815
CDUS45 KBYZ 162240
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
440 PM MDT TUE SEP 16 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 16 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 68 250 PM 94 1979 74 -6 81
2019
MINIMUM 52 558 AM 29 1965 49 3 53
AVERAGE 60 61 -1 67
PRECIPITATION (IN)
TODAY 0.02 1.05 1959 0.05 -0.03 0.00
MONTH TO DATE 0.58 0.68 -0.10 0.42
SINCE OCT 1 15.34 13.63 1.71 11.75
SINCE JAN 1 14.04 11.09 2.95 9.36
SNOWFALL (IN)
TODAY MM 1.3 1965 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 5 5 0 0
MONTH TO DATE 24 57 -33 11
SINCE SEP 1 24 57 -33 11
SINCE JUL 1 40 93 -53 25
COOLING
TODAY 0 2 -2 2
MONTH TO DATE 51 46 5 82
SINCE SEP 1 51 46 5 82
SINCE JAN 1 636 641 -5 749
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 9.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 500 AM
LOWEST 54 300 PM
AVERAGE 76
......................................................
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 2009
MINIMUM TEMPERATURE (F) 48 26 1965
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 654 AM MDT SUNSET 723 PM MDT
SEPTEMBER 17 2025.....SUNRISE 655 AM MDT SUNSET 721 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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