Climatological Report (Monthly)
Issued by NWS Portland, ME

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000 CXUS51 KGYX 031707 CLMCON PWMCLMCON 000 TTAA00 KGYX 020940 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 1207 PM EST FRI MAR 3 2017 ................................... ...THE CONCORD NH CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2017... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1868 TO 2017 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 69 02/24/2017 LOW -37 02/16/1943 HIGHEST 69R 02/24 54 15 63 02/25 LOWEST -2 02/10 -8 6 -13 02/14 AVG. MAXIMUM 41.2 34.9 6.3 39.6 AVG. MINIMUM 19.0 13.8 5.2 16.9 MEAN 30.1 24.3 5.8 28.2 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 9 10.2 -1.2 8 DAYS MIN <= 32 26 26.7 -0.7 27 DAYS MIN <= 0 1 3.6 -2.6 4 PRECIPITATION (INCHES) RECORD MAXIMUM 8.96 2008 MINIMUM 0.03 1987 TOTALS 2.71 2.62 0.09 4.39 DAILY AVG. 0.10 0.09 0.01 0.15 DAYS >= .01 10 9.5 0.5 14 DAYS >= .10 10 5.5 4.5 7 DAYS >= .50 2 1.8 0.2 4 DAYS >= 1.00 0 0.5 -0.5 1 GREATEST 24 HR. TOTAL 0.54 02/09 SNOWFALL (INCHES) RECORDS TOTAL 59.0 1893 TOTALS 24.2 12.3 11.9 12.7 SINCE 7/1 57.0 47.5 9.5 24.7 SNOWDEPTH AVG. 15 DAYS >= TRACE 11 6.5 4.5 12 DAYS >= 1.0 8 3.1 4.9 3 GREATEST SNOW DEPTH 24 02/16 02/13 24 HR TOTAL 7.8 02/12 TO 02/13 DEGREE_DAYS HEATING TOTAL 971 1138 -167 1061 SINCE 7/1 4498 5260 -762 4349 COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 0 ................................................................. WIND (MPH) AVERAGE WIND SPEED 7.3 HIGHEST WIND SPEED/DIRECTION 31/310 DATE 02/13 HIGHEST GUST SPEED/DIRECTION 40/310 DATE 02/13 SKY COVER AVERAGE SKY COVER 0.50 AVERAGE RH (PERCENT) 64 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 4 FREEZING RAIN 1 LT FREEZING RAIN 1 HEAVY SNOW 1 SNOW 3 LIGHT SNOW 10 FOG 13 FOG W/VIS <= 1/4 MILE 4 HAZE 13 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && MILD WEATHER WHICH HAD ARRIVED AT THE END OF JANUARY CONTINUED INTO THE FIRST PART OF FEBRUARY. BUT THE WEATHER BEGAN TO CHANGE DURING THE SECOND WEEK OF THE MONTH. LIGHT SNOW FELL ON FEBRUARY 7, A SIGN OF A SHIFT IN THE WEATHER PATTERN. COLD AND SNOWY WEATHER FOLLOWED. SNOW WAS OBSERVED ON 9 OUT OF 10 DAYS FROM THE 7TH THROUGH THE 16TH, WITH MORE THAN 20 INCHES FALLING DURING THAT PERIOD. THE WEATHER PATTERN SHIFTED AGAIN FOR THE LAST HALF OF THE MONTH AS WELL ABOVE NORMAL TEMPERATURES WHICH HAD BUILT UP IN THE CENTER OF THE COUNTRY SPILLED INTO NEW ENGLAND. THE TEMPERATURE TOPPED 40 DEGREES ON EACH OF THE LAST 11 DAYS OF THE MONTH, INCLUDING 8 DAYS OVER 50 DEGREES. THE WARMEST PERIOD WAS FROM FEBRUARY 23 TO 25 WHEN THE TEMPERATURE TOPPED 60 DEGREES FOR 3 STRAIGHT DAYS. THE HIGH TEMPERATURE OF 69 DEGREES ON FEBRUARY 24 WAS THE WARMEST TEMPERATURE EVER OBSERVED IN THE MONTH OF FEBRUARY. THIS REMARKABLE WARMTH WAS ACHIEVED IN SPITE OF THE 12 INCHES OF SNOW THAT REMAINED ON THE GROUND. AFTER THIS PROLONGED PERIOD OF WARMTH, ONLY 9 INCHES OF SNOW WAS LEFT ON THE GROUND AT THE END OF THE MONTH. THE AVERAGE TEMPERATURE FOR THE MONTH WAS 30.1 DEGREES WHICH WAS 5.8 DEGREES ABOVE NORMAL AND THE 5TH WARMEST FEBRUARY ON RECORD. THE WARMEST FEBRUARY WAS IN 1877 WHEN THE AVERAGE TEMPERATURE WAS 32.3 DEGREES. THE COLDEST WAS ONLY 12.0 DEGREES IN 1934. THE FOLLOWING TABLE LISTS THE WARMEST FEBRUARYS AT CONCORD. WARMEST FEBRUARY AVERAGE TEMPERATURE (SINCE 1868)... RANK TEMP YEAR 1 32.3 1877 2 30.9 1998 3 30.8 1981 4 30.5 1984 5 30.1 2017 <=== 30.1 2012 7 30.0 1925 8 29.7 1954 9 29.6 1880 10 29.2 1960 THE TEMPERATURE ON FEBRUARY 24 SOARED TO 69 DEGREES, THE WARMEST TEMPERATURE EVER RECORDED IN THE MONTH OF FEBRUARY. IN FACT, THREE OF THE TOP TEN WARMEST FEBRUARY TEMPERATURES WERE OBSERVED IN 2017. THE FOLLOWING TABLE LISTS THE WARMEST TEMPERATURES OBSERVED IN FEBRUARY. WARMEST FEBRUARY TEMPERATURE (SINCE 1868)... RANK TEMP DATE 1 69 FEB 24, 2017 <=== 2 68 FEB 25, 2017 <=== 68 FEB 27, 1880 68 FEB 12, 1872 5 67 FEB 22, 1997 6 66 FEB 26, 1957 66 FEB 20, 1930 8 65 FEB 23, 2017 <=== 65 FEB 9, 1886 65 FEB 28, 1877 A TOTAL OF 2.71 INCHES OF PRECIPITATION FELL WHICH WAS 0.09 INCHES ABOVE NORMAL. THE HEAVIEST PRECIPITATION FELL DURING A PARTICULARLY SNOWY PERIOD FROM FEB 11 THRU 13 WHEN 0.82 INCHES OF LIQUID EQUIVALENT PRECIPITATION WAS MEASURED. THE WETTEST FEBRUARY ON RECORD WAS IN 2008 WHEN 8.96 INCHES FELL. THE DRIEST WAS IN 1987 WITH ONLY 0.03 INCHES. THERE WAS 24.2 INCHES OF SNOWFALL WHICH WAS 11.9 INCHES ABOVE NORMAL. ALMOST ALL OF THIS SNOW FELL DURING A PARTICULARLY SNOWY PERIOD FROM FEB 7 THRU 16, WITH THE HEAVIEST FALLING ON THE 9TH WHEN 6.3 INCHES WAS MEASURED. THE SNOWIEST FEBRUARY ON RECORD WAS IN 1893 WHEN 59.0 INCHES WAS MEASURED. THE LEAST SNOWY FEBRUARY WAS IN 1877 WITH ONLY A TRACE OF SNOW OBSERVED. THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN FEBRUARY 2017... DATE RECORD PREVIOUS 23 65 - WARMEST HIGH TEMPERATURE 63 IN 1875 24 69 - WARMEST HIGH TEMPERATURE 62 IN 1930 AND 1872 25 68 - WARMEST HIGH TEMPERATURE 63 IN 2016 $$ KIMBLE

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