158
CDUS45 KTFX 190739
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MDT MON MAY 19 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 18 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 52 113 PM 86 1937 64 -12 60
MINIMUM 42 1159 PM 23 1929 38 4 33
AVERAGE 47 51 -4 47
PRECIPITATION (IN)
YESTERDAY 0.20 1.82 1959 0.10 0.10 0.00
MONTH TO DATE 2.54 1.41 1.13 3.25
SINCE OCT 1 6.71 7.51 -0.80 9.87
SINCE JAN 1 5.34 5.06 0.28 7.41
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 18 14 4 18
MONTH TO DATE 249 308 -59 333
SINCE MAR 1 1814 2028 -214 2056
SINCE JUL 1 7376 7794 -418 7288
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 18 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 83 1200 PM
AVERAGE 92
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 87 1954
MINIMUM TEMPERATURE (F) 39 25 1997
SUNRISE AND SUNSET
MAY 19 2025...........SUNRISE 537 AM MDT SUNSET 852 PM MDT
MAY 20 2025...........SUNRISE 536 AM MDT SUNSET 853 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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