192
CDUS45 KBOI 181037
CLIBOI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
337 AM MST THU DEC 18 2025
...............................
..THE BOISE ID CLIMATE SUMMARY FOR DECEMBER 17 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1875 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 58R 712 AM 55 1917 38 20 51
MINIMUM 33 1159 PM -2 1985 25 8 34
AVERAGE 46 32 14 43
PRECIPITATION (IN)
YESTERDAY 0.22 1.14 1884 0.05 0.17 0.17
MONTH TO DATE 0.87 0.84 0.03 1.02
SINCE OCT 1 2.95 2.83 0.12 2.65
SINCE JAN 1 11.07 10.81 0.26 13.84
SNOWFALL (IN)
YESTERDAY 0.0 4.8 1945 0.1 -0.1 0.0
MONTH TO DATE 0.0 2.7 -2.7 T
SINCE JUL 1 0.1 4.8 -4.7 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 34 -15 22
MONTH TO DATE 390 543 -153 554
SINCE DEC 1 390 543 -153 554
SINCE JUL 1 1330 1755 -425 1592
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1255 1044 211 1432
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 14.9
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 400 AM
LOWEST 35 600 PM
AVERAGE 63
......................................................
THE BOISE ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 59 2024
MINIMUM TEMPERATURE (F) 25 -5 1924
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 813 AM MST SUNSET 510 PM MST
DECEMBER 19 2025......SUNRISE 814 AM MST SUNSET 510 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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