


Climatological Report (Monthly)
Issued by NWS Boise, ID
Issued by NWS Boise, ID
277 CXUS56 KBOI 011740 CLMBNO CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 1140 AM MDT WED OCT 01 2025 ................................... ...THE BURNS OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1938 TO 2025 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) HIGHEST 94 09/02 LOWEST 27 09/15 AVG. MAXIMUM 79.7 78.2 1.5 AVG. MINIMUM 39.7 37.4 2.3 MEAN 59.7 57.8 1.9 DAYS MAX >= 90 3 DAYS MAX <= 32 0 DAYS MIN <= 32 8 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 2.13 1986 TOTALS 0.38 0.38 0.00 DAYS >= .01 6 DAYS >= .10 1 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.19 09/29 TO 09/29 DEGREE DAYS HEATING TOTAL 181 232 -51 SINCE 7/1 226 325 -99 COOLING TOTAL 31 16 15 SINCE 1/1 260 302 -42 ................................................ WIND (MPH) AVERAGE WIND SPEED 5.8 HIGHEST WIND SPEED/DIRECTION 30/090 DATE 09/06 HIGHEST GUST SPEED/DIRECTION 42/090 DATE 09/06 AVERAGE RH (PERCENT) 50 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$