801
CDUS45 KBOI 310933
CLIBOI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
333 AM MDT SUN MAY 31 2026
...............................
..THE BOISE ID CLIMATE SUMMARY FOR MAY 30 2026
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)
YESTERDAY
MAXIMUM 74 506 PM 98 1986 76 -2 87
2020
MINIMUM 52 622 AM 33 1919 51 1 57
1979
AVERAGE 63 64 -1 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.49 2019 0.05 -0.05 0.00
MONTH TO DATE 0.08 1.41 -1.33 0.81
SINCE OCT 1 10.98 9.91 1.07 10.72
SINCE JAN 1 6.63 6.38 0.25 6.31
SNOWFALL (IN)
YESTERDAY 0.0 T 1919 0.0 0.0 0.0
2019
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUL 1 1.8 17.6 -15.8 13.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 2 4 -2 0
MONTH TO DATE 83 196 -113 158
SINCE MAR 1 929 1234 -305 1091
SINCE JUL 1 4174 5254 -1080 4890
COOLING
YESTERDAY 0 2 -2 7
MONTH TO DATE 55 40 15 64
SINCE MAR 1 56 43 13 64
SINCE JAN 1 56 43 13 64
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 12.8
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 55 100 AM
LOWEST 21 600 PM
AVERAGE 38
......................................................
THE BOISE ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 100 2025
MINIMUM TEMPERATURE (F) 51 32 1955
1978
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 607 AM MDT SUNSET 919 PM MDT
JUNE 1 2026..........SUNRISE 607 AM MDT SUNSET 919 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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