Climatological Report (Daily)
Issued by NWS
Issued by NWS
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790
CDUS45 KTFX 120735
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
135 AM MDT MON MAY 12 2025
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 11 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 75 418 PM 86 1993 61 14 73
MINIMUM 50 836 PM 19 1953 36 14 36
AVERAGE 63 48 15 55
PRECIPITATION (IN)
YESTERDAY 0.04 1.02 1963 0.08 -0.04 0.00
MONTH TO DATE 1.31 0.78 0.53 3.23
SINCE OCT 1 5.48 6.88 -1.40 9.85
SINCE JAN 1 4.11 4.43 -0.32 7.39
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 2 17 -15 10
MONTH TO DATE 132 202 -70 248
SINCE MAR 1 1697 1922 -225 1971
SINCE JUL 1 7259 7688 -429 7203
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE MAR 1 2 0 2 0
SINCE JAN 1 2 0 2 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 10.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 800 PM
LOWEST 35 400 PM
AVERAGE 61
..........................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 88 2001
MINIMUM TEMPERATURE (F) 36 19 1966
SUNRISE AND SUNSET
MAY 12 2025...........SUNRISE 546 AM MDT SUNSET 844 PM MDT
MAY 13 2025...........SUNRISE 544 AM MDT SUNSET 845 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$