Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
000 CXUS51 KGYX 042200 CLSAUG PWMCLSAUG 000 TTAA00 GYX 041415 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 1015 AM EDT SUN SEP 04 2022 ................................... ...THE AUGUSTA CLIMATE SUMMARY FOR THE SUMMER SEASON, FROM 6/1/2022 TO 8/31/2022... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1948 TO 2022 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 100 08/05/1955 LOW 36 06/09/1955 HIGHEST 93 08/04 93 0 94 06/28 08/07 06/29 06/30 LOWEST 44 06/01 44 0 46 06/12 AVG. MAXIMUM 80.3 77.8 2.5 78.3 AVG. MINIMUM 59.9 57.7 2.2 59.8 MEAN 70.1 67.7 2.4 69.0 DAYS MAX >= 90 10 4.0 6.0 8 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 18.94 2009 MINIMUM 4.76 1949 TOTALS 9.17 10.62 -1.45 8.44 DAILY AVG. 0.10 0.12 -0.02 0.09 DAYS >= .01 33 35.6 -2.6 37 DAYS >= .10 22 19.9 2.1 16 DAYS >= .50 5 6.5 -1.5 5 DAYS >= 1.00 1 2.3 -1.3 2 GREATEST 24 HR. TOTAL 1.60 07/18 DEGREE DAYS HEATING TOTAL 77 122 -45 87 SINCE 7/1 1 28 -27 48 COOLING TOTAL 575 377 198 482 SINCE 1/1 610 387 223 496 ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.8 HIGHEST WIND SPEED/DIRECTION 29/080 DATE 08/16 HIGHEST GUST SPEED/DIRECTION 40/360 DATE 06/19 SKY COVER AVERAGE SKY COVER 0.35 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 9 HEAVY RAIN 9 RAIN 21 LIGHT RAIN 35 FREEZING RAIN 0 LT FREEZING RAIN 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 FOG 43 FOG W/VIS <= 1/4 MILE 12 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && THE SUMMER SEASON STARTED OFF COOL AND DAMP IN THE AUGUSTA AREA AS AN UPPER LOW REMAINED NEARLY STATIONARY OVER THE CANADIAN MARITIMES THROUGH THE FIRST SEVERAL DAYS OF JUNE. ONCE THIS UPPER LOW LOOSENED ITS GRIP ON THE REGION, TEMPERATURES REBOUNDED CLOSER TO NORMAL WHILE ADDITIONAL TROUGHS OF LOW PRESSURE CROSSED THE REGION BRINGING A SOAKING RAIN TO BEGIN THE SECOND WEEK OF JUNE. ANOTHER UPPER LOW ROLLED ACROSS SOUTHERN CANADA AND SETTLED OVER NEW ENGLAND AT THE END OF THE THIRD WEEK OF JUNE BRINGING SEVERAL DAYS OF BELOW NORMAL TEMPERATURES. DURING THIS PERIOD THE UPPER LOW BROUGHT SUB-FREEZING TEMPERATURES AT THE HIGHEST PEAKS IN THE WHITE MOUNTAINS WITH MT WASHINGTON RECORDING 1.7 INCHES OF SNOW FROM 18TH INTO THE 19TH. TEMPERATURES THEN REBOUNDED CLOSER TO NORMAL DURING THE FINAL WEEK OF JUNE. THE PERSISTENT TROUGHING AND UPPER LOWS OVER THE NORTHEAST LED TO TEMPERATURES RUNNING NEAR NORMAL FOR THE MONTH OF JUNE, BUT THIS WOULD CHANGE THROUGH THE END OF SUMMER. THE PERSISTENT TROUGHING OVER THE NORTHEAST US CONTINUED INTO JULY, ALTHOUGH THE CORE OF THE TROUGH SHIFTED FARTHER NORTH INTO EASTERN CANADA WITH THE TROUGH AXIS BECOMING ALIGNED ALONG A SIMILAR LONGITUDE TO AUGUSTA. THIS TROUGH POSITION ACTED TO SUPPRESS MOISTURE SOUTH OF NEW ENGLAND AND FAVORED HIGH PRESSURE SYSTEMS TO BUILD INTO NEW ENGLAND FROM THE NORTHWEST BRINGING DRY AND COOL CANADIAN AIRMASSES THROUGH THE MIDDLE OF JULY. DURING THE THIRD WEEK OF JULY THE TROUGH STARTED TO SHIFT TO THE WEST AND ALLOWED FOR WARMER AND MORE HUMID AIRMASSES TO ENTER THE REGION. THIS SLIGHT SHIFT IN THE PATTERN LED TO AN AREA OF LOW PRESSURE TO TRACK ACROSS CENTRAL AND NORTHERN MAINE ON JULY 18TH THAT BROUGHT THE GREATEST RAINFALL TO THE AUGUSTA AREA WHEN 1.60 INCHES FELL. THEREAFTER, THE HEAT AND HUMIDITY PERSISTED THROUGH THE END OF JULY INTO AUGUST. THE PEAK OF THE HEAT AND HUMIDITY OCCURRED FROM AUGUST 4TH TO THE 7TH WHEN THE HIGH TEMPERATURE REACHED AT LEAST 90 DEGREES FOR FOUR STRAIGHT DAYS WITH THE HOTTEST DAYS OF THE SUMMER OCCURRING AUGUST 4TH AND THE 7TH WHEN THE HIGH TEMPERATURE REACHED 93 DEGREES. DURING THIS STRETCH, THE LOW TEMPERATURE DID NOT DROP BELOW 70 DEGREES FROM AUGUST 5TH TO THE 7TH. A SLOW MOVING COLD FRONT STARTED TO DROP INTO MAINE AUGUST 8TH AND PUSHED SOUTH OF NEW ENGLAND ON THE 9TH BRINGING RELIEF FROM THE HEAT AND HUMIDITY THROUGH THE MIDDLE OF AUGUST. THE SECOND HALF OF AUGUST FEATURED A BUILDING RIDGE IN THE WESTERN ATLANTIC THAT ALLOWED FOR THE HEAT AND HUMIDITY TO RETURN WITH TEMPERATURES RUNNING ABOVE NORMAL THROUGH THE END OF SUMMER. PRECIPITATION AVERAGED BELOW NORMAL DURING THE SUMMER MONTHS AND AFTER A VERY DRY MAY, DROUGHT CONDITIONS EXPANDED AND INTENSIFIED. HEAVY RAINFALL DID FALL ON AUGUST 31ST THAT HELPED ALLEVIATE THE DROUGHT CONDITIONS WITH THE AUGUSTA AREA ENDING THE SUMMER TRANSITIONING FROM MODERATE DROUGHT TO ABNORMALLY DRY CONDITIONS. THE AVERAGE TEMPERATURE FOR THE SUMMER WAS 70.1 DEGREES, WHICH WAS 2.4 DEGREES ABOVE NORMAL AND THE 5TH WARMEST SUMMER ON RECORD. THE WARMEST SUMMER OCCURRED IN 1973 WHEN THE AVERAGE TEMPERATURE WAS 71.2 DEGREES. THE COOLEST WAS 63.7 DEGREES IN 1968. THE FOLLOWING TABLE LISTS THE WARMEST SUMMERS ON RECORD AT AUGUSTA. WARMEST AVERAGE TEMPERATURE IN SUMMER (SINCE 1948)... RANK TEMP YEAR 1 71.2 1973 2 71.0 1999 3 70.3 1971 70.3 1952 5 70.1 2022 <=== 6 69.6 1949 7 69.1 2020 8 69.0 2021 9 68.9 1991 10 68.8 1988 68.8 1983 A TOTAL OF 9.17 INCHES OF PRECIPITATION FELL, WHICH WAS 1.45 INCHES BELOW NORMAL. THE DRIEST SUMMER ON RECORD WAS IN 1949 WHEN ONLY 4.76 INCHES FELL. THE WETTEST WAS 18.94 INCHES IN 2009. THE HEAVIEST PRECIPITATION FELL ON JULY 18TH WHEN 1.60 INCHES WERE RECORDED. THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN SUMMER 2022... DATE RECORD PREVIOUS JUL 18 1.60 - GREATEST PRECIPITATION 0.87 IN 2021 AUG 5 73 - WARMEST LOW TEMPERATURE 72 IN 1988, 1979 AUG 6 92 - WARMEST HIGH TEMPERATURE 92 IN 2001 (TIED) AUG 7 72 - WARMEST LOW TEMPERATURE 1980 (TIED) AUG 20 89 - WARMEST HIGH TEMPERATURE 89 IN 1955 (TIED) AUG 23 67 - WARMEST LOW TEMPERATURE 67 IN 2009 (TIED) AUG 30 69 - WARMEST LOW TEMPERATURE 69 IN 2010 (TIED) $$ DS