Climatological Report (Monthly)
Issued by NWS Caribou, ME

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CXUS51 KCAR 030913
CLMBGR

CLIMATE REPORT...PRELIMINARY
NATIONAL WEATHER SERVICE CARIBOU ME
328 AM EDT MON JUL 03 2023

...................................

...THE BANGOR ME CLIMATE SUMMARY FOR THE MONTH OF JUNE 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1925 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             98   06/27/1941
 LOW              29   06/03/1939
HIGHEST           93   06/01         MM      MM       92  06/25
LOWEST            42   06/03         MM      MM       40  06/21
                       06/04
AVG. MAXIMUM    71.0               74.7    -3.7     73.7
AVG. MINIMUM    52.8               52.6     0.2     51.6
MEAN            61.9               63.6    -1.7     62.7
DAYS MAX >= 90     1                1.5    -0.5        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.12   2009
 MINIMUM        0.87   1930
TOTALS          5.84                       1.97
DAILY AVG.      0.19               0.13    0.06     0.05
DAYS >= .01       18               12.2     5.8       13
DAYS >= .10       12                7.2     4.8        6
DAYS >= .50        5                2.8     2.2        0
DAYS >= 1.00       1                0.9     0.1        0
GREATEST
 24 HR. TOTAL   1.37   06/17 TO 06/18               0.31  06/04 TO 06/05

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1       72.6               74.6    -2.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    125                 98      27      101
 SINCE 7/1      6726               7624    -898       MM
COOLING TOTAL     39                 58     -19       37
 SINCE 1/1        46                 65     -19       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    24/030    DATE  06/03
                                24/350          06/17
HIGHEST GUST SPEED/DIRECTION    34/030    DATE  06/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.78
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY         21

AVERAGE RH (PERCENT)     81

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                      11
LIGHT RAIN               24     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      26     FOG W/VIS <= 1/4 MILE      4
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
*  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

...NORTHERN/EASTERN MAINE JUNE 2023 CLIMATE MONTHLY SUMMARY...

JUNE 2023 WILL BE MOSTLY REMEMBERED FOR CLOUDY, COOL, AND RAINY
CONDITIONS FOR NORTHERN/EASTERN MAINE.

THE MONTH OVERALL FINISHED WITH AVERAGE TEMPS OF ABOUT 0.5 TO 1,0
DEGREES BELOW 1991-2020 30 YEAR MEAN AVERAGES, EXCEPT 1 TO 2 DEGREES
BELOW AVERAGE FOR DOWNEAST AREAS. THE WARMEST DAY OF THE MONTH,
INTERESTINGLY ENOUGH, OCCURRED ON THE VERY FIRST DAY (A CONTINUATION
OF THE WARM SPELL FROM THE END OF MAY) WITH HIGHS OF LOWER TO MID
90S AT ALL LOWER TERRAIN LOCATIONS INLAND FROM THE IMMEDIATE COAST,
EASILY BREAKING RECORD HIGHS FOR THE DATE. THIS WAS IMMEDIATELY
FOLLOWED UP BY A VERY STRONG BACK DOOR COLD FRONT FROM LABRADOR
CANADA ON THE 2ND AND VERY COOL AND RAINY WEATHER OVER THE AREA FOR
THE NEXT WEEK AS AN UPPER LOW SETTLED OVER THE REGION. AT CARIBOU,
THE 7 DAY PERIOD FROM THE 3RD THROUGH THE 9TH WAS THE LONGEST
STRETCH OF CONSECUTIVE SUB-60 DEGREE HIGH TEMPS RECORDED IN JUNE,
WITH THE PREVIOUS RECORD 6 DAYS IN 1945 AND 1977. ALSO THE TOTAL OF
9 SUB-60 DEGREE HIGH TEMPS AT CARIBOU THIS MONTH WAS THE SECOND
GREATEST RECORDED SINCE RECORDS BEGAN IN 1939 WITH 10 THE ALL TIME
RECORD SET IN 1977. ANOTHER SHORTER COOL AND RAINY PERIOD MOSTLY
AFFECTING NORTHERN AREAS OCCURRED FROM THE 16TH-20TH. TEMPERATURES
WARMED SIGNIFICANTLY AFTERWARDS ACROSS THE REGION AND WERE ABOVE
NORMAL FROM THE 22ND THROUGH 25TH FOLLOWED BY NEAR NORMAL TEMPS FOR
THE REMAINDER OF THE MONTH.

RAINFALL ACROSS THE AREA WAS MOSTLY ABOVE TO WELL ABOVE MONTHLY
AVERAGES RANGING FROM 130 TO LOCALLY 200+ PERCENT OF AVERAGE, EXCEPT
IN THE CARIBOU AND BAR HARBOR AREAS WHICH RECEIVED 85 TO 100 PERCENT
OF AVERAGE. INTERESTINGLY, CARIBOU EXPERIENCED 20 DAYS OF MEASURABLE
RAINFALL OVER THE COURSE OF THE MONTH, BUT UNLIKE MOST OTHER
LOCATIONS ACROSS THE REGION, DID NOT EXPERIENCE HEAVY RAINFALL ON
ANY DAY. SIGNIFICANT TO HEAVY RAINFALL FELL AT LEAST ACROSS PORTIONS
OF THE REGION FROM THE 3RD - 10TH, 16TH - 18TH, AND THE 24TH - 29TH
RESULTING IN THE POSTPONEMENT AND/OR CANCELLATION OF SOME OUTDOOR
EVENTS. A FEW COOPERATIVE OBSERVER SITES IN PISCATAQUIS COUNTY
REPORTED MONTHLY TOTAL RAINFALL EXCEEDING 9 INCHES. THE FOLLOWING
TABLE LISTS AREA CLIMATE SITES WITHIN THE TOP 20 OF RAINIEST JUNES
AND CORRESPONDING WETTEST JUNES ON RECORD FOR REFERENCE:

LOCATION AMOUNT (INCHES) RANKING   WETTEST YEAR  AMOUNT

MILLINOCKET       7.06    11TH         1922      10.82

HOULTON           6.07     6TH         2012      11.51

BANGOR            5.83     8TH         2010       8.10

ANOTHER INTERESTING FEATURE OF THIS MONTH WAS THE LACK OF SEVERE
WEATHER WITH NO REPORTS OF HAIL SIZE EQUAL OR GREATER THAN 1 INCH
DIAMETER OR WIND GUSTS (OR EQUIVALENT DAMAGE) EQUAL OR GREATER THAN
58 MPH, MARKING ONLY THE 3RD JUNE OF THIS OCCURRING ALONG WITH 2014
AND 2019. LASTLY, THE MONTHLY TOTAL EVAPORATION OF 3.88 INCHES AS
MEASURED AT THE CARIBOU WEATHER STATION WAS GREATLY EXCEEDED BY
RAINFALL THIS MONTH AT MOST LOCATIONS, RESULTING IN MUDDY AND SOFT
GRASSY AREAS ACROSS THE REGION ALONG WITH SOME HIGH STREAM LEVELS
ESPECIALLY OVER CENTRAL/WESTERN PORTIONS OF THE REGION.

$$

VJN/CB


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