609
CDUS45 KBYZ 211030
CLIMLS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
330 AM MST SUN DEC 21 2025
...............................
..THE MILES CITY MT CLIMATE SUMMARY FOR DECEMBER 20 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1937 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 42 232 PM 57 1954 32 10 42
MINIMUM 17 812 AM -31 1951 10 7 11
AVERAGE 30 21 9 27
PRECIPITATION (IN)
YESTERDAY 0.00 0.16 1944 0.01 -0.01 0.00
MONTH TO DATE 0.45 0.12 0.33 0.49
SINCE OCT 1 3.26 1.42 1.84 0.85
SINCE JAN 1 13.04 12.78 0.26 10.89
DEGREE DAYS
HEATING
YESTERDAY 35 44 -9 38
MONTH TO DATE 757 826 -69 770
SINCE DEC 1 757 826 -69 770
SINCE JUL 1 2127 2584 -457 2190
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 805 731 74 823
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 AM
LOWEST 39 300 PM
AVERAGE 66
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THE MILES CITY MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 55 1954
MINIMUM TEMPERATURE (F) 10 -30 1990
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 744 AM MST SUNSET 419 PM MST
DECEMBER 22 2025......SUNRISE 745 AM MST SUNSET 420 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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