505
CDUS45 KBOI 190224
CLITWF
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
724 PM MST THU DEC 18 2025
...............................
..THE TWIN FALLS ID CLIMATE SUMMARY FOR DECEMBER 18 2025
VALID TODAY AS OF 0700 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1997 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 36 1059 AM 55 2024 36 0 55
MINIMUM 23 525 AM 0 2008 20 3 34
AVERAGE 30 28 2 45
PRECIPITATION (IN)
TODAY 0.12 0.38 2010 0.05 0.07 0.00
MONTH TO DATE 0.50 0.74 -0.24 0.65
SINCE OCT 1 1.72 2.33 -0.61 1.43
SINCE JAN 1 6.24 9.79 -3.55 7.02
DEGREE DAYS
HEATING
TODAY 35 37 -2 20
MONTH TO DATE 417 649 -232 569
SINCE DEC 1 417 649 -232 569
SINCE JUL 1 1584 2167 -583 1837
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 832 616 216 843
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 6.4
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 PM
LOWEST 52 1000 AM
AVERAGE 76
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THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 52 2017
MINIMUM TEMPERATURE (F) 20 3 2016
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 803 AM MST SUNSET 507 PM MST
DECEMBER 19 2025......SUNRISE 803 AM MST SUNSET 507 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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