702
CDUS46 KBOI 170932
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
332 AM MDT SUN MAY 17 2026
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR MAY 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 65 343 PM 97 1973 77 -12 67
MINIMUM 44 1159 PM 30 1974 48 -4 50
AVERAGE 55 62 -7 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.80 1991 0.04 -0.04 T
MONTH TO DATE T 0.56 -0.56 0.02
SINCE OCT 1 8.31 7.48 0.83 10.94
SINCE JAN 1 4.77 4.57 0.20 5.77
DEGREE DAYS
HEATING
YESTERDAY 10 4 6 6
MONTH TO DATE 36 97 -61 79
SINCE MAR 1 1007 1052 -45 989
SINCE JUL 1 4644 5119 -475 4918
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 25 15 10 10
SINCE MAR 1 25 17 8 10
SINCE JAN 1 25 17 8 10
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 16.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 1100 PM
LOWEST 17 300 PM
AVERAGE 39
......................................................
THE ONTARIO OR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 98 1973
MINIMUM TEMPERATURE (F) 48 29 1974
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 620 AM MDT SUNSET 910 PM MDT
MAY 18 2026...........SUNRISE 619 AM MDT SUNSET 911 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page