717
CDUS45 KBYZ 151740
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1140 AM MDT MON SEP 15 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 15 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 1223 AM 95 2000 75 -8 86
2019
MINIMUM 57 635 AM 31 1965 49 8 51
AVERAGE 62 62 0 69
PRECIPITATION (IN)
TODAY 0.00 1.22 2017 0.04 -0.04 0.00
MONTH TO DATE 0.45 0.63 -0.18 0.42
SINCE OCT 1 15.21 13.58 1.63 11.75
SINCE JAN 1 13.91 11.04 2.87 9.36
SNOWFALL (IN)
TODAY MM 3.0 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 T 0.0 0.0 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 3 5 -2 0
MONTH TO DATE 17 52 -35 11
SINCE SEP 1 17 52 -35 11
SINCE JUL 1 33 88 -55 25
COOLING
TODAY 0 2 -2 4
MONTH TO DATE 51 44 7 80
SINCE SEP 1 51 44 7 80
SINCE JAN 1 636 639 -3 747
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 58 600 AM
LOWEST 42 1200 AM
AVERAGE 50
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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