Climatological Report (Annual)
Issued by NWS
Issued by NWS
000 CXUS51 KGYX 060122 CLAMHT PWMCLMMHT 000 TTAA00 KGYX 042003 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 822 PM EST SUN JAN 5 2020 ................................... ...THE MANCHESTER CLIMATE SUMMARY FOR THE YEAR OF 2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1885 TO 2020 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 103 07/22/2011 LOW -20 02/13/1967 HIGHEST 97 07/20 97 0 95 08/29 08/06 07/03 LOWEST 0 02/02 -5 5 -10 01/02 01/31 01/21 AVG. MAXIMUM 59.2 58.7 0.5 60.1 AVG. MINIMUM 40.6 39.7 0.9 42.1 MEAN 49.9 49.2 0.7 51.1 DAYS MAX >= 90 13 10.9 2.1 29 DAYS MAX <= 32 35 34.8 0.2 29 DAYS MIN <= 32 132 130.1 1.9 131 DAYS MIN <= 0 3 3.0 0.0 4 PRECIPITATION (INCHES) TOTALS 33.81 44.58 -10.77 51.13 DAILY AVG. 0.09 0.12 -0.03 0.14 DAYS >= .01 129 131.1 -2.1 142 DAYS >= .10 75 78.2 -3.2 88 DAYS >= .50 22 28.4 -6.4 33 DAYS >= 1.00 4 9.5 -5.5 10 GREATEST 24 HR. TOTAL 1.59 01/24 SNOWFALL (INCHES) TOTALS 63.1 76.2 SINCE 7/1 29.7 13.3 SNOWDEPTH AVG. 1 DAYS >= TRACE 51 54 DAYS >= 1.0 16 12 GREATEST SNOW DEPTH 16 12/04 12/03 24 HR TOTAL 8.0 12/01 DEGREE_DAYS HEATING TOTAL 6227 6394 -167 6034 SINCE 7/1 2309 2368 -59 2394 COOLING TOTAL 844 641 203 1063 ................................................................. WIND (MPH) AVERAGE WIND SPEED 6.9 HIGHEST WIND SPEED/DIRECTION 40/350 DATE 06/29 HIGHEST GUST SPEED/DIRECTION 49/060 DATE 10/17 SKY COVER AVERAGE SKY COVER 0.60 AVERAGE RH (PERCENT) 64 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && THE YEAR BEGAN ON A WARM NOTE AS MANCHESTER WARMED TO 52 DEGREES. AFTER LIGHT SNOW AND FREEZING RAIN ON JANUARY 8 AND 9, COLD AIR POURED INTO THE AREA AND MUCH OF THE NEXT TWO WEEKS WAS SPENT BELOW FREEZING. ANOTHER SNOWSTORM BROUGHT 6 INCHES OF SNOW ON JANUARY 19 AND 20 WITH EVEN COLDER AIR ARRIVING BEHIND IT. THE COLDEST DAY OF THE YEAR WAS JANUARY 21 WHEN THE TEMPERATURE ONLY WARMED TO 5 DEGREES. THIS WAS QUICKLY FOLLOWED BY A JANUARY THAW A FEW DAYS LATER. THE TEMPERATURE WARMED TO 56 DEGREES AND MORE THAN 1.5 INCHES OF RAIN WASHED THE SNOW AWAY. MANCHESTER DIPPED DOWN TO ZERO DEGREES AT THE END OF JANUARY AND BEGINNING OF FEBRUARY, BUT A FEW DAYS LATER AN EVEN MORE DRAMATIC WARM UP OCCURRED. THE TEMPERATURE TOPPED 60 DEGREES ON FEBRUARY 4 AND 5. THIS TREND OF OSCILLATING TEMPERATURE SWINGS CONTINUED THROUGH FEBRUARY, ALTHOUGH MANCHESTER EVENTUALLY DEVELOPED A MORE PERSISTENT SNOW COVER. MORE SNOW AND WINTER-LIKE COLD CONTINUED INTO MARCH, THOUGH EVENTUALLY WARMER WEATHER FINALLY ARRIVED. THE LAST OF THE WINTER SNOW PACK MELTED BY THE MORNING OF MARCH 16. THE NEXT FEW MONTHS SAW FREQUENT CLOUDY AND SHOWERY WEATHER. IN FACT, FROM APRIL THROUGH JUNE MANCHESTER SAW 47 DAYS WITH MEASURABLE PRECIPITATION. THE CLOUDY, WET WEATHER MEANT MANY COOL DAYS AND WARM NIGHTS. THE LAST FREEZE OF THE SEASON WAS ON APRIL 11. ALTHOUGH MOST RAINY DAYS DID NOT SEE EXCESSIVE RAINFALL, THERE WERE A FEW HEAVIER RAINFALLS INCLUDING APRIL 26 AND 27 (1.59 INCHES) AND JUNE 5 AND 6 (1.09 INCHES). A FEW PERIODS OF WARMER WEATHER WERE OBSERVED IN THE MIDST OF THE OTHERWISE CLOUDY AND WET SPRING. SOME OF THE MORE NOTABLE WARM DAYS WERE APRIL 13 (76), APRIL 19 (78), MAY 20 (83), MAY 26 (87), AND JUNE 28 (91). AFTER THE CLOUDY AND WET SPRING KEPT TEMPERATURES COOL, THE WEATHER PATTERN SHIFTED AT THE END OF JUNE AND ESPECIALLY THROUGH THE MONTH OF JULY. SUMMER HEAT ARRIVED IN THE FORM OF THREE HEAT WAVES. THE FIRST BROUGHT 4 DAYS OF 90 DEGREE HEAT FROM JULY 3 THROUGH 6. THE NEXT BROUGHT ANOTHER 3 DAYS OF 90 DEGREE HEAT FROM JULY 19 THROUGH 21. THE HOTTEST DAY OF THE YEAR WAS JULY 20 WHEN THE TEMPERATURE REACHED 97 DEGREES. THE LOW THAT DAY WAS ONLY 80 DEGREES, A SIGN OF THE HIGH HUMIDITY ACCOMPANYING THE HEAT. A COLD FRONT BROUGHT RAIN AND COOLER TEMPERATURES A FEW DAYS LATER, BUT ONE MORE HEAT WAVE WAS IN STORE BEFORE JULY WAS OVER. THE TEMPERATURE TOPPED 90 DEGREES AGAIN FROM JULY 28 THROUGH 30. A SERIES OF COLD FRONTS BROUGHT SOME RELIEF FROM THE HEAT IN AUGUST, BUT THERE WERE STILL SOME HOT DAYS INCLUDING 92 DEGREES ON AUGUST 19. THE COLD FRONTS BROUGHT PROGRESSIVELY COOLER AND DRIER AIR INTO THE REGION THROUGH MUCH OF SEPTEMBER OFTEN BRINGING WARM DAYS AND COOL NIGHTS. ALTHOUGH THE GRADUAL SHIFT TOWARD FALL WAS INEVITABLE, THERE WAS ONE MORE PERIOD OF SUMMER-LIKE WARMTH. THE TEMPERATURE TOPPED 80 DEGREES FOR 4 STRAIGHT DAYS FROM SEPTEMBER 20 THROUGH 23, INCLUDING 89 DEGREES ON SEPTEMBER 23. THE PERSISTENT FLOW OF DRY AIR OUT OF CANADA CONTRIBUTED TO A LONG STRETCH OF DRY WEATHER IN LATE SUMMER AND EARLY FALL. IN OCTOBER A NEW WEATHER PATTERN BEGAN TO EMERGE FEATURING A TROUGH OF LOW PRESSURE OVER THE CENTER OF THE COUNTRY WITH NEW ENGLAND ON THE EASTERN SIDE OF THIS TROUGH. THIS MEANT WARM, MOIST AIR WAS FUNNELED INTO THE AREA ALONG WITH MORE FREQUENT RAINFALL. SEVERAL MORE SIGNIFICANT STORM SYSTEMS AFFECTED THE AREA IN LATE OCTOBER. THE FIRST BROUGHT RAIN AND 49 MPH WINDS ON OCTOBER 17. THE LAST OF THESE STORMS ARRIVED ON HALLOWEEN WITH WINDS GUSTING TO 45 MPH ON NOVEMBER 1. THE FIRST FREEZE FINALLY OCCURRED ON NOVEMBER 2. MUCH COLDER AIR BEGAN MOVING INTO THE AREA IN MID NOVEMBER. THE TROUGH OVER THE CENTER OF THE COUNTRY SHIFTED EAST, ALLOWING VERY COLD AIR TO POUR OUT OF CANADA INTO NEW ENGLAND. IT ALL BEGAN WITH A COLD FRONT ON NOVEMBER 7. MUCH OF THE NEXT TWO WEEKS WAS 10 TO 15 DEGREES COLDER THAN NORMAL. THE COLDEST TEMPERATURE WAS 16 DEGREES ON NOVEMBER 13, 14, AND 17. GRADUALLY THE COLD SPELL BROKE WITH SOME WARMER WEATHER IN LATE NOVEMBER, INCLUDING MORE THAN AN INCH OF RAIN ON NOVEMBER 24. HOWEVER, THE COLD WAS NOT TOO FAR AWAY AND IT ARRIVED AGAIN IN DECEMBER. DECEMBER BEGAN WITH A LONG DURATION SNOWSTORM WHICH BROUGHT 20.8 INCHES OF SNOW FROM DECEMBER 1 THROUGH 3. COLD CONTINUED FOR ABOUT A WEEK, WITH THE TEMPERATURE FALLING ALL THE WAY TO 1 DEGREE ON DECEMBER 8. HOWEVER, WARMER AIR WOULD ARRIVE THE VERY NEXT DAY AS THE TEMPERATURE SOARED ABOVE 50 DEGREES. THIS WAS THE BEGINNING OF ABOUT A WEEK OF WARM WEATHER AND SIGNIFICANT RAINFALL WHICH WOULD WASH AWAY ALL OF THE EARLY SEASON SNOWFALL. THE HEAVIEST RAIN WAS ON DECEMBER 13 AND 14 WHEN 1.56 INCHES FELL. SOME SNOW FELL A FEW DAYS LATER, BUT WARMER WEATHER JUST BEFORE CHRISTMAS LEFT ONLY TRACES OF SNOW ON THE GROUND BY CHRISTMAS MORNING. THE YEAR ENDED WITH ANOTHER LONG DURATION WINTER STORM WITH MANCHESTER SEEING SNOW, SLEET, AND FREEZING RAIN ON DECEMBER 29 THROUGH 31. THE AVERAGE TEMPERATURE FOR THE YEAR WAS 49.9 DEGREES WHICH WAS 0.7 DEGREES ABOVE NORMAL AND THE COOLEST YEAR SINCE 2015. THE TEMPERATURE RANGED FROM ZERO DEGREES ON JANUARY 20, JANUARY 31, AND FEBRUARY 2 TO 97 DEGREES ON JULY 20. THE FOLLOWING TABLE LISTS THE AVERAGE TEMPERATURE FOR EACH MONTH OF 2019 INCLUDING DEPARTURES FROM NORMAL. AVERAGE TEMPERATURES BY MONTH IN 2019 MONTH MAXIMUM MINIMUM AVERAGE JANUARY 33.2 (+0.1) 17.1 (+1.4) 25.1 (+0.7) FEBRUARY 36.5 (-0.4) 20.2 (+1.2) 28.3 (+0.3) MARCH 44.9 (+0.0) 25.7 (-1.5) 35.3 (-0.7) APRIL 58.7 (+1.1) 39.3 (+2.3) 49.0 (+1.7) MAY 66.4 (-2.3) 47.9 (+0.4) 57.1 (-1.0) JUNE 78.4 (+0.9) 57.5 (+0.9) 67.9 (+0.9) JULY 87.7 (+5.3) 67.1 (+4.4) 77.4 (+4.9) AUGUST 83.0 (+2.0) 61.9 (+1.0) 72.5 (+1.5) SEPTEMBER 75.3 (+2.7) 53.4 (+0.9) 64.4 (+1.8) OCTOBER 62.5 (+1.5) 45.2 (+4.6) 53.9 (+3.1) NOVEMBER 45.6 (-4.2) 29.1 (-4.0) 37.4 (-4.1) DECEMBER 37.9 (-0.3) 22.6 (+0.1) 30.2 (-0.2) ANNUAL 59.2 (+0.5) 40.6 (+0.9) 49.9 (+0.7) THE GROWING SEASON, AS DEFINED AS THE LONGEST CONSECUTIVE DAYS ABOVE FREEZING, LASTED FOR 204 DAYS FROM APRIL 11 THROUGH NOVEMBER 2. THIS WAS 32 DAYS LONGER THAN NORMAL. A TOTAL OF 33.81 INCHES OF PRECIPITATION FELL WHICH WAS 10.77 INCHES BELOW NORMAL. THE HEAVIEST PRECIPITATION FELL ON JANUARY 24 WHEN 1.59 INCHES WAS MEASURED. THE FOLLOWING TABLE LISTS THE PRECIPITATION AND SNOWFALL TOTALS FOR EACH MONTH IN 2019 INCLUDING DEPARTURES FROM NORMAL PRECIPITATION. MONTHLY PRECIPITATION AND SNOWFALL TOTALS FOR 2019 MONTH PRECIPITATION SNOWFALL JANUARY 3.53 (+0.51) 13.7 FEBRUARY 2.64 (-0.14) 11.9 MARCH 1.38 (-2.95) 7.7 APRIL 5.00 (+1.14) 0.1 MAY 2.46 (-1.59) 0.0 JUNE 3.88 (+0.09) 0.0 JULY 2.35 (-1.45) 0.0 AUGUST 1.45 (-2.18) 0.0 SEPTEMBER 0.60 (-3.21) 0.0 OCTOBER 2.80 (-1.36) 0.0 NOVEMBER 2.36 (-1.71) T DECEMBER 5.36 (+2.08) 29.7 ANNUAL 33.81 (-10.77) 63.1 THERE WERE 4 DAYS THAT RECORDED AT LEAST 1.00 INCH OF PRECIPITATION. THIS WAS 5.5 DAYS FEWER THAN NORMAL. THE FOLLOWING TABLE LISTS THE DAYS WHICH RECEIVED AT LEAST 1.00 INCH OF PRECIPITATION IN 2019. DAYS WITH AT LEAST 1.00 INCH OF PRECIPITATION IN 2019 DAY PRECIPITATION JANUARY 24 1.59 APRIL 26 1.11 NOVEMBER 24 1.26 DECEMBER 14 1.35 SNOWFALL STATISTICS ARE NORMALLY LISTED BY SEASON RATHER THAN BY CALENDAR YEAR. HOWEVER, 2019 SAW 63.1 INCHES OF SNOWFALL. THE HEAVIEST SNOW FELL AT THE BEGINNING OF DECEMBER WHEN 20.8 INCHES FELL FROM DECEMBER 1 THROUGH 3, NEARLY ONE THIRD OF THE ANNUAL TOTAL. THE FOLLOWING TABLE LISTS THE DAYS THAT RECORDED AT LEAST 6 INCHES OF SNOWFALL IN 2019. DAYS WITH AT LEAST 6 INCHES OF SNOWFALL IN 2019 DAY SNOWFALL DECEMBER 1 8.0 DECEMBER 3 7.8 HISTORICAL RECORDS AT MANCHESTER BEGAN IN 1885, BUT WITHIN THIS RECORD THERE REMAIN NUMEROUS YEARS OF UNAVAILABLE DATA. DUE TO THIS, HISTORICAL RECORDS SHOULD BE CONSIDERED INCOMPLETE AS SOME SIGNIFICANT EXTREMES MAY BE MISSING FROM THE DATA. MORE CONSISTENT MODERN RECORDS BEGAN IN 1998 AND CONTINUE TO THE PRESENT. $$ KIMBLE