005 CXUS51 KGYX 012005 CLMAUG PWMCLMAUG 000 TTAA00 GYX 011512 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 1112 AM EDT MON MAY 01 2023 ................................... ...THE AUGUSTA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1948 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 90 04/28/2009 04/27/1990 LOW 9 04/04/1954 HIGHEST 83 04/14 75 8 65 04/12 04/15 LOWEST 25 04/03 24 1 29 04/21 AVG. MAXIMUM 56.0 53.5 2.5 55.4 AVG. MINIMUM 37.9 34.2 3.7 37.1 MEAN 47.0 43.8 3.2 46.2 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.4 -0.4 0 DAYS MIN <= 32 8 11.7 -3.7 4 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.06 2005 MINIMUM 0.33 1999 TOTALS 4.90 3.82 1.08 4.63 DAILY AVG. 0.16 0.13 0.03 0.15 DAYS >= .01 10 11.9 -1.9 14 DAYS >= .10 6 6.9 -0.9 8 DAYS >= .50 2 2.6 -0.6 4 DAYS >= 1.00 1 0.9 0.1 2 GREATEST 24 HR. TOTAL 3.00 04/30 DEGREE DAYS HEATING TOTAL 532 635 -103 554 SINCE 7/1 5824 6876 -1052 6036 COOLING TOTAL 2 0 2 0 SINCE 1/1 2 0 2 0 ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.9 HIGHEST WIND SPEED/DIRECTION 29/290 DATE 04/07 HIGHEST GUST SPEED/DIRECTION 43/300 DATE 04/07 SKY COVER AVERAGE SKY COVER 0.54 AVERAGE RH (PERCENT) 63 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 HEAVY RAIN 2 RAIN 6 LIGHT RAIN 9 FREEZING RAIN 1 LT FREEZING RAIN 2 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 1 FOG 14 FOG W/VIS <= 1/4 MILE 4 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && AN AREA OF LOW PRESSURE TRACKED FROM THE GREAT LAKES THROUGH THE ST LAWRENCE VALLEY BRINGING A SOAKING RAIN TO THE AUGUSTA AREA TO START THE MONTH. COOLER AND DRIER AIR FUNNELED IN THE REGION IN THE WAKE OF THIS SYSTEM LEADING TO A COUPLE OF COLD NIGHTS WITH LOWS DROPPING INTO THE 20S. TEMPERATURES TRENDED NEAR NORMAL INTO THE SECOND WEEK OF THE MONTH FOLLOWED BY A PATTERN CHANGE WITH A RIDGE OF HIGH PRESSURE BUILDING OVER THE EAST COAST. THIS RIDGE LED TO A PERIOD OF WARM AND DRY WEATHER WITH TEMPERATURES CLIMBING WELL INTO THE 60S AND 70S, PEAKING ON THE 14TH WHEN THE HIGH REACHED 83 DEGREES. THIS PERIOD OF WARMTH CAME TO AN END WHEN AN OMEGA BLOCK FORMED OVER EASTERN NORTH AMERICA AND THE NORTHERN ATLANTIC THAT PERSISTED THROUGH THE SECOND HALF OF THE MONTH. NORTHERN NEW ENGLAND REMAINED UNDER THE WESTERN UPPER LOW OF THE OMEGA BLOCK THAT LED TO A PROLONGED PERIOD OF DREARY WEATHER WITH RAIN, DRIZZLE, AND TEMPERATURES RUNNING BELOW NORMAL. THIS BLOCKING PATTERN CULMINATED WITH A SIGNIFICANT SYSTEM IMPACTING THE AUGUSTA AREA ON THE 30TH. THIS SYSTEM BROUGHT 3.00 INCHES OF RAIN BEFORE MIDNIGHT ON THE 30TH WITH ADDITIONAL HEAVY RAIN INTO MAY 1ST LEADING TO SIGNIFICANT FLOODING ACROSS CENTRAL MAINE. THE AVERAGE TEMPERATURE FOR THE MONTH WAS 47.0 DEGREES, WHICH WAS 3.2 DEGREES ABOVE NORMAL AND TIED FOR THE FOURTH WARMEST APRIL ON RECORD. THE WARMEST APRIL WAS IN 2010 WHEN THE AVERAGE TEMPERATURE WAS 48.9 DEGREES. THE COOLEST WAS IN 1967 WHEN THE AVERAGE TEMPERATURE WAS 40.1 DEGREES. THE FOLLOWING TABLE LISTS THE WARMEST APRILS ON RECORD AT AUGUSTA. WARMEST AVERAGE TEMPERATURE IN MARCH (SINCE 1948)... RANK TEMP YEAR 1 48.9 2010 2 47.3 1980 47.3 1986 4 47.0 2023 <=== 47.0 2009 6 46.8 2012 7 46.6 2012 46.6 1991 9 46.5 1999 10 46.4 2021 A TOTAL OF 4.90 INCHES OF PRECIPITATION FELL, WHICH WAS 1.08 INCHES ABOVE NORMAL. THE HEAVIEST PRECIPITATION FELL ON THE 30TH WHEN 3.00 INCHES WAS MEASURED. THE WETTEST APRIL ON RECORD WAS IN 2005 WHEN 9.06 INCHES OF PRECIPITATION FELL. THE DRIEST WAS IN 1999 WHEN ONLY 0.33 INCHES FELL. THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN APRIL 2023... DATE RECORD PREVIOUS APR 12 50 - WARMEST LOW TEMPERATURE 44 IN 2021 AND 2017 APR 13 76 - WARMEST HIGH TEMPERATURE 76 IN 1968 (TIED) APR 14 83 - WARMEST HIGH TEMPERATURE 72 IN 1949 APR 14 50 - WARMEST LOW TEMPERATURE 47 IN 1949 APR 30 3.00 - GREATEST PRECIPITATION 1.17 IN 1963 $$ DS