507
CDUS45 KBOI 190125
CLITWF
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
725 PM MDT THU SEP 18 2025
...............................
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 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 83 418 PM 87 2009 76 7 69
MINIMUM 44 538 AM 31 2003 46 -2 49
AVERAGE 64 61 3 59
PRECIPITATION (IN)
TODAY 0.00 0.02 2017 0.02 -0.02 0.00
MONTH TO DATE T 0.27 -0.27 0.23
SINCE OCT 1 6.82 10.02 -3.20 8.04
SINCE JAN 1 4.03 7.20 -3.17 5.59
DEGREE DAYS
HEATING
TODAY 1 5 -4 6
MONTH TO DATE 17 62 -45 47
SINCE SEP 1 17 62 -45 47
SINCE JUL 1 17 89 -72 66
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 51 44 7 57
SINCE SEP 1 51 44 7 57
SINCE JAN 1 816 604 212 821
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 6.8
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 400 AM
LOWEST 18 400 PM
AVERAGE 41
......................................................
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 89 2009
MINIMUM TEMPERATURE (F) 46 35 2005
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 721 AM MDT SUNSET 742 PM MDT
SEPTEMBER 19 2025.....SUNRISE 722 AM MDT SUNSET 740 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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