Climatological Report (Daily)
Issued by NWS Boise, ID
Issued by NWS Boise, ID
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CDUS45 KBOI 180136
CLIBOI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
736 PM MDT WED SEP 17 2025
...................................
...THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 17 2025...
VALID TODAY AS OF 0700 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1875 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 437 PM 95 1981 80 5 63
1998
MINIMUM 56 648 AM 24 1965 52 4 52
AVERAGE 71 66 5 58
PRECIPITATION (IN)
TODAY 0.00 0.65 1989 0.02 -0.02 0.05
MONTH TO DATE 0.06 0.21 -0.15 0.20
SINCE OCT 1 11.78 11.29 0.49 15.13
SINCE JAN 1 7.37 7.76 -0.39 11.19
DEGREE DAYS
HEATING
TODAY 0 3 -3 7
MONTH TO DATE 3 28 -25 18
SINCE SEP 1 3 28 -25 18
SINCE JUL 1 3 41 -38 27
COOLING
TODAY 6 4 2 0
MONTH TO DATE 137 91 46 144
SINCE SEP 1 137 91 46 144
SINCE JAN 1 1200 1006 194 1372
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 6.8
RELATIVE HUMIDITY (PERCENT)
HIGHEST 57 700 AM
LOWEST 20 300 PM
AVERAGE 39
..........................................................
THE BOISE ID CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 98 1875
MINIMUM TEMPERATURE (F) 52 27 1965
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 727 AM MDT SUNSET 751 PM MDT
SEPTEMBER 18 2025.....SUNRISE 728 AM MDT SUNSET 749 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$