Climatological Report (Seasonal)
Issued by NWS Caribou, ME
Issued by NWS Caribou, ME
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640 CXUS51 KCAR 072118 CLSCAR CLIMATE REPORT NATIONAL WEATHER SERVICE CARIBOU ME 416 PM EST THU DEC 07 2023 ................................... ...THE CARIBOU ME CLIMATE SUMMARY FOR THE SEASON, FROM 9/1/2023 TO 11/30/2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1939 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 92 09/01/2010 LOW -8 11/30/1995 HIGHEST 86 09/04 MM MM 83 09/11 09/05 LOWEST 6 11/25 MM MM 8 11/24 AVG. MAXIMUM 56.0 53.4 2.6 56.9 AVG. MINIMUM 39.2 35.8 3.4 37.0 MEAN 47.6 44.6 3.0 47.0 DAYS MAX >= 90 0 0.1 -0.1 0 DAYS MAX <= 32 7 7.8 -0.8 11 DAYS MIN <= 32 34 38.2 -4.2 32 DAYS MIN <= 0 0 0.2 -0.2 0 PRECIPITATION (INCHES) RECORD MAXIMUM 19.03 2008 MINIMUM 4.65 1955 TOTALS 10.06 10.78 -0.72 11.28 DAILY AVG. 0.11 0.12 -0.01 0.12 DAYS >= .01 41 38.4 2.6 30 DAYS >= .10 20 22.0 -2.0 19 DAYS >= .50 9 7.0 2.0 10 DAYS >= 1.00 1 2.2 -1.2 3 GREATEST 24 HR. TOTAL 1.30 10/07 TO 10/08 1.76 10/14 TO 10/15 SNOWFALL (INCHES) RECORDS TOTAL 35.3 1974 TOTALS 10.9 12.2 -1.3 14.3 SINCE 7/1 10.9 12.2 -1.3 MM SNOWDEPTH AVG. 0 1 DAYS >= 1.0 3 3.4 -0.4 4 GREATEST SNOW DEPTH 3 10/31 8 11/17 11/23 11/27 11/26 11/27 24 HR TOTAL MM MM DEGREE DAYS HEATING TOTAL 1605 1877 -272 1631 SINCE 7/1 1684 1991 -307 MM COOLING TOTAL 47 18 29 12 SINCE 1/1 351 224 127 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.0 HIGHEST WIND SPEED/DIRECTION 29/360 DATE 09/16 HIGHEST GUST SPEED/DIRECTION 44/330 DATE 10/08 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.59 NUMBER OF DAYS FAIR 25 NUMBER OF DAYS PC 31 NUMBER OF DAYS CLOUDY 35 AVERAGE RH (PERCENT) 76 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 10 RAIN 17 LIGHT RAIN 38 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 0 HEAVY SNOW 0 SNOW 3 LIGHT SNOW 21 SLEET 1 FOG 57 FOG W/VIS <= 1/4 MILE 14 HAZE 3 - INDICATES NEGATIVE NUMBERS. * INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. --------------------------------------------------------------------- ...NORTHERN/EASTERN MAINE FALL 2023 CLIMATE MONTHLY SUMMARY... METEOROLOGICAL FALL (SEPTEMBER THROUGH NOVEMBER) FINISHED WITH ABOVE AVERAGE TEMPERATURES. PRECIPITATION WAS MORE VARIABLE AND RANGED FROM 90 TO 130 PERCENT OF NORMAL. SNOWFALL WAS NEAR NORMAL ACROSS FAR NORTHERN MAINE AND BELOW AVERAGE DOWNEAST. TEMPERATURES RANGED FROM 2 TO 3 DEGREES ABOVE AVERAGE FOR THE 3- MONTH PERIOD, AND IT RANKED AS THE 3RD WARMEST FALL ON RECORD IN CARIBOU BEHIND ONLY 2011 AND 2017. IT RANKED AT THE 6TH WARMEST FALL ON RECORD IN HOULTON, THE 7TH WARMEST IN MILLINOCKET, AND THE 5TH WARMEST IN BANGOR. SEPTEMBER WAS A VERY WARM MONTH WITH TEMPERATURES THAT RANGED FROM 3.5 TO 4.5 DEGREES (F) ABOVE THE 1991-2020 AVERAGES. THE MOST SIGNIFICANT WEATHER EVENT OF THE MONTH WAS THE RAIN AND WIND ASSOCIATED WITH POST-TROPICAL CYCLONE LEE WHICH MADE LANDFALL IN NOVA SCOTIA. RAINFALL AMOUNTS WERE THE HIGHEST ALONG THE COAST WITH REPORTS OF 4.4 INCHES OF RAIN NEAR SOUTHWEST HARBOR AND AS MUCH AS 6.25 INCHES NEAR WHITING IN WASHINGTON COUNTY. WIND GUSTS ASSOCIATED WITH LEE RANGED MOSTLY FROM 35 TO 55 MPH INLAND AND FROM 45 TO 65 MPH ALONG THE COAST. THERE WAS A PEAK WIND GUST REPORTED 6 MILES NORTH/NORTHWEST OF PERRY IN WASHINGTON COUNTY OF 83 MPH. OCTOBER WAS ALSO MUCH WARMER THAN NORMAL WITH TEMPERATURES THAT AVERAGED FROM 6 TO 7 DEGREES (F) ABOVE AVERAGE. IT TIED AS THE WARMEST OCTOBER ON RECORD IN HOULTON, AND WAS THE 2ND WARMEST ON RECORD IN CARIBOU, MILLINOCKET, AND BANGOR. THE FIRST SUB-FREEZING TEMPERATURE OF THE MONTH WAS NOT OBSERVED UNTIL THE 24TH IN CARIBOU WHICH WAS THE 2ND LATEST ON RECORD. IN HOULTON THE FIRST SUB- FREEZING TEMPERATURE WAS OBSERVED ON 23RD, WHICH WAS THE LATEST ON RECORD. THE FIRST SNOWFALL OF THE SEASON WAS OBSERVED ON THE 30TH WITH AMOUNTS MOSTLY RANGING FROM 2 TO 4 INCHES FROM NORTHERN WASHINGTON COUNTY AND SOUTHERN PISCATAQUIS COUNTY NORTH TO THE SAINT JOHN VALLEY. NOVEMBER WAS COLDER THAN NORMAL AND TEMPERATURES RANGED FROM 1.5 TO 3 DEGREES (F) BELOW AVERAGE. THE MOST SIGNIFICANT EVENTS OF THE MONTH OCCURRED ON THE 22ND AND THE 27TH. THE STORM ON THE 22ND PRODUCED THE FIRST MEASURABLE SNOW OF THE SEASON IN BANGOR WITH AN INCH OF SNOW. THE HEAVIEST SNOW WAS OBSERVED FROM THE CENTRAL HIGHLANDS TO SOUTHEAST AROOSTOOK COUNTY WHERE 6 TO 10 INCHES OF SNOW WAS OBSERVED. AMOUNTS DROPPED OFF TO 2 TO 3 INCHES ACROSS THE SAINT JOHN VALLEY. THE NEXT STORM ON THE 27TH PRODUCED FROM 1 TO 4 INCHES OF SNOW FROM CARIBOU NORTH TO THE SAINT JOHN VALLEY WITH UP TO 7 INCHES OF SNOW IN WESTERN AROOSTOOK COUNTY AND NORTHERN SOMERSET COUNTY ALONG AND NEAR THE QUEBEC BORDER. THE STORM ALSO PRODUCED HIGH WINDS WITH A WIND GUST TO 60 MPH AT THE AIRPORT IN BANGOR AND 66 MPH AT BLUE HILL IN HANCOCK COUNTY. $$ CB/VJN