451
CDUS45 KBYZ 111740
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1140 AM MDT THU SEP 11 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 11 2025
VALID AS OF 1100 AM 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 70 941 AM 96 1959 77 -7 80
MINIMUM 60 513 AM 28 1989 50 10 57
AVERAGE 65 63 2 69
PRECIPITATION (IN)
TODAY T 0.97 1988 0.05 -0.05 0.09
MONTH TO DATE 0.04 0.46 -0.42 0.11
SINCE OCT 1 14.80 13.41 1.39 11.44
SINCE JAN 1 13.50 10.87 2.63 9.05
SNOWFALL (IN)
TODAY MM 1.4 1970 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 0 4 -4 0
MONTH TO DATE 10 34 -24 0
SINCE SEP 1 10 34 -24 0
SINCE JUL 1 26 70 -44 14
COOLING
TODAY 0 2 -2 4
MONTH TO DATE 45 36 9 76
SINCE SEP 1 45 36 9 76
SINCE JAN 1 630 631 -1 743
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 11.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 500 AM
LOWEST 47 900 AM
AVERAGE 59
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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