AREAS AND SHELTERED VALLEYS ACROSS NORTHERN MAINE MAY EXPERIENCE A FROST INTO EARLY JUNE. $$ CB/VJN EOF