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CDUS45 KBOI 200121
CLIBOI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
721 PM MDT TUE MAY 19 2026
...............................
..THE BOISE ID CLIMATE SUMMARY FOR MAY 19 2026
VALID TODAY AS OF 0700 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1875 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 71 435 PM 90 1993 73 -2 65
2006
2023
MINIMUM 40 431 AM 28 1960 49 -9 35
1989
AVERAGE 56 61 -5 50
PRECIPITATION (IN)
TODAY 0.00 0.75 1894 0.05 -0.05 0.04
MONTH TO DATE T 0.90 -0.90 0.81
SINCE OCT 1 10.90 9.40 1.50 10.72
SINCE JAN 1 6.55 5.87 0.68 6.31
DEGREE DAYS
HEATING
TODAY 9 6 3 15
MONTH TO DATE 72 147 -75 129
SINCE MAR 1 918 1185 -267 1062
SINCE JUL 1 4163 5205 -1042 4861
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 23 18 5 26
SINCE MAR 1 24 21 3 26
SINCE JAN 1 24 21 3 26
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 6.6
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 400 AM
LOWEST 17 600 PM
AVERAGE 40
......................................................
THE BOISE ID CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 94 1958
MINIMUM TEMPERATURE (F) 49 29 1898
SUNRISE AND SUNSET
MAY 19 2026...........SUNRISE 616 AM MDT SUNSET 907 PM MDT
MAY 20 2026...........SUNRISE 615 AM MDT SUNSET 908 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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