841
CDUS45 KBYZ 310931
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
331 AM MDT THU JUL 31 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR JULY 30 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 78 346 PM 102 2000 89 -11 87
MINIMUM 60 546 AM 46 1971 61 -1 62
AVERAGE 69 75 -6 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.45 1998 0.03 -0.03 T
MONTH TO DATE 0.95 1.19 -0.24 0.23
SINCE OCT 1 13.97 12.05 1.92 10.43
SINCE JAN 1 12.67 9.51 3.16 8.04
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 T
SINCE JUN 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 16 9 7 3
SINCE JUN 1 87 99 -12 69
SINCE JUL 1 16 9 7 3
COOLING
YESTERDAY 4 10 -6 10
MONTH TO DATE 239 259 -20 333
SINCE JUN 1 320 340 -20 429
SINCE JAN 1 336 355 -19 430
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 11.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 52 400 PM
AVERAGE 76
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THE BILLINGS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 104 1989
MINIMUM TEMPERATURE (F) 61 47 1968
1995
SUNRISE AND SUNSET
JULY 31 2025..........SUNRISE 556 AM MDT SUNSET 844 PM MDT
AUGUST 1 2025........SUNRISE 558 AM MDT SUNSET 842 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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