Climatological Report (Monthly)
Issued by NWS Caribou, ME
Issued by NWS Caribou, ME
338
CXUS51 KCAR 260029 CCA
CLMCAR
CLIMATE REPORT
NATIONAL WEATHER SERVICE CARIBOU ME
519 PM EDT MON APR 01 2024
...................................
CORRECTED FOR DISSEMINATION PURPOSES.
...THE CARIBOU ME CLIMATE SUMMARY FOR THE MONTH OF MARCH 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 75 03/21/2012
LOW -28 03/02/2001
HIGHEST 50 03/15 MM MM 44 03/08
03/12
LOWEST 0 03/01 MM MM -4 03/04
AVG. MAXIMUM 38.4 34.3 4.1 36.2
AVG. MINIMUM 23.9 15.6 8.3 20.3
MEAN 31.2 25.0 6.2 28.3
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 4 13.0 -9.0 9
DAYS MIN <= 32 27 29.3 -2.3 31
DAYS MIN <= 0 1 4.1 -3.1 1
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.27 2008
MINIMUM 0.66 1965
TOTALS 5.74 2.97
DAILY AVG. 0.19 0.09 0.10 0.07
DAYS >= .01 19 12.5 6.5 16
DAYS >= .10 13 6.4 6.6 6
DAYS >= .50 3 1.8 1.2 2
DAYS >= 1.00 1 0.3 0.7 0
GREATEST
24 HR. TOTAL 1.34 03/29 TO 03/30 0.62 03/25 TO 03/26
SNOWFALL (INCHES)
RECORDS
TOTAL 47.1 1955
TOTALS 29.8 21.4 8.4 29.6
SINCE 7/1 86.8 109.1 -22.3 MM
SNOWDEPTH AVG. 3 19
DAYS >= 1.0 8 5.2 2.8 8
GREATEST
SNOW DEPTH 13 03/24 27 03/03
24 HR TOTAL MM MM
DEGREE DAYS
HEATING TOTAL 1043 1242 -199 1132
SINCE 7/1 6636 7703 -1067 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 MM
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WIND (MPH)
AVERAGE WIND SPEED 7.8
HIGHEST WIND SPEED/DIRECTION 28/300 DATE 03/30
HIGHEST GUST SPEED/DIRECTION 46/290 DATE 03/30
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.64
NUMBER OF DAYS FAIR 9
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 17
AVERAGE RH (PERCENT) 74
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 5
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 2 SNOW 4
LIGHT SNOW 16 SLEET 0
FOG 19 FOG W/VIS <= 1/4 MILE 8
HAZE 0
- INDICATES NEGATIVE NUMBERS.
* INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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...MARCH 2024 CLIMATE NARRATIVE FOR NORTHERN/EASTERN MAINE...
MARCH 2024 FINISHED WITH WELL ABOVE AVERAGE TEMPERATURES AND ABOVE
AVERAGE TO RECORD PRECIPITATION.
TEMPERATURES ACROSS THE REGION RANGED FROM 4.5 TO 6.5 DEGREES (F)
ABOVE THE 30-YEAR 1991-2020 NORMALS. IT RANKED AS THE 6TH WARMEST
MARCH ON RECORD IN CARIBOU, TIED FOR THE 8TH WARMEST MARCH ON RECORD
IN HOULTON, TIED FOR THE 8TH WARMEST MARCH IN MILLINOCKET, AND TIED
FOR THE 8TH WARMEST IN BANGOR.
PRECIPITATION WAS WELL ABOVE AVERAGE AND RANGED FROM 150 TO 250
PERCENT OF NORMAL. IN BANGOR IT WAS BY A LONG SHOT THE ALL-TIME
WETTEST MARCH ON RECORD WITH 8.99 INCHES OF RAIN (AND MELTED SNOW)
BREAKING THE PREVIOUS RECORD OF 7.36 INCHES IN 1999. IT RANKED AS
THE 2ND WETTEST MONTH ON RECORD IN BANGOR DURING THE MONTHS OF
JANUARY THROUGH AUGUST, AND AS THE 10TH WETTEST MONTH ON RECORD.
CARIBOU ALSO OBSERVED THE ALL-TIME WETTEST MARCH ON RECORD WITH A
TOTAL OF 5.74 INCHES OF RAIN (AND MELTED SNOW), WHICH SURPASSED THE
PREVIOUS RECORD OF 5.27 INCHES IN 2008. A NEW ALL-TIME RECORD WAS
ALSO ESTABLISHED IN HOULTON WHERE A TOTAL OF 5.68 INCHES OF RAIN
(AND MELTED SNOW), WHICH SURPASSED THE 5.21 INCHES THAT WAS OBSERVED
IN MARCH 1953. FINALLY, IN MILLINOCKET THE 6.17 INCHES OF RAIN (AND
MELTED SNOW) RANKED AS THE 5TH WETTEST MARCH. IT SHOULD BE NOTED
THAT THE PRECIPITATION DATA ON THE 24TH WAS UNAVAILABLE AT BOTH
HOULTON AND MILLINOCKET DUE TO EQUIPMENT ISSUES.
SNOWFALL WAS ABOVE AVERAGE IN CARIBOU WITH A TOTAL OF 29.8 INCHES
FOR THE MONTH, WHICH WAS 8.4 INCHES ABOVE AVERAGE. IN BANGOR, A
TOTAL OF 9.5 INCHES OF SNOW WAS OBSERVED, WHICH WAS 5.7 INCHES BELOW
AVERAGE. THE MOST SIGNIFICANT EVENT OF THE MONTH OCCURRED ON THE
23RD INTO THE 24TH WHEN SOME LOCATIONS IN EASTERN AROOSTOOK COUNTY
SOUTH AND EAST OF CARIBOU OBSERVED 20 TO 25 INCHES OF SNOW.
THERE WERE ALSO 20 INCH+ TOTALS OBSERVED IN PARTS OF PISCATAQUIS AND
NORTHERN PENOBSCOT COUNTY.
AT THE START OF THE MONTH, THE SNOW DEPTH ACROSS THE REGION RANGED
FROM ZERO TO AN INCH IN BANGOR AND ALONG THE COAST. ACROSS CENTRAL
AND NORTHERN PORTIONS OF THE REGION, THE SNOW DEPTH RANGED FROM 2 TO
8 INCHES, BUT WITH LOCALLY A FOOT OR MORE ACROSS THE HIGHEST
TERRAIN. AT THE END OF THE MONTH, THERE WAS NO SNOW ALONG THE COAST
AND IN BANGOR, 2 TO 6 INCHES ACROSS MUCH OF THE CENTRAL PORTION OF
THE AREA AS WELL AS NORTH INTO CARIBOU AND THE EASTERN SAINT JOHN
VALLEY, AND FROM 10 TO 20 INCHES ACROSS THE HIGHER ELEVATIONS OF THE
NORTH WOODS.
THE CLIMATE PREDICTION CENTER`S FORECAST FOR APRIL 2024 INDICATES
THAT THE ODDS ARE SLIGHTLY TILTED TOWARD ABOVE AVERAGE TEMPERATURES.
THE ODDS ARE ALSO SLIGHTLY TILTED TOWARD BELOW AVERAGE PRECIPITATION
ACROSS NORTHERN AREAS. THERE ARE NO STRONG CLIMATE SIGNAL THAT IT
WILL BE UNUSUAL WET OR DRY ALONG THE COAST.
DURING THE MONTH OF APRIL, THE AVERAGE TEMPERATURES ACROSS NORTHERN
AND EASTERN MAINE UNDERGO THE LARGEST RISE OF ANY MONTH OF THE YEAR.
AT THE START OF THE MONTH, THE AVERAGE HIGHS RANGE FROM THE UPPER
30S ACROSS THE FAR NORTH TO THE MID 40S ALONG THE COAST. BY THE END
OF THE MONTH, THE AVERAGE HIGHS RANGE FROM THE MID 50S NORTH TO NEAR
60F IN BANGOR, BUT COOLER ALONG THE IMMEDIATE COAST OWING TO THE
COLD OCEAN WATER TEMPERATURES.
ON AVERAGE 3 TO 3.75 INCHES OF LIQUID PRECIPITATION IS OBSERVED.
SNOWFALL AVERAGES 3.7 INCHES IN BANGOR AND 8.3 INCHES IN CARIBOU. IN
MOST YEARS THE SNOW PACK MELTS OUT DURING THE FIRST HALF OF APRIL,
BUT SNOW MAY REMAIN ON THE GROUND IN WOODED AREAS FOR A COUPLE OF
WEEKS AFTER THE SNOW HAS MELTED OUT OF IN NORTHERN TOWNS AND OPEN
FIELDS. THUNDERSTORM REMAIN A FAIRLY RARE OCCURRENCE BEING OBSERVED
ON AVERAGE OF ABOUT ONCE EVERY THREE YEARS.
$$
CB/VJN