685
CDUS46 KBOI 100221
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
721 PM MST TUE DEC 09 2025
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR DECEMBER 9 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 55R 201 PM 55 2015 40 15 32
MINIMUM 39 243 AM -18 1972 25 14 25
AVERAGE 47 32 15 29
PRECIPITATION (IN)
TODAY 0.00 0.56 1964 0.04 -0.04 0.00
MONTH TO DATE 0.32 0.35 -0.03 0.03
SINCE OCT 1 1.51 1.87 -0.36 2.47
SINCE JAN 1 9.29 8.44 0.85 9.97
DEGREE DAYS
HEATING
TODAY 18 32 -14 36
MONTH TO DATE 251 283 -32 325
SINCE DEC 1 251 283 -32 325
SINCE JUL 1 1345 1501 -156 1377
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 10 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 3.9
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 61 1000 AM
AVERAGE 77
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THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 54 1993
MINIMUM TEMPERATURE (F) 25 -23 1972
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 811 AM MST SUNSET 510 PM MST
DECEMBER 10 2025......SUNRISE 812 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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