Climatological Report (Seasonal)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
000 CXUS51 KGYX 031712 CLSCON PWMCLMCON 000 TTAA00 KGYX 021609 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 112 PM EDT TUE SEP 3 2019 ................................... ...THE CONCORD NH CLIMATE SUMMARY FOR THE SUMMER SEASON, FROM 6/1/2019 TO 8/31/2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1868 TO 2019 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 102 07/03/1966 07/04/1911 LOW 29 08/31/1965 HIGHEST 96 07/20 95 1 96 07/01 LOWEST 38 06/04 37 1 42 06/26 AVG. MAXIMUM 81.6 80.2 1.4 82.5 AVG. MINIMUM 55.7 55.5 0.2 57.9 MEAN 68.7 67.8 0.9 70.2 DAYS MAX >= 90 10 9.9 0.1 18 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 20.49 1897 MINIMUM 2.74 1999 TOTALS 12.62 10.61 2.01 18.40 DAILY AVG. 0.14 0.12 0.02 0.20 DAYS >= .01 29 33.4 -4.4 33 DAYS >= .10 19 20.2 -1.2 24 DAYS >= .50 11 7.0 4.0 15 DAYS >= 1.00 5 2.6 2.4 7 GREATEST 24 HR. TOTAL 1.69 07/22 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 24 HR TOTAL 0.0 DEGREE_DAYS HEATING TOTAL 91 133 -42 74 SINCE 7/1 20 48 -28 4 COOLING TOTAL 450 395 55 581 SINCE 1/1 464 413 51 618 ................................................................. WIND (MPH) AVERAGE WIND SPEED 4.5 HIGHEST WIND SPEED/DIRECTION 29/330 DATE 06/11 HIGHEST GUST SPEED/DIRECTION 38/310 DATE 06/29 SKY COVER AVERAGE SKY COVER 0.30 AVERAGE RH (PERCENT) 69 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && JUNE CONTINUED THE SPRING TREND OF COOL AND FREQUENTLY WET WEATHER. AN ACTIVE JET STREAM PATTERN BROUGHT FREQUENT STORM SYSTEMS THROUGH THE REGION, EACH BRINGING CLOUDS AND SOME RAINFALL. THIS KEPT TEMPERATURES COOL UNTIL LATE JUNE WHEN WARMER SUMMER-LIKE WEATHER FINALLY ARRIVED. THIS STRETCH OF WARM WEATHER PEAKED IN THE FIRST PART OF JULY WHEN THE TEMPERATURE TOPPED 90 DEGREES ON JULY 4, 5, AND 6. A COLD FRONT BROUGHT SOME COOLER AND DRIER WEATHER FOR A FEW DAYS, BUT THE HOT WEATHER RETURNED IN MID JULY. FOR 3 DAYS FROM JULY 19 THRU 21 THE TEMPERATURE TOPPED 90 DEGREES, PEAKING AT 96 ON THE 20TH. A COLD FRONT THEN BROUGHT SOME HEAVY RAINFALL ON THE 22ND AND 23RD WITH SOME COOLER WEATHER FOR A FEW DAYS. BUT THE HEAT CAME BACK ONE MORE TIME IN LATE JULY WITH ANOTHER 3 DAYS OF 90 DEGREE HEAT JULY 28 THRU 30. THE WEATHER PATTERN THEN SHIFTED TOWARD MORE FREQUENT COLD FRONTS BRINGING COOLER, DRIER AIR OUT OF CANADA. ALTHOUGH THERE WERE PERIODS OF WARMER WEATHER IN AUGUST, JUST AS THE HEAT AND HUMIDITY WOULD BEGIN TO BUILD ANOTHER COLD FRONT WOULD BRING THUNDERSTORMS AND A RETURN TO COOLER, DRIER AIR. ALTHOUGH RAIN WAS LESS FREQUENT IN LATE SUMMER, IT CAME IN HEAVIER DOSES AS THERE WERE 4 DAYS IN AUGUST WITH MORE THAN 1 INCH OF RAINFALL. THE AVERAGE TEMPERATURE FOR THE SUMMER WAS 68.7 DEGREES WHICH WAS 0.9 DEGREES ABOVE NORMAL. THE WARMEST SUMMER ON RECORD WAS IN 1872 WHEN THE AVERAGE TEMPERATURE WAS 72.3 DEGREES. THE COOLEST WAS 62.6 DEGREES IN 1903. A TOTAL OF 12.62 INCHES OF RAIN FELL WHICH WAS 2.01 INCHES ABOVE NORMAL. THE HEAVIEST RAIN FELL ON JULY 22 AND 23 WHEN 2.26 INCHES FELL. THE WETTEST SUMMER WAS IN 1897 WHEN 20.49 INCHES FELL. THE DRIEST WAS 2.74 INCHES IN 1999. THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN SUMMER 2019... DATE RECORD PREVIOUS JUL 22 1.69 - GREATEST PRECIPITATION 1.27 IN 1938 $$ KIMBLE