Climatological Report (Annual)
Issued by NWS
Issued by NWS
244 CXUS53 KAPX 010507 CLAAPN CLIMATE REPORT NATIONAL WEATHER SERVICE 1207 AM EST FRI JAN 01 2021 ................................... ...THE ALPENA MI CLIMATE SUMMARY FOR THE YEAR OF 2020... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1916 TO 2020 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 106 07/13/1936 LOW -37 02/17/1979 HIGHEST 96 07/09 MM MM 95 07/19 LOWEST -6 01/20 MM MM -25 01/26 AVG. MAXIMUM 54.9 53.6 1.3 48.2 AVG. MINIMUM 34.5 33.6 0.9 29.1 MEAN 44.7 43.6 1.1 38.6 DAYS MAX >= 90 12 4.6 7.4 4 DAYS MAX <= 32 35 DAYS MIN <= 32 118 165.9 -47.9 169 DAYS MIN <= 0 7 15.3 -8.3 27 PRECIPITATION (INCHES) RECORD MAXIMUM MM MM MINIMUM MM MM TOTALS 23.33 28.16 -4.83 31.22 DAILY AVG. 0.10 0.08 0.02 0.10 DAYS >= .01 106 145.4 -39.4 144 DAYS >= .10 48 67.7 -19.7 73 DAYS >= .50 12 16.4 -4.4 20 DAYS >= 1.00 4 3.5 0.5 5 DAYS >= %-5.2F 0 MM DAYS >= %-5.2F 0 MM GREATEST 24 HR. TOTAL 3.59 0MM26 TO 07/26 1.79 STORM TOTAL 0.34 MM (MM/DD(HH)) MM DEGREE DAYS HEATING TOTAL 5211 8099 -2888 8089 SINCE 7/1 1322 3062 -1740 MM COOLING TOTAL 344 292 52 198 SINCE 1/1 344 291 53 198 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST 10/05 LATEST 05/13 ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.3 RESULTANT WIND SPEED/DIRECTION 1/250 HIGHEST WIND SPEED/DIRECTION 30/310 DATE 07/18 HIGHEST GUST SPEED/DIRECTION 53/300 DATE 07/18 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.49 NUMBER OF DAYS FAIR 88 NUMBER OF DAYS PC 81 NUMBER OF DAYS CLOUDY 74 AVERAGE RH (PERCENT) 72 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$