855 CXUS53 KTOP 051424 AAA CLMTOP CLIMATE REPORT...AMMENDED TO INCLUDE REMARKS NATIONAL WEATHER SERVICE TOPEKA KS 923 AM CDT SAT MAY 5 2018 ................................... ...THE TOPEKA KS CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1887 TO 2018 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 97 04/25/2012 04/06/1893 54/01/2206 LOW 10 04/03/1975 HIGHEST 84 04/11 71 13 82 LOWEST 18 04/07 38 -20 31 04/04 AVG. MAXIMUM 61.3 66.7 -5.4 68.0 AVG. MINIMUM 35.6 43.5 -7.9 47.1 MEAN 48.4 55.1 -6.7 57.5 DAYS MAX >= 90 0 0.4 -0.4 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 12 3.5 8.5 1 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 8.69 1999 MINIMUM 0.62 1989 TOTALS 1.06 3.53 -2.47 6.04 DAILY AVG. 0.04 0.12 -0.08 0.20 DAYS >= .01 7 9.7 -2.7 16 DAYS >= .10 4 6.2 -2.2 10 DAYS >= .50 1 2.7 -1.7 4 DAYS >= 1.00 0 0.8 -0.8 1 GREATEST 24 HR. TOTAL 0.50 04/25 TO 04/25 1.49 SNOWFALL (INCHES) RECORDS TOTAL 10.0 1926 TOTALS 0.7 0.3 0.4 T SINCE 7/1 8.1 17.8 -9.7 6.6 SNOWDEPTH AVG. 0 0 DAYS >= 1.0 0 0.1 -0.1 0 GREATEST SNOW DEPTH T 04/02 0 MM 24 HR TOTAL 0.7 04/01 TO 04/01 T DEGREE_DAYS HEATING TOTAL 499 322 177 245 SINCE 7/1 4870 4917 -47 3926 COOLING TOTAL 7 25 -18 28 SINCE 1/1 7 28 -21 37 ................................................................. WIND (MPH) AVERAGE WIND SPEED 10.2 HIGHEST WIND SPEED/DIRECTION 35/180 DATE 04/13 HIGHEST GUST SPEED/DIRECTION 53/170 DATE 04/13 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.40 NUMBER OF DAYS FAIR 17 NUMBER OF DAYS PC 6 NUMBER OF DAYS CLOUDY 7 AVERAGE RH (PERCENT) 62 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. APRIL BROUGHT ANOTHER MONTH OF BELOW NORMAL PRECIPITATION...WITH THE TOTAL AMOUNT OF 1.06 INCHES RANKING AS THE NINTH LOWEST VALUE ON RECORD...BUT THE BIGGER STORY OF THE MONTH WAS THE COLD TEMPERATURES. THE AVERAGE TEMPERATURE FOR THE MONTH WAS THE THIRD COLDEST OF ANY APRIL ON RECORD. THE COLD STARTED EARLY IN THE MONTH WITH HIGHS IN THE 30S AND SLEET AND SNOW ACCUMULATIONS ON APRIL 1. AFTER A BRIEF WARM UP ON APRIL 5...COLDER AIR MOVED BACK IN WITH A RECORD LOW OF 18 DEGREES ON APRIL 7. TRACE AMOUNTS OF SNOW FELL ON THIS DAY AND AGAIN ON APRIL 14 AND 15 WITH A RECORD LOWEST MAXIMUM TEMPERATURE OF 35 SET ON APRIL 15. MORE TYPICAL APRIL TEMPERATURES WERE COMMON IN THE LAST TEN DAYS OF THE MONTH. $$