933
CDUS46 KBOI 010120
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
720 PM MDT THU APR 30 2026
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR APRIL 30 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 71 543 PM 88 1968 71 0 71
2023
MINIMUM 37 600 AM 24 1950 43 -6 42
AVERAGE 54 57 -3 57
PRECIPITATION (IN)
TODAY 0.00 0.42 1987 0.02 -0.02 0.00
MONTH TO DATE 2.55 0.77 1.78 0.12
SINCE OCT 1 8.31 6.92 1.39 10.92
SINCE JAN 1 4.77 4.01 0.76 5.75
DEGREE DAYS
HEATING
TODAY 11 8 3 8
MONTH TO DATE 431 369 62 365
SINCE MAR 1 971 953 18 910
SINCE JUL 1 4608 5020 -412 4839
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 2 -2 0
SINCE MAR 1 0 2 -2 0
SINCE JAN 1 0 2 -2 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 3.8
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 600 AM
LOWEST 23 600 PM
AVERAGE 54
......................................................
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 89 1971
MINIMUM TEMPERATURE (F) 43 25 1946
SUNRISE AND SUNSET
APRIL 30 2026.........SUNRISE 641 AM MDT SUNSET 850 PM MDT
MAY 1 2026...........SUNRISE 639 AM MDT SUNSET 852 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