


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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788 CDUS46 KBOI 011631 CLIONO CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 1031 AM MDT MON SEP 01 2025 ................................... ...THE ONTARIO OR CLIMATE SUMMARY FOR SEPTEMBER 1 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 74 147 AM 104 1967 89 95 MINIMUM 57 625 AM 37 1965 54 49 AVERAGE 66 71 72 PRECIPITATION (IN) TODAY 0.00 0.24 1964 0.00 0.00 MONTH TO DATE 0.00 0.00 0.00 SINCE OCT 1 12.54 9.19 9.49 SINCE JAN 1 7.37 6.28 7.38 ........................................................... WIND (MPH) AVERAGE WIND SPEED 3.3 RELATIVE HUMIDITY (PERCENT) HIGHEST 77 600 AM .......................................................... THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 100 1967 MINIMUM TEMPERATURE (F) 53 37 1975 SUNRISE AND SUNSET SEPTEMBER 1 2025.....SUNRISE 712 AM MDT SUNSET 823 PM MDT SEPTEMBER 2 2025.....SUNRISE 713 AM MDT SUNSET 821 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$