318
CDUS45 KBOI 180950
CLIMYL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
350 AM MDT THU SEP 18 2025
...............................
..THE MCCALL ID CLIMATE SUMMARY FOR SEPTEMBER 17 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1930 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 75 441 PM 92 1981 70 5 49
MINIMUM 40 612 AM 17 1988 37 3 41
AVERAGE 58 54 4 45
PRECIPITATION (IN)
YESTERDAY 0.00 0.89 1985 0.04 -0.04 0.29
MONTH TO DATE 0.77 0.48 0.29 1.52
SINCE OCT 1 27.38 22.58 4.80 23.27
SINCE JAN 1 16.46 15.85 0.61 17.46
DEGREE DAYS
HEATING
YESTERDAY 7 11 -4 20
MONTH TO DATE 97 148 -51 119
SINCE SEP 1 97 148 -51 119
SINCE JUL 1 196 338 -142 297
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 16 2 14 0
SINCE SEP 1 16 2 14 0
SINCE JAN 1 156 108 48 153
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.6
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 29 500 PM
AVERAGE 61
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THE MCCALL ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 89 1981
MINIMUM TEMPERATURE (F) 37 19 1971
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 727 AM MDT SUNSET 749 PM MDT
SEPTEMBER 19 2025.....SUNRISE 728 AM MDT SUNSET 747 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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