309
CDUS45 KBYZ 190932
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
332 AM MDT FRI SEP 19 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 18 2025
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)
YESTERDAY
MAXIMUM 78 507 PM 92 1937 73 5 61
1984
MINIMUM 48 650 AM 28 1971 48 0 50
AVERAGE 63 61 2 56
PRECIPITATION (IN)
YESTERDAY 0.00 1.97 1978 0.04 -0.04 1.23
MONTH TO DATE 0.71 0.76 -0.05 1.72
SINCE OCT 1 15.47 13.71 1.76 13.05
SINCE JAN 1 14.17 11.17 3.00 10.66
SNOWFALL (IN)
YESTERDAY 0.0 2.8 1983 0.0 0.0 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 0
DEGREE DAYS
HEATING
YESTERDAY 2 6 -4 9
MONTH TO DATE 28 69 -41 21
SINCE SEP 1 28 69 -41 21
SINCE JUL 1 44 105 -61 35
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 51 50 1 82
SINCE SEP 1 51 50 1 82
SINCE JAN 1 636 645 -9 749
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 700 AM
LOWEST 27 500 PM
AVERAGE 60
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THE BILLINGS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 93 1981
2009
MINIMUM TEMPERATURE (F) 48 26 1983
SUNRISE AND SUNSET
SEPTEMBER 19 2025.....SUNRISE 658 AM MDT SUNSET 717 PM MDT
SEPTEMBER 20 2025.....SUNRISE 659 AM MDT SUNSET 715 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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