101
CDUS46 KBOI 290132
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
732 PM MDT THU MAY 28 2026
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR MAY 28 2026
VALID TODAY AS OF 0700 PM LOCAL TIME.
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)
TODAY
MAXIMUM 87 253 PM 100 2003 80 7 91
MINIMUM 57 442 AM 30 1954 51 6 50
AVERAGE 72 66 6 71
PRECIPITATION (IN)
TODAY T 0.38 1964 0.04 -0.04 0.00
MONTH TO DATE 0.02 1.05 -1.03 0.10
SINCE OCT 1 8.33 7.97 0.36 11.02
SINCE JAN 1 4.79 5.06 -0.27 5.85
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 78 139 -61 135
SINCE MAR 1 1049 1094 -45 1045
SINCE JUL 1 4686 5161 -475 4974
COOLING
TODAY 7 3 4 6
MONTH TO DATE 53 46 7 30
SINCE MAR 1 53 48 5 30
SINCE JAN 1 53 48 5 30
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 9.2
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 700 AM
LOWEST 24 300 PM
AVERAGE 46
......................................................
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 103 1986
MINIMUM TEMPERATURE (F) 52 35 1959
SUNRISE AND SUNSET
MAY 28 2026...........SUNRISE 610 AM MDT SUNSET 921 PM MDT
MAY 29 2026...........SUNRISE 610 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page