Climatological Report (Seasonal)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
000 CXUS51 KGYX 041012 CLSCON PWMCLMCON 000 TTAA00 KGYX 020722 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 612 AM EDT THU JUN 4 2020 ................................... ...THE CONCORD NH CLIMATE SUMMARY FOR THE SPRING SEASON, FROM 3/1/2020 TO 5/31/2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1868 TO 2020 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 98 05/22/1911 LOW -20 03/06/1869 HIGHEST 91 05/27 90 1 85 05/26 LOWEST 13 03/16 1 12 -8 03/07 AVG. MAXIMUM 57.3 56.7 0.6 54.7 AVG. MINIMUM 33.6 32.6 1.0 33.0 MEAN 45.5 44.7 0.8 43.8 DAYS MAX >= 90 1 1.0 0.0 0 DAYS MAX <= 32 1 4.4 -3.4 3 DAYS MIN <= 32 46 46.2 -0.2 44 DAYS MIN <= 0 0 1.0 -1.0 3 PRECIPITATION (INCHES) RECORD MAXIMUM 18.14 1983 MINIMUM 3.61 1915 TOTALS 8.19 10.34 -2.15 9.87 DAILY AVG. 0.09 0.11 -0.02 0.11 DAYS >= .01 26 35.7 -9.7 42 DAYS >= .10 16 20.9 -4.9 25 DAYS >= .50 8 6.6 1.4 7 DAYS >= 1.00 0 2.1 -2.1 1 GREATEST 24 HR. TOTAL 0.97 04/09 SNOWFALL (INCHES) RECORDS TOTAL 48.2 1956 TOTALS 8.0 13.9 -5.9 9.2 SINCE 7/1 46.5 61.4 -14.9 52.8 SNOWDEPTH AVG. 0 DAYS >= TRACE 12 6.8 5.2 10 DAYS >= 1.0 1 3.8 -2.8 3 GREATEST SNOW DEPTH 6 03/24 24 HR TOTAL 7.0 03/23 TO 03/24 DEGREE_DAYS HEATING TOTAL 1812 1891 -79 1939 SINCE 7/1 6771 7150 -379 7147 COOLING TOTAL 42 18 24 14 SINCE 1/1 42 18 24 14 ................................................................. WIND (MPH) AVERAGE WIND SPEED 7.6 HIGHEST WIND SPEED/DIRECTION 33/300 DATE 05/09 HIGHEST GUST SPEED/DIRECTION 49/290 DATE 03/13 SKY COVER AVERAGE SKY COVER 0.50 AVERAGE RH (PERCENT) 58 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && AFTER A WINTER THAT WAS FREQUENTLY MILD, SPRING BEGAN WITH MORE MILD WEATHER. AFTER WARMING INTO THE 60S ON MARCH 3, IT WARMED INTO THE 70S ON MARCH 9. THIS WAS THE LAST TIME CONCORD WOULD SEE 70 DEGREES FOR NEARLY TWO MONTHS. THE LAST OF THE WINTER SNOW COVER MELTED BY THE MORNING OF MARCH 11, BUT IF RESIDENTS THOUGHT THIS WAS THE LAST OF THE SNOW THIS SEASON THEY WERE IN FOR A FEW MORE SURPRISES. A LATE SEASON WINTER STORM BROUGHT 7 INCHES OF SNOW TO THE CITY ON MARCH 23 AND 24. THE MILD SPRING WEATHER MELTED THIS SNOW FAIRLY QUICKLY. A FEW MORE STORM SYSTEMS BROUGHT RAIN AND LIGHT SNOW IN LATE MARCH AND EARLY APRIL. BY THE MIDDLE OF APRIL A NEW WEATHER PATTERN WHICH FAVORED PERSISTENT TROUGHS IN THE EASTERN US BROUGHT COOL CONDITIONS TO THE AREA. THIS COOL WEATHER LASTED FOR MUCH OF THE MONTH WITH OCCASIONAL RAIN AND SNOW SHOWERS. CONCORD FINALLY SAW ANOTHER WARM DAY ON MAY 3 WHEN THE TEMPERATURE REACHED 79 DEGREES, BUT THE COOL WEATHER QUICKLY RETURNED. IN FACT, A STORM SYSTEM BROUGHT RAIN CHANGING TO SNOW ON THE MORNING OF MAY 9, WITH 0.4 INCHES ACCUMULATING. THIS WAS THE THIRD LATEST SNOWFALL ON RECORD AT CONCORD, AND THE FIRST MAY SNOWFALL IN MORE THAN 50 YEARS. IT REMAINED COOL FOR ABOUT ANOTHER WEEK BEFORE SOME MILD WEATHER ARRIVED. WHILE NEW ENGLAND DEALT WITH PERSISTENT TROUGHS AND COOL WEATHER, WARM AIR WAS BUILDING OVER THE CENTRAL PART OF THE COUNTRY. OCCASIONALLY SOME OF THIS WARM AIR SPILLED INTO NEW ENGLAND. THE TEMPERATURE WARMED INTO THE 80S ON MAY 21 AND 22 BEFORE A COLD FRONT COOLED THINGS OFF AGAIN. A LONGER STRETCH OF SUMMER-LIKE WARMTH ARRIVED AT THE END OF MAY INCLUDING A HIGH OF 91 ON MAY 27. THE AVERAGE TEMPERATURE FOR THE SEASON WAS 45.5 DEGREES WHICH WAS 0.8 DEGREES ABOVE NORMAL. THE WARMEST SPRING WAS IN 2012 WHEN THE AVERAGE TEMPERATURE WAS 49.6 DEGREES. THE COOLEST WAS 38.7 DEGREES IN 1956. A TOTAL OF 8.19 INCHES OF PRECIPITATION FELL WHICH WAS 2.15 INCHES BELOW NORMAL. THE HEAVIEST PRECIPITATION WAS ON APRIL 9 AND 10 WHEN 0.99 INCHES WAS RECORDED. THE DRIEST SPRING WAS IN 1915 WHEN ONLY 3.61 INCHES WAS MEASURED. THE WETTEST WAS IN 1983 WITH 18.14 INCHES. THERE WAS 8.0 INCHES OF SNOWFALL WHICH WAS 5.9 INCHES BELOW NORMAL. THE HEAVIEST SNOW CAME ON MARCH 23 AND 24 WHEN 7.0 INCHES FELL. THE SNOWIEST SPRING WAS IN 1956 WHEN 48.2 INCHES WAS MEASURED. THE LEAST SNOWY WAS IN 2010 WITH ONLY A TRACE OF SNOW. THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN SPRING 2020... DATE RECORD PREVIOUS MAR 3 62 - WARMEST HIGH TEMPERATURE 62 IN 1880 (TIED) APR 27 40 - COOLEST HIGH TEMPERATURE 42 IN 1993 AND OTHERS MAY 9 42 - COOLEST HIGH TEMPERATURE 43 IN 1966 MAY 9 0.4 - MOST SNOWFALL TRACE IN 1977 AND 1966 MAY 29 70 - WARMEST LOW TEMPERATURE 64 IN 1987 $$ KIMBLE