Climatological Report (Daily)
Issued by NWS
Issued by NWS
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867
CDUS46 KBOI 010121
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
721 PM MDT SUN AUG 31 2025
...................................
...THE ONTARIO OR CLIMATE SUMMARY FOR AUGUST 31 2025...
VALID TODAY AS OF 0700 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1948 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 96 512 PM 102 1967 89 7 90
2022
MINIMUM 54 557 AM 35 1965 54 0 46
AVERAGE 75 71 4 68
PRECIPITATION (IN)
TODAY 0.00 0.40 1984 0.00 0.00 0.00
MONTH TO DATE 0.70 0.12 0.58 0.02
SINCE OCT 1 12.54 9.19 3.35 9.49
SINCE JAN 1 7.37 6.28 1.09 7.38
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 27 34 -7 20
SINCE JUL 1 0 2 -2 0
COOLING
TODAY 10 7 3 3
MONTH TO DATE 343 349 -6 353
SINCE JUN 1 990 939 51 1148
SINCE JAN 1 1047 998 49 1184
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 2.2
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 100 AM
LOWEST 19 500 PM
AVERAGE 55
..........................................................
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 104 1967
MINIMUM TEMPERATURE (F) 54 37 1965
SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE 711 AM MDT SUNSET 825 PM MDT
SEPTEMBER 1 2025.....SUNRISE 712 AM MDT SUNSET 823 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$