CDUS46 KBOI 210933 CLIONO CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 333 AM MDT MON SEP 21 2026 ................................... ...THE ONTARIO OR CLIMATE SUMMARY FOR SEPTEMBER 20 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1945 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 81 518 PM 94 1967 81 0 89 MINIMUM 46 558 AM 27 1978 48 -2 47 AVERAGE 64 64 0 68 PRECIPITATION (IN) YESTERDAY 0.00 1.00 2008 0.01 -0.01 0.00 MONTH TO DATE 0.41 0.15 0.26 0.03 SINCE OCT 1 10.11 9.34 0.77 12.57 SINCE JAN 1 6.57 6.43 0.14 7.40 DEGREE DAYS HEATING YESTERDAY 1 3 -2 0 MONTH TO DATE 63 31 32 4 SINCE SEP 1 63 31 32 4 SINCE JUL 1 65 37 28 4 COOLING YESTERDAY 0 2 -2 3 MONTH TO DATE 20 85 -65 107 SINCE SEP 1 20 85 -65 107 SINCE JAN 1 1042 1083 -41 1154 ................................................................... WIND (MPH) HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 1.7 SKY COVER AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 600 AM LOWEST 29 500 PM AVERAGE 58 .......................................................... THE ONTARIO OR CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 97 1966 MINIMUM TEMPERATURE (F) 48 25 1983 SUNRISE AND SUNSET SEPTEMBER 21 2026.....SUNRISE 734 AM MDT SUNSET 747 PM MDT SEPTEMBER 22 2026.....SUNRISE 735 AM MDT SUNSET 745 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$