834
CDUS45 KBYZ 291739
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1139 AM MDT MON SEP 29 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 29 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 67 959 AM 94 2024 68 -1 94
MINIMUM 55 701 AM 26 1985 44 11 53
AVERAGE 61 56 5 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 4 10 -6 0
MONTH TO DATE 51 158 -107 43
SINCE SEP 1 51 158 -107 43
SINCE JUL 1 67 194 -127 57
COOLING
TODAY 0 1 -1 9
MONTH TO DATE 64 62 2 118
SINCE SEP 1 64 62 2 118
SINCE JAN 1 649 657 -8 785
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 700 AM
LOWEST 43 1000 AM
AVERAGE 53
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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