857
CDUS46 KBOI 191650
CLIONO
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
1050 AM MDT TUE MAY 19 2026
...............................
..THE ONTARIO OR CLIMATE SUMMARY FOR MAY 19 2026
VALID AS OF 1000 AM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL LAST
VALUE (LST) VALUE VALUE YEAR
.......................................................
TEMPERATURE (F)
TODAY
MAXIMUM 56 857 AM 95 1954 78 68
MINIMUM 40 537 AM 31 1960 49 37
2003
AVERAGE 48 63 53
PRECIPITATION (IN)
TODAY 0.00 0.89 1953 0.04 T
MONTH TO DATE T 0.68 0.02
SINCE OCT 1 8.31 7.60 10.94
SINCE JAN 1 4.77 4.69 5.77
.......................................................
WIND (MPH)
AVERAGE WIND SPEED 5.2
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 600 AM
......................................................
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 94 2023
MINIMUM TEMPERATURE (F) 49 35 1971
1976
2003
SUNRISE AND SUNSET
MAY 19 2026...........SUNRISE 618 AM MDT SUNSET 912 PM MDT
MAY 20 2026...........SUNRISE 617 AM MDT SUNSET 913 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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