851
CDUS46 KBOI 220121
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
721 PM MDT TUE APR 21 2026
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR APRIL 21 2026
VALID TODAY AS OF 0700 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1948 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 78 500 PM 88 1956 68 10 63
MINIMUM 42 632 AM 22 1982 40 2 36
2008
AVERAGE 60 54 6 50
PRECIPITATION (IN)
TODAY 0.00 0.77 1957 0.02 -0.02 0.00
MONTH TO DATE 2.18 0.56 1.62 0.02
SINCE OCT 1 7.94 6.71 1.23 10.82
SINCE JAN 1 4.40 3.80 0.60 5.65
DEGREE DAYS
HEATING
TODAY 5 11 -6 15
MONTH TO DATE 292 283 9 290
SINCE MAR 1 832 867 -35 835
SINCE JUL 1 4469 4934 -465 4764
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 6.8
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 600 AM
LOWEST 25 500 PM
AVERAGE 55
......................................................
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 88 1977
MINIMUM TEMPERATURE (F) 41 24 1951
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 655 AM MDT SUNSET 840 PM MDT
APRIL 22 2026.........SUNRISE 653 AM MDT SUNSET 841 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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