Climatological Report (Monthly)
Issued by NWS Boise, ID
Issued by NWS Boise, ID
000 CXUS56 KBOI 011728 CLMBNO CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 1128 AM MDT SUN OCT 01 2023 ................................... ...THE BURNS OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1938 TO 2023 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) HIGHEST 88 09/16 09/17 LOWEST 23 09/22 AVG. MAXIMUM 75.2 78.2 -3.0 AVG. MINIMUM 37.3 37.4 -0.1 MEAN 56.3 57.8 -1.5 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 9 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 2.13 1986 TOTALS 0.24 0.38 -0.14 DAYS >= .01 6 DAYS >= .10 1 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.12 09/02 TO 09/02 DEGREE DAYS HEATING TOTAL 256 232 24 SINCE 7/1 279 325 -46 COOLING TOTAL 0 16 -16 SINCE 1/1 352 302 50 ................................................ WIND (MPH) AVERAGE WIND SPEED 6.1 HIGHEST WIND SPEED/DIRECTION 26/320 DATE 09/20 HIGHEST GUST SPEED/DIRECTION 37/320 DATE 09/20 AVERAGE RH (PERCENT) 52 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$