Climatological Report (Seasonal)
Issued by NWS Caribou, ME
Issued by NWS Caribou, ME
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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