BOF 000 CXUS51 KGYX 031320 CLMCON CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 820 AM EST TUE NOV 3 2009 ................................... ...THE CONCORD NH CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2009... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1871 TO 2009 /SINCE 1869 FOR TEMPERATURE/ WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 92 10/16/1879 LOW 10 10/21/1972 10/24/1969 HIGHEST 71 10/31 74 10/09 LOWEST 21 10/17 20 10/31 10/24 10/20 AVG. MAXIMUM 56.6 60.5 -3.9 60.4 AVG. MINIMUM 34.3 35.1 -0.8 MEAN 45.5 47.8 -2.3 46.8 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 15 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 14.57 2005 MINIMUM 0.05 1924 TOTALS 5.15 3.46 1.69 3.05 DAILY AVG. 0.17 DAYS >= .01 12 DAYS >= .10 7 DAYS >= .50 4 DAYS >= 1.00 1 GREATEST 24 HR. TOTAL 1.87 10/23 TO 10/24 10/24 TO 10/24 SNOWFALL (INCHES) RECORDS TOTAL 3.0 1868 1884 TOTALS T 0.1 -0.1 0.0 SINCE 7/1 T 0.1 -0.1 SNOWDEPTH AVG. 0 DAYS >= TRACE 2 0.1 1.9 DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 MM 24 HR TOTAL T 10/18 TO 10/18 10/16 TO 10/16 DEGREE_DAYS HEATING TOTAL 597 548 49 SINCE 7/1 892 826 66 COOLING TOTAL 0 1 -1 SINCE 1/1 329 442 -113 ................................................................. WIND (MPH) AVERAGE WIND SPEED 4.4 HIGHEST WIND SPEED/DIRECTION 31/300 DATE 10/31 HIGHEST GUST SPEED/DIRECTION 41/310 DATE 10/31 SKY COVER AVERAGE RH (PERCENT) 74 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 HEAVY RAIN 5 RAIN 6 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 2 FOG 17 FOG W/VIS <= 1/4 MILE 4 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && OCTOBER 2009 WAS MUCH COLDER AND WETTER THAN NORMAL IN CONCORD. THE AVERAGE MONTHLY TEMPERATURE OF 45.5 DEGREES WAS 2.3 DEGREES BELOW NORMAL. THIS WAS THE 127TH WARMEST OUT OF 142 YEARS OF TEMPERATURE RECORDS...WHICH ALSO COMES OUT TO BE THE 16TH COLDEST ON RECORD. THE WARMEST OCTOBER WAS 57.6 DEGREES IN 1879 AND THE COLDEST WAS 42.2 DEGREES IN 1925. THE WARMEST TEMPERATURE FOR THE MONTH WAS 71 DEGREES WHICH SURPRISINGLY OCCURRED ON THE LAST DAY OF THE MONTH. THE ONLY OTHER 70 DEGREE DAY WAS ON THE 4TH WITH A HIGH OF 70. THE COLDEST TEMPERATURE FOR THE MONTH WAS 21 DEGREES ON THE 17TH. THERE WERE A TOTAL OF 15 DAYS OUT OF 31 WITH A LOW OF 32 OR COLDER. THIS INCLUDED A STRETCH OF SEVEN DAYS, FROM THE 14TH THROUGH THE 20TH, WITH LOW TEMPERATURES IN THE 20S EACH DAY. THERE WERE NO RECORD HIGH OR LOW TEMPERATURES SET OR TIED IN CONCORD THIS OCTOBER. CONCORD MEASURED OVER FIVE INCHES /5.15 INCHES/ OF RAIN IN OCTOBER. THIS WAS 1.69 INCHES ABOVE NORMAL AND RANKS AS THE 16TH WETTEST OCTOBER IN THE PAST 142 YEARS OF PRECIPITATION RECORDS. THE WETTEST OCTOBER WAS 14.57 INCHES IN 2005 AND THE DRIEST WAS 0.05 INCHES IN 1924. THE WETTEST DAY WAS ON THE 24TH WHEN CONCORD HAD A RECORD SETTING 1.87 INCHES OF RAIN. THIS TOPPED THE OLD RECORD FOR OCTOBER 24TH OF 1.68 INCHES SET IN 1959. THE SECOND WETTEST DAY WAS ON THE 28TH WITH 0.94 INCHES OF RAIN. THERE WERE TWO DAYS, THE 3RD AND THE 7TH, WITH ABOUT TWO THIRDS OF AN INCH OF RAIN. THERE WAS A TRACE OF SNOWFALL IN OCTOBER. THIS TIED 35 OTHER YEARS AS THE 15TH SNOWIEST OCTOBER ON RECORD. THE MOST SNOWFALL IN OCTOBER WAS 3.0 INCHES IN 1868 AND 1884. THE LEAST AMOUNT OF SNOWFALL WAS ZERO INCHES WHICH HAPPENED 92 TIMES, MOST RECENTLY IN 2008. THE 30 YEAR NORMAL SNOWFALL IN OCTOBER IN CONCORD IS 0.1 INCHES. THERE WAS A TRACE OF SNOW ON TWO DIFFERENT DAYS IN OCTOBER. A TRACE OF SNOW FELL ON THE 16TH...TYING THE RECORD WHICH WAS PREVIOUSLY SET IN 1884. ANOTHER TRACE OF SNOW FELL ON THE 18TH, TYING THE RECORD FOR THAT DATE WHICH WAS FIRST SET BACK IN 1922. $$ SJC EOF