Climatological Report (Monthly)
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
000 CXHW53 PHFO 011627 CLMITO CLIMATE REPORT NATIONAL WEATHER SERVICE HONOLULU HI 627 AM HST SUN OCT 01 2023 ................................... ...THE HILO HI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1949 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 93 09/02/2015 09/26/2014 LOW 61 09/30/1970 HIGHEST 87 09/09 83 4 87 09/05 09/29 09/11 09/17 LOWEST 67 09/04 69 -2 66 09/05 09/20 AVG. MAXIMUM 84.5 83.3 1.2 84.9 AVG. MINIMUM 69.8 69.8 0.0 69.4 MEAN 77.2 76.5 0.7 77.2 DAYS MAX >= 93 0 0 DAYS MAX >= 90 0 0 DAYS MAX <= 80 0 1 DAYS MIN >= 72 3 2 DAYS MIN <= 60 0 0 DAYS MIN <= 55 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 21.82 1994 MINIMUM 1.59 1974 TOTALS 5.67 8.70 -3.03 4.65 DAILY AVG. 0.19 0.29 -0.10 0.16 DAYS >= .01 27 23.3 3.7 21 DAYS >= .10 16 15.3 0.7 13 DAYS >= .50 2 4.8 -2.8 1 DAYS >= 1.00 0 1.6 -1.6 0 GREATEST 24 HR. TOTAL 0.88 09/17 TO 09/18 0.74 SNOWFALL (INCHES) RECORDS TOTAL MM MM TOTALS MM MM MM MM SINCE 7/1 MM MM MM MM SNOWDEPTH AVG. MM MM DAYS >= 1.0 MM MM MM MM GREATEST SNOW DEPTH MM MM MM 24 HR TOTAL MM MM DEGREE DAYS HEATING TOTAL 0 0 0 0 SINCE 7/1 0 0 0 MM COOLING TOTAL 373 346 27 370 SINCE 1/1 2797 2457 340 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.2 HIGHEST WIND SPEED/DIRECTION 17/050 DATE 09/21 17/250 09/25 17/080 09/29 HIGHEST GUST SPEED/DIRECTION 24/070 DATE 09/17 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.69 NUMBER OF DAYS FAIR 1 NUMBER OF DAYS PC 17 NUMBER OF DAYS CLOUDY 12 AVERAGE RH (PERCENT) 80 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM MM MIXED PRECIP MM HEAVY RAIN 8 RAIN 16 LIGHT RAIN 24 FREEZING RAIN MM LT FREEZING RAIN MM HAIL MM HEAVY SNOW MM SNOW MM LIGHT SNOW MM SLEET MM FOG 26 FOG W/VIS <= 1/4 MILE MM HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$