


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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010 CDUS46 KBOI 311640 CLIONO CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 1040 AM MDT SUN AUG 31 2025 ................................... ...THE ONTARIO OR CLIMATE SUMMARY FOR AUGUST 31 2025... VALID AS OF 1000 AM LOCAL TIME. CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1948 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL LAST VALUE (LST) VALUE VALUE YEAR ........................................................... TEMPERATURE (F) TODAY MAXIMUM 68 859 AM 102 1967 89 90 2022 MINIMUM 54 557 AM 35 1965 54 46 AVERAGE 61 71 68 PRECIPITATION (IN) TODAY 0.00 0.40 1984 0.00 0.00 MONTH TO DATE 0.70 0.12 0.02 SINCE OCT 1 12.54 9.19 9.49 SINCE JAN 1 7.37 6.28 7.38 ........................................................... WIND (MPH) AVERAGE WIND SPEED 1.2 RELATIVE HUMIDITY (PERCENT) HIGHEST 90 100 AM .......................................................... 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. $$