Thursday, July 02, 2020

June 2020 Climate Summary for Northern and Eastern Maine

...JUNE 2020 MONTHLY CLIMATE NARRATIVE FOR NORTHERN AND EASTERN MAINE...

SIMILAR TO MAY, JUNE PROVED TO BE ANOTHER MONTH OF EXTREMES STARTING
QUITE COOL AND TRANSITIONING TO QUITE HOT BY THE SECOND HALF OF THE
MONTH RESULTING IN THE MONTH FINISHING WITH ABOVE TO MUCH ABOVE
AVERAGE TEMPS FOR THE REGION AS A WHOLE. RAINFALL WAS QUITE SPARSE
ESPECIALLY ACROSS THE NORTH.

TEMPERATURES FOR THE MONTH RANGED FROM 1 TO 2 DEGREES ABOVE NORMAL
DOWNEAST UPWARDS TO 4 DEGREES ABOVE NORMAL ACROSS THE FAR NORTH.
PRIOR TO THE 15TH, THE MONTH WAS RUNNING 1.5 TO 3.0 DEGREES BELOW
AVERAGE, WITH ANOTHER MAJOR REGIME CHANGE AT MID MONTH SIMILAR TO
MAY, CULMINATING WITH NEAR ALL TIME RECORD JUNE HEAT FROM THE 18TH
THROUGH 20TH AND CONTINUED ABOVE NORMAL TEMPS FOR THE REMAINDER OF
THE MONTH. THE AVERAGE OF 64.4 DEGREES AT CARIBOU FOR THE MONTH
EXCEEDED THE PRIOR RECORD WARM JUNES OF 64.0 DEGREES RECORDED BOTH
IN 2006 AND 1976. AT HOULTON AND MILLINOCKET, THE 62.8 AND 65.2
DEGREE AVERAGES RESPECTIVELY WERE BOTH THE 8TH WARMEST JUNE OF
RECORD, SHORT OF THE 65.2 AND 68.3 DEGREE MARKS SET IN 1973 AND 1930
RESPECTIVELY. THE 65.2 DEGREE AVERAGE FOR BANGOR BARELY BROKE THE
TOP 20, WELL BEHIND THE WARMEST JUNE OF RECORED THERE OF 70.7
DEGREES SET IN 1930 SIMILAR TO MILLINOCKET.

IN CARIBOU, THERE WERE A TOTAL OF 14 DAYS WITH A HIGH TEMPERATURE OF
80 DEGREES (F) OR WARMER.  THIS WAS THE MOST ON RECORD, WITH THE
PREVIOUS RECORD OF 13, SET IN 1976.  THERE WAS ALSO A STRETCH OF 13
CONSECUTIVE DAYS WITH A HIGH OF 80F OR WARMER FROM JUNE 16-28, WHICH
WAS THE MOST ON RECORD FOR ANY MONTH OF THE YEAR.  THE PREVIOUS
RECORD OF 10 DAYS WAS SET IN AUGUST 2015. THERE WERE 4 DAYS WITH A
HIGH OF 90F OR WARMER, WHICH WAS JUST ONE SHY OF THE JUNE RECORD OF
5, SET IN 1949.

IN HOULTON, THERE WERE A TOTAL OF 14 DAYS WITH A HIGH OF 80F OR
WARMER.  THIS RANKED AS THE 3RD MOST 80 DEGREE DAYS DURING THE MONTH
OF JUNE BEHIND 1973 AND 1976 WHEN THERE WERE 18 SUCH DAYS.  THERE
WERE A TOTAL OF THREE 90 DEGREE DAYS, WHICH RANKED AS THE 2ND MOST
ON RECORD.  THE ALL-TIME RECORD FOR JUNE REMAINS AT 6, IN 1949.

BY COMPARISON, BOTH MILLINOCKET AND BANGOR DID NOT EVEN RANK IN THE
TOP 10 FOR THE NUMBER OF 80 DEGREE DAYS IN JUNE.  IN MILLINOCKET, IT
RANKED IN 14TH PLACE AND IN BANGOR 17TH PLACE FOR THE MOST 80 DEGREE
DAYS.  THIS GOES TO SHOW HOW THE REAL EXTREME POSITIVE TEMPERATURE
DEPARTURES WERE CENTERED ACROSS FAR NORTHERN MAINE.

PRECIPITATION ONLY AVERAGED 25 TO 60 PERCENT OF AVERAGE, WITH DRIEST
CONDITIONS ACROSS THE NORTH. THE MEAGER 0.88 INCH TOTAL AT CARIBOU
TIED THE DRIEST JUNE OF RECORD LAST RECORDED IN 1983 AND WHEN
COMBINED WITH TOTAL EVAPORATION OF 5.49 INCHES FOR THE MONTH AND A
DRY PREVIOUS MONTH, RESULTED IN DROUGHT LIKE CONDITIONS BY MONTHS
END, WITH MANY LOCATIONS REPORTING PARCHED BROWN LAWNS AND EVEN A
FEW RARE POST GREEN-UP WILDFIRES. OTHER RANKINGS INCLUDE 2ND DRIEST
AT HOULTON WITH THE 1.18 INCH TOTAL JUST SLIGHTLY ABOVE THE DRIEST
JUNE OF RECORD OF 1.16 INCHES THERE IN 1983. AT MILLINOCKET, IT WAS
THE 15TH DRIEST JUNE AND AT BANGOR THE 18TH DRIEST.

THE OUTLOOK FOR THE MONTH OF JULY IS CALLING FOR CONTINUED GREATER
PROBABILITIES OF ABOVE NORMAL TEMPERATURES AND BELOW NORMAL
RAINFALL. NORMAL LOWS IN JULY RANGE FROM 52 TO 60 DEGREES AND NORMAL
HIGHS 74 TO 81 DEGREES. NORMAL RAINFALL RANGES FROM AROUND 3.00
INCHES DOWNEAST TO AROUND 4.00 INCHES ACROSS THE NORTH.