603
CDUS45 KBYZ 300330
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
930 PM MDT MON SEP 29 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 29 2025
VALID AS OF 0900 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 82 242 PM 94 2024 68 14 94
MINIMUM 55 701 AM 26 1985 44 11 53
AVERAGE 69 56 13 74
PRECIPITATION (IN)
TODAY 0.00 0.34 1950 0.04 -0.04 0.00
MONTH TO DATE 0.90 1.31 -0.41 1.72
SINCE OCT 1 15.66 14.26 1.40 13.05
SINCE JAN 1 14.36 11.72 2.64 10.66
SNOWFALL (IN)
TODAY MM 2.3 1961 0.1 MM 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 MM
DEGREE DAYS
HEATING
TODAY 0 10 -10 0
MONTH TO DATE 47 158 -111 43
SINCE SEP 1 47 158 -111 43
SINCE JUL 1 63 194 -131 57
COOLING
TODAY 4 1 3 9
MONTH TO DATE 68 62 6 118
SINCE SEP 1 68 62 6 118
SINCE JAN 1 653 657 -4 785
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 700 AM
LOWEST 30 100 PM
AVERAGE 46
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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