467
CDUS45 KBOI 300930
CLITWF
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
330 AM MDT WED SEP 30 2026
...............................
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 29 2026
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)
YESTERDAY
MAXIMUM 72 426 PM 87 2015 70 2 82
MINIMUM 50 703 AM 27 1999 43 7 54
AVERAGE 61 56 5 68
PRECIPITATION (IN)
YESTERDAY 0.00 0.43 2014 0.02 -0.02 0.11
MONTH TO DATE 0.23 0.51 -0.28 0.29
SINCE OCT 1 6.64 10.26 -3.62 7.11
SINCE JAN 1 4.44 7.44 -3.00 4.32
DEGREE DAYS
HEATING
YESTERDAY 4 9 -5 0
MONTH TO DATE 108 142 -34 40
SINCE SEP 1 108 142 -34 40
SINCE JUL 1 113 169 -56 40
COOLING
YESTERDAY 0 0 0 3
MONTH TO DATE 35 53 -18 65
SINCE SEP 1 35 53 -18 65
SINCE JAN 1 898 613 285 830
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 13.0
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 42 700 AM
LOWEST 13 400 PM
AVERAGE 28
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THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 2011
MINIMUM TEMPERATURE (F) 42 25 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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