669
CDUS45 KBOI 181031
CLIBOI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
331 AM MST SUN JAN 18 2026
...............................
..THE BOISE ID CLIMATE SUMMARY FOR JANUARY 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1875 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 33 537 PM 58 1923 39 -6 41
MINIMUM 29 813 AM -20 1883 26 3 22
AVERAGE 31 32 -1 32
PRECIPITATION (IN)
YESTERDAY T 0.84 1953 0.05 -0.05 0.00
MONTH TO DATE 0.68 0.81 -0.13 0.93
SINCE OCT 1 5.03 4.34 0.69 5.34
SINCE JAN 1 0.68 0.81 -0.13 0.93
SNOWFALL (IN)
YESTERDAY T 5.4 1922 0.2 -0.2 0.0
MONTH TO DATE T 3.2 -3.2 2.3
SINCE JUL 1 0.1 10.9 -10.8 2.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 34 33 1 33
MONTH TO DATE 484 572 -88 512
SINCE DEC 1 1201 1592 -391 1414
SINCE JUL 1 2141 2804 -663 2452
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 4.5
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 78 400 PM
AVERAGE 87
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THE BOISE ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 58 2018
MINIMUM TEMPERATURE (F) 26 -27 1883
SUNRISE AND SUNSET
JANUARY 18 2026.......SUNRISE 813 AM MST SUNSET 538 PM MST
JANUARY 19 2026.......SUNRISE 813 AM MST SUNSET 539 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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