Climatological Report (Seasonal) Issued by NWS Portland, ME
912
CXUS51 KGYX 062138
CLSCON
PWMCLMCON 000
TTAA00 KGYX 011133
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
438 PM EST FRI MAR 6 2020
...................................
...THE CONCORD NH CLIMATE SUMMARY FOR THE WINTER SEASON, FROM
12/1/2019 TO 2/29/2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1868 TO 2020
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 74 02/21/2018
LOW -37 02/16/1943
HIGHEST 67 01/12 60 7 62 12/21
LOWEST -5 02/15 -15 10 -10 02/02
AVG. MAXIMUM 36.7 34.0 2.7 34.1
AVG. MINIMUM 18.5 13.8 4.7 15.7
MEAN 27.6 23.9 3.7 24.9
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 28 39.8 -11.8 39
DAYS MIN <= 32 87 85.8 1.2 87
DAYS MIN <= 0 6 14.2 -8.2 4
PRECIPITATION (INCHES)
RECORD
MAXIMUM 16.68 2008
MINIMUM 3.14 1980
TOTALS 10.34 8.52 1.82 10.71
DAILY AVG. 0.11 0.09 0.02 0.12
DAYS >= .01 32 31.3 0.7 31
DAYS >= .10 22 18.0 4.0 20
DAYS >= .50 6 6.0 0.0 6
DAYS >= 1.00 2 1.8 0.2 2
GREATEST
24 HR. TOTAL 1.60 12/14
SNOWFALL (INCHES)
RECORDS
TOTAL 102.0 2008
TOTALS 38.2 44.9 -6.7 30.3
SINCE 7/1 38.5 47.5 -9.0 43.6
SNOWDEPTH AVG. 6
DAYS >= TRACE 31 21.6 9.4 34
DAYS >= 1.0 13 11.5 1.5 12
GREATEST
SNOW DEPTH 11 02/23
02/21
02/22
24 HR TOTAL 5.2 12/01 TO 12/02
DEGREE_DAYS
HEATING TOTAL 3383 3700 -317 3584
SINCE 7/1 4959 5297 -338 5208
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 5.9
HIGHEST WIND SPEED/DIRECTION 33/270 DATE 01/12
HIGHEST GUST SPEED/DIRECTION 51/280 DATE 01/12
SKY COVER
AVERAGE SKY COVER 0.50
AVERAGE RH (PERCENT) 69
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
AFTER A VERY COLD NOVEMBER, METEOROLOGICAL WINTER BEGAN WITH A LONG
DURATION SNOWSTORM. SNOW BEGAN ON DECEMBER 1 AND DIDN`T END UNTIL
DECEMBER 3. A TOTAL OF 7.1 INCHES FELL DURING THAT TIME AND THE COLD
WEATHER CONTINUED FOR ANOTHER WEEK. THE TEMPERATURE BOTTOMED OUT AT
3 BELOW ZERO ON DECEMBER 8. THE VERY NEXT DAY THE WARM UP BEGAN.
RAIN AND WARMER TEMPERATURES PUT A DENT IN THE EARLY SEASON SNOW
PACK. HEAVY RAIN FELL ON DECEMBER 14 AND 15 WITH A TOTAL OF 1.84
INCHES MEASURED, WASHING AWAY THE REST OF THE SNOW. IT DID SNOW
AGAIN ON DECEMBER 17 AND 18 FOLLOWED BY SOME COLDER WEATHER, BUT THE
WARMTH RETURNED AGAIN BEFORE CHRISTMAS. ALTHOUGH THE TEMPERATURE
REMAINED WARMER THAN NORMAL, ANOTHER LONG DURATION WINTER STORM
ARRIVED TO CLOSE OUT THE YEAR WITH SNOW, SLEET, AND FREEZING RAIN
ENDING ON NEW YEARS EVE. THE WEATHER BEGAN SETTLING INTO A PATTERN
OF PERSISTENTLY WARMER THAN NORMAL TEMPERATURES WITH BRIEF PERIODS OF
ARCTIC COLD. THE WARMEST WAS ON JANUARY 12 WHEN THE TEMPERATURE
REACHED 67 DEGREES. A FEW SNOWSTORMS IN THE MIDDLE OF JANUARY HELPED
TO REPLENISH THE SNOW PACK WITH COLDER AIR ARRIVING BEHIND THESE
STORMS. THE COLDEST TEMPERATURE WAS 3 BELOW ZERO ON JANUARY 21. THIS
COLD DIDN`T LAST LONG, THOUGH, AS THE TEMPERATURE WARMED BACK INTO
THE 40S JUST A FEW DAYS LATER. ANOTHER WINTER STORM ON FEBRUARY 6
AND 7 BROUGHT SNOW, SLEET, AND FREEZING RAIN FOLLOWED BY VERY COLD
TEMPERATURES. SNOW WAS OBSERVED ON 8 STRAIGHT DAYS FROM FEBRUARY 6
THROUGH 13 WITH MORE ARCTIC COLD ARRIVING FOR VALENTINE`S DAY. THE
COLDEST TEMPERATURE WAS 5 BELOW ZERO ON THE MORNING OF FEBRUARY 15.
THE MONTH ENDED WITH MORE WARM WEATHER AND CONCORD SAW THE
TEMPERATURE RISE INTO THE 40S AND 50S MOST DAYS. THIS WARM WEATHER
ALONG WITH SOME RAIN ON FEBRUARY 27 BROUGHT THE WINTER SNOW BACK
DOWN TO ONLY 5 INCHES BY THE END OF FEBRUARY.
THE AVERAGE TEMPERATURE FOR THE WINTER WAS 27.6 DEGREES WHICH WAS
3.7 DEGREES ABOVE NORMAL. THE WARMEST WINTER WAS IN 2015-16 WHEN THE
AVERAGE TEMPERATURE WAS 30.9 DEGREES. THE COLDEST WAS 15.5 DEGREES
IN 1917-18.
A TOTAL OF 10.34 INCHES OF PRECIPITATION FELL WHICH WAS 1.82 INCHES
ABOVE NORMAL. THIS WAS THE 8TH CONSECUTIVE WINTER WITH ABOVE NORMAL
PRECIPITATION AT CONCORD. THE HEAVIEST RAIN FELL ON DECEMBER 13 AND
14 WHEN 1.84 INCHES WAS RECORDED. THE WETTEST WINTER WAS IN 2007-08
WHEN 16.68 INCHES FELL. THE DRIEST WAS IN 1979-80 WITH ONLY 3.14
INCHES.
A TOTAL OF 38.2 INCHES OF SNOW FELL WHICH WAS 6.7 INCHES BELOW
NORMAL. THE HEAVIEST SNOW FELL AT THE BEGINNING OF DECEMBER WHEN 7.1
INCHES WAS MEASURED FROM DECEMBER 1 THROUGH 3. THE LEAST SNOWY
WINTER WAS IN 1929-30 WHEN ONLY 13.8 INCHES WAS MEASURED. THE
SNOWIEST WAS IN 1950-51 WHEN 102.0 INCHES FELL.
THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN WINTER 2019-20...
DATE RECORD PREVIOUS
JAN 11 61 - WARMEST HIGH TEMPERATURE 58 IN 1980
JAN 12 67 - WARMEST HIGH TEMPERATURE 61 IN 1885
$$
KIMBLE