656
CDUS45 KBOI 210934
CLIBOI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
334 AM MDT SUN SEP 21 2025
...............................
..THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 20 2025
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)
YESTERDAY
MAXIMUM 88 449 PM 94 1922 78 10 77
MINIMUM 61 659 AM 32 1924 51 10 54
AVERAGE 75 65 10 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.90 2008 0.01 -0.01 0.00
MONTH TO DATE 0.06 0.25 -0.19 0.20
SINCE OCT 1 11.78 11.33 0.45 15.13
SINCE JAN 1 7.37 7.80 -0.43 11.19
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2006 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 3 37 -34 20
SINCE SEP 1 3 37 -34 20
SINCE JUL 1 3 50 -47 29
COOLING
YESTERDAY 10 3 7 1
MONTH TO DATE 164 100 64 145
SINCE SEP 1 164 100 64 145
SINCE JAN 1 1227 1015 212 1373
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 46 600 AM
LOWEST 20 100 PM
AVERAGE 33
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THE BOISE ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 95 1967
MINIMUM TEMPERATURE (F) 51 30 1993
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 731 AM MDT SUNSET 743 PM MDT
SEPTEMBER 22 2025.....SUNRISE 733 AM MDT SUNSET 741 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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