652
CDUS45 KBOI 180931
CLIMYL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
331 AM MDT MON MAY 18 2026
...............................
..THE MCCALL ID CLIMATE SUMMARY FOR MAY 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1905 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 49 208 PM 83 2008 62 -13 60
MINIMUM 22 353 AM 21 1906 36 -14 34
AVERAGE 36 49 -13 47
PRECIPITATION (IN)
YESTERDAY 0.00 0.71 1945 0.07 -0.07 0.20
MONTH TO DATE 0.03 1.19 -1.16 0.65
SINCE OCT 1 19.36 17.84 1.52 23.69
SINCE JAN 1 9.38 11.11 -1.73 12.77
DEGREE DAYS
HEATING
YESTERDAY 29 16 13 18
MONTH TO DATE 245 309 -64 281
SINCE MAR 1 1847 2135 -288 2080
SINCE JUL 1 7066 8165 -1099 8073
COOLING
YESTERDAY 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 22 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 9.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 32 200 PM
AVERAGE 66
......................................................
THE MCCALL ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 81 2006
MINIMUM TEMPERATURE (F) 37 21 2003
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 612 AM MDT SUNSET 910 PM MDT
MAY 19 2026...........SUNRISE 611 AM MDT SUNSET 911 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