581
CDUS46 KBOI 200223
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
723 PM MST FRI DEC 19 2025
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR DECEMBER 19 2025
VALID TODAY AS OF 0700 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1948 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 53R 1105 AM 50 2011 38 15 46
MINIMUM 32 659 AM -5 1985 24 8 30
2016
AVERAGE 43 31 12 38
PRECIPITATION (IN)
TODAY T 0.99 1981 0.05 -0.05 0.00
MONTH TO DATE 0.72 0.82 -0.10 1.24
SINCE OCT 1 1.91 2.34 -0.43 3.68
SINCE JAN 1 9.69 8.91 0.78 11.18
DEGREE DAYS
HEATING
TODAY 22 34 -12 27
MONTH TO DATE 512 618 -106 621
SINCE DEC 1 512 618 -106 621
SINCE JUL 1 1606 1836 -230 1673
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1163 1100 63 1322
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 6.7
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 59 1100 AM
AVERAGE 80
......................................................
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 55 1955
MINIMUM TEMPERATURE (F) 24 -7 1990
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 819 AM MST SUNSET 512 PM MST
DECEMBER 20 2025......SUNRISE 819 AM MST SUNSET 513 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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