Climatological Report (Monthly) Issued by NWS Portland, ME
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CXUS51 KGYX 011059
CLMPWM
PWMCLMGYX 000
TTAA00 GYX 010816
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
416 AM EDT TUE AUG 01 2023
...................................
...THE GRAY ME CLIMATE SUMMARY FOR THE MONTH OF JULY 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 99 07/22/2011
LOW 47 07/05/2021
HIGHEST 89 07/05 90 -1 93
07/06
LOWEST 55 07/30 53 2 55
AVG. MAXIMUM 79.4 79.0 0.4 83.5
AVG. MINIMUM 63.5 60.1 3.4 62.7
MEAN 71.4 69.5 1.9 73.1
DAYS MAX >= 90 0 1.6 -1.6 4
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 10.47 2021
MINIMUM 1.08 2003
TOTALS 7.09 3.73 3.36 2.81
DAILY AVG. 0.23 0.12 0.11 0.09
DAYS >= .01 15 12.3 2.7 11
DAYS >= .10 8 7.0 1.0 7
DAYS >= .50 4 2.6 1.4 1
DAYS >= 1.00 3 1.0 2.0 0
GREATEST
24 HR. TOTAL 2.43 07/29
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 0.0
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 0.0 0.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0
24 HR TOTAL 0
DEGREE DAYS
HEATING TOTAL 2 15 -13 0
SINCE 7/1 2 9 -7 0
COOLING TOTAL 209 156 53 261
SINCE 1/1 260 226 34 341
..............................................................
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
THE NAO REMAINED DEEP INTO NEGATIVE TERRITORY THROUGH THE FIRST TWO
WEEKS OF JULY ALLOWING FOR THE THEME OF WET, CLOUDY, AND OFTEN FOGGY
WEATHER TO CONTINUE IN THE GRAY AREA. A BLOCKING RIDGE OF HIGH
PRESSURE NEAR LABRADOR, CANADA INHIBITED THE ABILITY FOR INCOMING
FRONTAL SYSTEMS TO SWEEP ACROSS NORTHERN NEW ENGLAND. INSTEAD, THESE
FRONTS OFTEN STALLED OVER THE AREA PROVIDING A FOCUS FOR HEAVY
RAINFALL EVENTS AND ALLOWED FOR HUMID AIRMASSES TO BECOME ENTRENCHED
ALONG THE COASTAL PLAIN OF MAINE. DURING THE SECOND HALF OF JULY THE
NAO TRENDED TOWARDS NEUTRAL AS THE BLOCKING RIDGE WEAKENED AND
SHIFTED EAST. HOWEVER, BROAD TROUGHING CONTINUED OVER THE NORTHEAST
THROUGH MUCH OF THE SECOND HALF OF THE MONTH, ONLY DURING THIS TIME
FRONTS WERE ABLE TO MAKE A CLEAN SWEEP ACROSS THE AREA LEAVING A FEW
DAYS OF DRY WEATHER IN BETWEEN SYSTEMS. THE HUMID AIRMASSES LIMITED
THE GRAY AREA TO COOL OFF AT NIGHT WITH LOW TEMPERATURES STAYING
ABOVE 60 DEGREES THROUGHOUT THE MONTH. AT THE END OF THE MONTH A
SERIES OF COLD FRONTS CROSSED THE AREA BRINGING COOLER AND DRIER AIR
ALLOWING FOR THE LOW TEMPERATURE TO DROP INTO THE 50S THE LAST THREE
NIGHTS OF THE MONTH.
THE AVERAGE TEMPERATURE FOR THE MONTH WAS 71.4 DEGREES, WHICH WAS
1.9 DEGREES ABOVE NORMAL. THE WARMEST JULY ON RECORD WAS IN 2011
WHEN THE AVERAGE TEMPERATURE WAS 73.2 DEGREES. THE COOLEST WAS 65.7
DEGREES IN 2009.
A TOTAL OF 7.09 INCHES OF PRECIPITATION FELL, WHICH WAS 3.36 INCHES
ABOVE NORMAL. THE HEAVIEST PRECIPITATION FELL FROM THUNDERSTORMS ON
THE 29TH WHEN 2.43 INCHES FELL. THE WETTEST JULY ON RECORD WAS IN
2021 WHEN 10.47 INCHES OF RAIN FELL. THE DRIEST WAS 1.08 INCHES IN
2003.
$$
DS