499
CDUS46 KBOI 220127
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
727 PM MDT SUN SEP 21 2025
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR SEPTEMBER 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 79 535 PM 97 1966 81 -2 82
MINIMUM 56 518 AM 25 1983 48 8 52
AVERAGE 68 64 4 67
PRECIPITATION (IN)
TODAY T 0.10 1945 0.02 -0.02 0.00
MONTH TO DATE 0.03 0.17 -0.14 0.12
SINCE OCT 1 12.57 9.36 3.21 9.61
SINCE JAN 1 7.40 6.45 0.95 7.50
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 4 34 -30 16
SINCE SEP 1 4 34 -30 16
SINCE JUL 1 4 40 -36 16
COOLING
TODAY 3 2 1 2
MONTH TO DATE 110 87 23 110
SINCE SEP 1 110 87 23 110
SINCE JAN 1 1157 1085 72 1294
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 3.6
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 700 AM
LOWEST 33 600 PM
AVERAGE 54
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THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 100 1966
MINIMUM TEMPERATURE (F) 47 28 1971
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 735 AM MDT SUNSET 747 PM MDT
SEPTEMBER 22 2025.....SUNRISE 736 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.
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