611
CDUS45 KBYZ 121731
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1131 AM MDT FRI SEP 12 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 12 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 69 959 AM 93 1981 76 -7 68
1990
2015
MINIMUM 54 717 AM 30 1970 50 4 53
2014
AVERAGE 62 63 -1 61
PRECIPITATION (IN)
TODAY 0.00 1.06 1993 0.04 -0.04 0.31
MONTH TO DATE 0.04 0.50 -0.46 0.42
SINCE OCT 1 14.80 13.45 1.35 11.75
SINCE JAN 1 13.50 10.91 2.59 9.36
SNOWFALL (IN)
TODAY MM 0.4 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 3 4 -1 4
MONTH TO DATE 13 38 -25 4
SINCE SEP 1 13 38 -25 4
SINCE JUL 1 29 74 -45 18
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 48 38 10 76
SINCE SEP 1 48 38 10 76
SINCE JAN 1 633 633 0 743
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 200 AM
LOWEST 60 100 AM
AVERAGE 69
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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