CXUS55 KBOI 091829 CLABOI CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 1129 AM MST FRI JAN 09 2026 ................................... ...THE BOISE ID CLIMATE SUMMARY FOR THE YEAR OF 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1875 TO 2026 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 111 07/19/1960 07/12/1898 LOW -28 01/16/1888 HIGHEST 104 07/08 108 07/10 07/21 LOWEST 5 02/12 3 01/15 01/16 AVG. MAXIMUM 66.7 64.3 2.4 66.7 AVG. MINIMUM 44.0 42.0 2.0 44.0 MEAN 55.4 53.2 2.2 55.4 DAYS MAX >= 90 60 55.0 5.0 66 DAYS MAX <= 32 6 16.0 -10.0 11 DAYS MIN <= 32 86 108.2 -22.2 89 DAYS MIN <= 0 0 0.9 -0.9 0 PRECIPITATION (INCHES) RECORD MAXIMUM 22.97 1896 MINIMUM 7.90 1895 TOTALS 12.22 11.51 0.71 15.84 DAILY AVG. 0.04 0.03 0.01 0.04 DAYS >= .01 64 89.2 -25.2 98 DAYS >= .10 29 37.8 -8.8 48 DAYS >= .50 3 3.3 -0.3 6 DAYS >= 1.00 0 0.0 0.0 2 GREATEST 24 HR. TOTAL 0.95 1MM21 TO 12/22 1.23 STORM TOTAL 0.93 1.09 (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL 50.0 1930 24 HR TOTAL 17.0 12/15/2025 TO 12/16/1884 SNOW DEPTH 22 12/17/1884 TOTALS 13.7 17.6 -3.9 33.0 LIQUID EQUIV 1.40 1.70 -0.30 3.30 SINCE 7/1 0.1 7.7 -7.6 MM LIQUID 7/1 0.01 0.70 -0.69 MM SNOWDEPTH AVG. 0 0 DAYS >= TRACE 10 18.0 -8.0 43 DAYS >= 1.0 1 6.0 -5.0 10 GREATEST SNOW DEPTH 4 02/07 10 01/14 24 HR TOTAL 4.7 0MM06 TO 02/07 0.8 STORM TOTAL 4.7 6.8 (MM/DD(HH)) MM DEGREE DAYS HEATING TOTAL 4639 5320 -681 4844 SINCE 7/1 1657 2231 -574 MM COOLING TOTAL 1255 1045 210 1432 SINCE 1/1 1255 1044 211 MM FREEZE DATES ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.3 RESULTANT WIND SPEED/DIRECTION 0/300 HIGHEST WIND SPEED/DIRECTION 39/230 DATE 07/02 HIGHEST GUST SPEED/DIRECTION 51/240 DATE 07/02 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.24 NUMBER OF DAYS FAIR 242 NUMBER OF DAYS PC 58 NUMBER OF DAYS CLOUDY 33 AVERAGE RH (PERCENT) 52 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 17 MIXED PRECIP 1 HEAVY RAIN 4 RAIN 18 LIGHT RAIN 89 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 1 LIGHT SNOW 20 SLEET 1 FOG 49 FOG W/VIS <= 1/4 MILE 13 HAZE 14 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$