667
CDUS45 KBOI 010126
CLITWF
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
726 PM MDT WED SEP 30 2026
...............................
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 30 2026
VALID TODAY AS OF 0700 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1997 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 343 PM 91 2011 70 7 70
MINIMUM 50 649 AM 25 2019 42 8 51
AVERAGE 64 56 8 61
PRECIPITATION (IN)
TODAY 0.00 0.20 2025 0.02 -0.02 0.20
MONTH TO DATE 0.23 0.53 -0.30 0.49
SINCE OCT 1 6.64 10.28 -3.64 7.31
SINCE JAN 1 4.44 7.46 -3.02 4.52
DEGREE DAYS
HEATING
TODAY 1 9 -8 4
MONTH TO DATE 109 151 -42 44
SINCE SEP 1 109 151 -42 44
SINCE JUL 1 114 178 -64 44
COOLING
TODAY 0 0 0 0
MONTH TO DATE 35 53 -18 65
SINCE SEP 1 35 53 -18 65
SINCE JAN 1 898 613 285 830
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 12.4
RELATIVE HUMIDITY (PERCENT)
HIGHEST 48 600 AM
LOWEST 25 400 PM
AVERAGE 37
......................................................
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 91 2010
MINIMUM TEMPERATURE (F) 42 28 2019
SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE 734 AM MDT SUNSET 721 PM MDT
OCTOBER 1 2026.......SUNRISE 735 AM MDT SUNSET 719 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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