238
CDUS45 KBYZ 010930
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
330 AM MDT WED OCT 01 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 30 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 83 305 PM 90 1963 67 16 63
MINIMUM 56 604 AM 23 1985 44 12 43
AVERAGE 70 55 15 53
PRECIPITATION (IN)
YESTERDAY 0.04 0.54 2022 0.05 -0.01 0.00
MONTH TO DATE 0.94 1.36 -0.42 1.72
SINCE OCT 1 15.70 14.31 1.39 13.05
SINCE JAN 1 14.40 11.77 2.63 10.66
SNOWFALL (IN)
YESTERDAY 0.0 2.4 1950 0.0 0.0 0.0
MONTH TO DATE 0.0 0.3 -0.3 0.0
SINCE SEP 1 0.0 0.3 -0.3 0.0
SINCE JUL 1 T 0.3 -0.3 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 10 -10 12
MONTH TO DATE 47 168 -121 55
SINCE SEP 1 47 168 -121 55
SINCE JUL 1 63 204 -141 69
COOLING
YESTERDAY 5 1 4 0
MONTH TO DATE 73 62 11 118
SINCE SEP 1 73 62 11 118
SINCE JAN 1 658 657 1 785
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 12.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 900 PM
LOWEST 24 200 PM
AVERAGE 51
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THE BILLINGS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 91 2011
MINIMUM TEMPERATURE (F) 43 23 1950
SUNRISE AND SUNSET
OCTOBER 1 2025.......SUNRISE 713 AM MDT SUNSET 653 PM MDT
OCTOBER 2 2025.......SUNRISE 714 AM MDT SUNSET 652 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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