Climatological Report (Monthly)
Issued by NWS Caribou, ME

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270 CXUS51 KCAR 011938 CLMCAR CLIMATE REPORT NATIONAL WEATHER SERVICE CARIBOU ME 236 PM EST FRI DEC 01 2023 ................................... ...THE CARIBOU ME CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 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 75 11/10/2020 LOW -8 11/30/1995 HIGHEST 52 11/17 MM MM 73 11/05 LOWEST 6 11/25 MM MM 8 11/24 AVG. MAXIMUM 37.8 39.5 -1.7 42.0 AVG. MINIMUM 23.7 25.6 -1.9 26.5 MEAN 30.8 32.6 -1.8 34.2 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 6 7.7 -1.7 11 DAYS MIN <= 32 29 24.0 5.0 21 DAYS MIN <= 0 0 0.2 -0.2 0 PRECIPITATION (INCHES) RECORD MAXIMUM 8.15 1983 MINIMUM 0.45 1939 TOTALS 1.96 -1.39 DAILY AVG. 0.07 0.11 -0.04 0.17 DAYS >= .01 11 13.4 -2.4 14 DAYS >= .10 4 7.2 -3.2 9 DAYS >= .50 1 2.3 -1.3 4 DAYS >= 1.00 0 0.4 -0.4 1 GREATEST 24 HR. TOTAL 0.59 11/22 TO 11/23 1.74 11/11 TO 11/12 SNOWFALL (INCHES) RECORDS TOTAL 34.9 1974 TOTALS 7.6 10.4 -2.8 14.3 SINCE 7/1 10.9 12.2 -1.3 MM SNOWDEPTH AVG. 1 3 DAYS >= 1.0 2 3.0 -1.0 4 GREATEST SNOW DEPTH 3 11/23 8 11/17 11/27 11/26 11/27 24 HR TOTAL MM MM DEGREE DAYS HEATING TOTAL 1021 974 47 915 SINCE 7/1 1684 1991 -307 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 351 224 127 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.8 HIGHEST WIND SPEED/DIRECTION 25/330 DATE 11/08 HIGHEST GUST SPEED/DIRECTION 44/330 DATE 11/08 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.65 NUMBER OF DAYS FAIR 4 NUMBER OF DAYS PC 14 NUMBER OF DAYS CLOUDY 12 AVERAGE RH (PERCENT) 72 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 2 LIGHT RAIN 7 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 0 HEAVY SNOW 0 SNOW 2 LIGHT SNOW 19 SLEET 1 FOG 10 FOG W/VIS <= 1/4 MILE 1 HAZE 1 - INDICATES NEGATIVE NUMBERS. * INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. --------------------------------------------------------------------- ...NORTHERN/EASTERN MAINE OCTOBER 2023 CLIMATE MONTHLY SUMMARY... NOVEMBER 2023 WAS COLDER THAN NORMAL WITH BELOW AVERAGE PRECIPITATION. SNOWFALL WAS BELOW AVERAGE DOWNEAST AND RANGED FROM A BIT BELOW AVERAGE TO A BIT ABOVE AVERAGE ACROSS CENTRAL AND NORTHERN PORTIONS OF THE REGION. TEMPERATURES AVERAGED FROM 1.5 TO 3 DEGREES (F) BELOW THE 1991-2020 NORMALS. PRECIPITATION RANGED FROM 50 TO 85 PERCENT OF NORMAL. SNOWFALL WAS NEAR NORMAL ACROSS CENTRAL AND NORTHERN PORTIONS OF THE AREA AND BELOW AVERAGE ACROSS THE DOWNEAST REGION. 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. BY THE END OF THE MONTH THERE WAS AN INCH OF SNOW ON THE GROUND IN CARIBOU, 4 TO 6 INCHES IN THE SAINT JOHN VALLEY, AND FROM 5 TO 10 INCHES IN WESTERN PORTIONS OF THE NORTH WOODS ALONG AND NEAR THE QUEBEC BORDER. THERE WAS NO SNOW OR ONLY A TRACE IN SPOTS FROM MILLINOCKET SOUTH TO THE COAST. THE FROST DEPTH AT CARIBOU WAS 1 INCH AS OF THE END OF THE MONTH. RIVER ICE BEGAN TO FORM DURING THE LAST 10 DAYS OF THE MONTH ON PARTS OF THE AROOSTOOK RIVER, THE SAINT JOHN, ALLAGASH, AND ABOUT AS FAR SOUTH AS THE NORTHERN PENOBSCOT BASIN. THE CLIMATE PREDICTION CENTER`S OUTLOOK FOR THE MONTH OF DECEMBER 2023 INDICATES THAT THERE ARE NO STRONG CLIMATE SIGNALS THAT POINT TOWARD IT BEING UNSUALLY COLD OR MILD. THERE ARE ALSO NO STRONG SIGNALS THAT POINT TOWARD IT BEING UNSUALLY WET (SNOWY) OR DRY. THE AVERAGE HIGH TEMPERATURES FALL FROM THE LOW 30S AT THE START OF THE MONTH ACROSS FAR NORTHERN MAINE TO THE LOW 20S BY THE END OF THE MONTH. THE AVERAGE LOWS FALL FROM THE UPPER TEENS AND INTO THE SINGLE DIGITS. ON AVERAGE THERE IS 25.2 INCHES OF SNOW IN CARIBOU, MAKING IT THE 2ND SNOWIEST MONTH ON AVERAGE. IN BANGOR THE AVERAGE HIGHS DROP FROM THE UPPER 30S ON THE 1ST TO 30F BY MONTHS END. THE AVERAGE LOWS DROP FROM THE LOW 20S TO 12F BY THE END OF THE MONTH. THE AVERAGE SNOWFALL IN BANGOR IS 14.7 INCHES. THE WINTER SOLSTICE THIS YEAR WILL OCCUR ON DECEMBER 21ST AT 10:27 PM. $$ CB/VJN