


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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242 CDUS46 KBOI 220127 CLIONO CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 727 PM MDT MON JUL 21 2025 ................................... ...THE ONTARIO OR CLIMATE SUMMARY FOR JULY 21 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 75 238 AM 111 1959 97 -22 107 MINIMUM 61 1220 PM 45 1949 63 -2 63 AVERAGE 68 80 -12 85 PRECIPITATION (IN) TODAY 0.07 0.16 1976 0.00 0.07 0.00 MONTH TO DATE 0.33 0.19 0.14 T SINCE OCT 1 11.51 9.00 2.51 9.23 SINCE JAN 1 6.34 6.09 0.25 7.12 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 27 32 -5 20 SINCE JUL 1 0 0 0 0 COOLING TODAY 3 15 -12 20 MONTH TO DATE 292 264 28 375 SINCE JUN 1 509 440 69 632 SINCE JAN 1 566 499 67 668 ................................................................... WIND (MPH) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 10.2 RELATIVE HUMIDITY (PERCENT) HIGHEST 84 1200 PM LOWEST 34 1200 AM AVERAGE 59 .......................................................... THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 97 110 2003 MINIMUM TEMPERATURE (F) 63 40 1972 SUNRISE AND SUNSET JULY 21 2025..........SUNRISE 625 AM MDT SUNSET 923 PM MDT JULY 22 2025..........SUNRISE 626 AM MDT SUNSET 922 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$