174
CDUS46 KBOI 170937
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
337 AM MDT THU SEP 17 2026
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR SEPTEMBER 16 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 86 544 PM 95 1956 83 3 81
1957
MINIMUM 50 1219 AM 30 1970 49 1 45
AVERAGE 68 66 2 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.33 1976 0.01 -0.01 0.00
MONTH TO DATE 0.39 0.11 0.28 0.03
SINCE OCT 1 10.09 9.30 0.79 12.57
SINCE JAN 1 6.55 6.39 0.16 7.40
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 2
MONTH TO DATE 62 22 40 3
SINCE SEP 1 62 22 40 3
SINCE JUL 1 64 28 36 3
COOLING
YESTERDAY 3 3 0 0
MONTH TO DATE 11 76 -65 99
SINCE SEP 1 11 76 -65 99
SINCE JAN 1 1033 1074 -41 1146
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 100 AM
LOWEST 18 500 PM
AVERAGE 41
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THE ONTARIO OR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 95 1956
MINIMUM TEMPERATURE (F) 49 32 1965
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 730 AM MDT SUNSET 754 PM MDT
SEPTEMBER 18 2026.....SUNRISE 731 AM MDT SUNSET 753 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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