Climatological Report (Daily)
Issued by NWS Boise, ID
Issued by NWS Boise, ID
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CDUS45 KBOI 220121
CLIBOI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
721 PM MDT THU AUG 21 2025
...................................
...THE BOISE ID CLIMATE SUMMARY FOR AUGUST 21 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 91 538 PM 101 1897 89 2 88
2005
MINIMUM 61 641 AM 43 1918 60 1 61
AVERAGE 76 74 2 75
PRECIPITATION (IN)
TODAY 0.00 0.37 2023 0.00 0.00 0.00
MONTH TO DATE 0.02 0.11 -0.09 0.02
SINCE OCT 1 11.21 11.02 0.19 14.93
SINCE JAN 1 6.80 7.49 -0.69 10.99
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 32 66 -34 24
SINCE JUL 1 0 5 -5 0
COOLING
TODAY 11 10 1 10
MONTH TO DATE 244 257 -13 350
SINCE JUN 1 859 786 73 1149
SINCE JAN 1 939 831 108 1173
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 7.5
RELATIVE HUMIDITY (PERCENT)
HIGHEST 56 400 AM
LOWEST 14 600 PM
AVERAGE 35
..........................................................
THE BOISE ID CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 101 1950
MINIMUM TEMPERATURE (F) 60 39 1892
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 657 AM MDT SUNSET 838 PM MDT
AUGUST 22 2025........SUNRISE 658 AM MDT SUNSET 837 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$