668
CDUS45 KBOI 181031
CLIJER
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
331 AM MST SUN JAN 18 2026
...............................
..THE JEROME ID CLIMATE SUMMARY FOR JANUARY 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1915 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 33 500 PM 51 1954 36 -3 37
MINIMUM 23 1130 PM -18 1917 23 0 20
AVERAGE 28 29 -1 29
PRECIPITATION (IN)
YESTERDAY 0.00 0.55 1998 0.04 -0.04 0.00
MONTH TO DATE 0.55 0.68 -0.13 0.16
SINCE OCT 1 3.22 3.72 -0.50 3.03
SINCE JAN 1 0.55 0.68 -0.13 0.16
DEGREE DAYS
HEATING
YESTERDAY 37 36 1 36
MONTH TO DATE 518 617 -99 581
SINCE DEC 1 1293 1725 -432 1528
SINCE JUL 1 2422 3112 -690 2809
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
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WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 4.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 88 500 PM
AVERAGE 94
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THE JEROME ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 52 2018
MINIMUM TEMPERATURE (F) 23 -13 1984
SUNRISE AND SUNSET
JANUARY 18 2026.......SUNRISE 804 AM MST SUNSET 533 PM MST
JANUARY 19 2026.......SUNRISE 803 AM MST SUNSET 535 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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