721
CDUS45 KBYZ 171740
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1140 AM MDT THU SEP 17 2026
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 17 2026
VALID AS OF 1100 AM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1934 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 70 445 PM 91 2009 74 -4 73
MINIMUM 45 610 AM 26 1965 48 -3 51
AVERAGE 58 61 -3 62
PRECIPITATION (IN)
TODAY 0.00 0.57 1942 0.04 -0.04 0.00
MONTH TO DATE 1.40 0.72 0.68 0.71
SINCE OCT 1 13.05 13.67 -0.62 15.47
SINCE JAN 1 9.17 11.13 -1.96 14.17
SNOWFALL (IN)
TODAY MM T 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 0.0 0.0 0.0 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 7 6 1 3
MONTH TO DATE 48 63 -15 26
SINCE SEP 1 48 63 -15 26
SINCE JUL 1 56 99 -43 42
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 43 48 -5 51
SINCE SEP 1 43 48 -5 51
SINCE JAN 1 830 643 187 636
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 3.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 700 AM
LOWEST 64 1000 AM
AVERAGE 71
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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