128
CDUS45 KBYZ 220932
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
332 AM MDT MON SEP 22 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 87 344 PM 91 1938 72 15 60
MINIMUM 57 311 AM 28 1995 47 10 43
AVERAGE 72 59 13 52
PRECIPITATION (IN)
YESTERDAY 0.00 0.67 1991 0.05 -0.05 0.00
MONTH TO DATE 0.71 0.91 -0.20 1.72
SINCE OCT 1 15.47 13.86 1.61 13.05
SINCE JAN 1 14.17 11.32 2.85 10.66
SNOWFALL (IN)
YESTERDAY 0.0 0.5 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 0 7 -7 13
MONTH TO DATE 30 89 -59 35
SINCE SEP 1 30 89 -59 35
SINCE JUL 1 46 125 -79 49
COOLING
YESTERDAY 7 1 6 0
MONTH TO DATE 60 54 6 82
SINCE SEP 1 60 54 6 82
SINCE JAN 1 645 649 -4 749
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WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 11.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53 200 AM
LOWEST 14 400 PM
AVERAGE 34
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THE BILLINGS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 91 1938
MINIMUM TEMPERATURE (F) 47 25 2000
SUNRISE AND SUNSET
SEPTEMBER 22 2025.....SUNRISE 702 AM MDT SUNSET 711 PM MDT
SEPTEMBER 23 2025.....SUNRISE 703 AM MDT SUNSET 709 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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