339
CDUS45 KBYZ 202231
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
431 PM MDT TUE MAY 20 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 20 2025
VALID TODAY AS OF 0400 PM 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 66 259 PM 91 1964 69 -3 59
MINIMUM 42 317 AM 32 2003 45 -3 39
2021
2022
AVERAGE 54 57 -3 49
PRECIPITATION (IN)
TODAY 0.00 1.33 2011 0.08 -0.08 0.02
MONTH TO DATE 2.46 1.39 1.07 1.69
SINCE OCT 1 10.96 7.67 3.29 7.42
SINCE JAN 1 9.66 5.13 4.53 5.03
SNOWFALL (IN)
TODAY MM 0.4 1987 0.0 MM 0.0
MONTH TO DATE T 0.8 -0.8 T
SINCE MAR 1 16.2 16.5 -0.3 9.2
SINCE JUL 1 64.2 57.3 6.9 35.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 11 9 2 16
MONTH TO DATE 172 237 -65 248
SINCE MAR 1 1391 1653 -262 1588
SINCE JUL 1 6154 6588 -434 5963
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 10 1 9 1
SINCE MAR 1 10 2 8 1
SINCE JAN 1 10 2 8 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 11.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1200 AM
LOWEST 24 300 PM
AVERAGE 60
......................................................
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 91 1980
MINIMUM TEMPERATURE (F) 46 31 1963
2021
SUNRISE AND SUNSET
MAY 20 2025...........SUNRISE 537 AM MDT SUNSET 845 PM MDT
MAY 21 2025...........SUNRISE 536 AM MDT SUNSET 846 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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