203
CDUS45 KBYZ 230933
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
333 AM MDT TUE SEP 23 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 22 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1934 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 64 319 PM 91 1938 71 -7 75
MINIMUM 50 1154 PM 25 2000 47 3 39
AVERAGE 57 59 -2 57
PRECIPITATION (IN)
YESTERDAY 0.19 0.55 2006 0.05 0.14 0.00
MONTH TO DATE 0.90 0.96 -0.06 1.72
SINCE OCT 1 15.66 13.91 1.75 13.05
SINCE JAN 1 14.36 11.37 2.99 10.66
SNOWFALL (IN)
YESTERDAY 0.0 5.0 2000 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 T 0.1 -0.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 7 1 8
MONTH TO DATE 38 96 -58 43
SINCE SEP 1 38 96 -58 43
SINCE JUL 1 54 132 -78 57
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 60 55 5 82
SINCE SEP 1 60 55 5 82
SINCE JAN 1 645 650 -5 749
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1000 AM
LOWEST 50 400 PM
AVERAGE 74
......................................................
THE BILLINGS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 91 1966
1992
2011
MINIMUM TEMPERATURE (F) 46 23 1984
SUNRISE AND SUNSET
SEPTEMBER 23 2025.....SUNRISE 703 AM MDT SUNSET 709 PM MDT
SEPTEMBER 24 2025.....SUNRISE 704 AM MDT SUNSET 707 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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