Climatological Report (Monthly) Issued by NWS Caribou, ME
000
CXUS51 KCAR 021237
CLMCAR
CLIMATE REPORT
NATIONAL WEATHER SERVICE CARIBOU ME
820 AM EDT FRI JUN 02 2023
...................................
...THE CARIBOU ME CLIMATE SUMMARY FOR THE MONTH OF MAY 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 96 05/22/1977
LOW 18 05/02/1974
HIGHEST 91 05/31 MM MM 90 05/13
LOWEST 32 05/18 MM MM 27 05/07
05/22
05/23
AVG. MAXIMUM 64.1 63.0 1.1 66.5
AVG. MINIMUM 39.4 41.4 -2.0 42.2
MEAN 51.7 52.2 -0.5 54.4
DAYS MAX >= 90 1 0.2 0.8 1
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 3 3.7 -0.7 5
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.27 1947
MINIMUM 0.47 1982
TOTALS 2.79 -0.67
DAILY AVG. 0.09 0.11 -0.02 0.11
DAYS >= .01 10 14.7 -4.7 10
DAYS >= .10 5 8.7 -3.7 8
DAYS >= .50 2 2.1 -0.1 2
DAYS >= 1.00 0 0.3 -0.3 0
GREATEST
24 HR. TOTAL 1.20 05/24 TO 05/25 1.13 05/21 TO 05/22
05/27 TO 05/28
SNOWFALL (INCHES)
RECORDS
TOTAL 10.9 1967
TOTALS T 0.8 -0.8 0.0
SINCE 7/1 133.4 118.2 15.2 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.2 -0.2 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM MM
DEGREE DAYS
HEATING TOTAL 413 403 10 338
SINCE 7/1 8042 8901 -859 MM
COOLING TOTAL 11 6 5 16
SINCE 1/1 11 6 5 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.4
HIGHEST WIND SPEED/DIRECTION 29/250 DATE 05/21
HIGHEST GUST SPEED/DIRECTION 47/060 DATE 05/01
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.42
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 58
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 2 SLEET 0
FOG 4 FOG W/VIS <= 1/4 MILE 0
HAZE 1
- INDICATES NEGATIVE NUMBERS.
* INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...MAY 2023 CLIMATE NARRATIVE FOR NORTHERN/EASTERN MAINE...
MAY 2023 FOR THE REGION FINISHED WITH NEAR TO SLIGHTLY BELOW AVERAGE
TEMPERATURES AND A LITTLE BELOW AVERAGE FOR TOTAL PRECIPITATION.
AVERAGE TEMPS FOR THE MONTH RANGED FROM NEAR AVERAGE FOR DOWNEAST
AND CENTRAL PORTIONS OF THE REGION TO ONE DEGREE BELOW AVERAGE
ACROSS THE NORTH. TYPICAL FOR MAY, DAY TO DAY TEMPERATURE DEPARTURES
RAN UP AND DOWN DURING THE COURSE OF THE MONTH, WITH ESPECIALLY COOL
SPELLS NOTED DURING THE 16TH THROUGH 18TH AND AGAIN DURING THE 24TH
TO 26TH WHERE DAILY TEMPERATURE DEPARTURES RAN UPWARDS TO 10 TO 15
DEGREES BELOW AVERAGE. MOST LOCATIONS EXPERIENCED THERE LOWEST TEMPS
OF THE MONTH AROUND THE FREEZING POINT ON THE 18TH OR 23RD. ON THE
OTHER SIDE OF THE SCALE, WARMEST TEMPERATURES OF THE MONTH WERE
EXPERIENCED ON THE 31ST WHERE MANY NON-HIGH TERRAIN LOCATIONS INLAND
FROM THE DOWNEAST COAST EXPERIENCED AFTERNOON HIGHS OF UPPER 80S TO
LOWER 90S WITH DAILY DEPARTURES UPWARDS TO 15 TO 20 DEGREES ABOVE
AVERAGE.
AVERAGE TOTAL PRECIPITATION FOR THE MONTH ACROSS THE ENTIRE REGION
RANGED FROM 80 TO 95 PERCENT WITH SIGNIFICANT DAILY AMOUNTS RECORDED
ACROSS ALL OR PARTS OF THE REGION ON THE 1ST, 12TH, 21ST AND 24TH-
25TH. THE LAST SNOW FLURRIES OF PREVIOUS COLD SEASON FELL ACROSS THE
NORTH DURING THE COLD BLUSTERY CONDITIONS EXPERIENCED ON THE 17TH.
TOTAL EVAPORATION AS MEASURED AT CARIBOU FOR MAY WAS APPROXIMATELY
5.40 INCHES. TOTAL RAINFALL A CARIBOU FOR THIS SAME PERIOD WAS 2.79
INCHES, OR ABOUT 52 PERCENT OF THE TOTAL EVAPORATION. AT BANGOR, THE
TOTAL JUNE RAINFALL WAS 2.95 INCHES, OR ONLY 55 PERCENT OF THE PROXY
CARIBOU EVAPORATION, MEANING THAT MUCH, IF NOT ALL OF OUR REGION
EXPERIENCED SIGNIFICANT DRYING FROM TYPICAL WET CONDITIONS FROM MUD
SEASON (SNOW AND FROST MELT) LAST MONTH.
THE CLIMATE PREDICTION CENTER`S OUTLOOK FOR THE MONTH OF JUNE 2023
IS CALLING FOR SLIGHTLY INCREASED ODDS OF ABOVE AVERAGE TEMPERATURE
AND EQUAL ODDS OF BELOW, NEAR, OR ABOVE AVERAGE PRECIPITATION FOR
OUR REGION. NORMAL JUNE TEMPS FOR THE 1991-2020 PERIOD FOR NORTHERN
(DOWNEAST) MAINE ARE LOWS OF AROUND 50 (LOWER 50S) AND HIGHS OF
LOWER 70S (MID TO UPPER 70S, EXCEPT AROUND 70 ALONG THE COAST).
NORMAL JUNE PRECIPITATION FOR THE ENTIRE ENTIRE REGION IS 3.50 TO
4.00 INCHES.
$$
VJN/CB