205
CDUS45 KTFX 130735
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
135 AM MDT WED MAY 13 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 12 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM MM MM 88 2001 62 MM 73
MINIMUM MM MM 19 1966 36 MM 43
AVERAGE MM 49 MM 58
PRECIPITATION (IN)
YESTERDAY 0.00 1.19 1995 0.08 -0.08 0.01
MONTH TO DATE T 0.86 -0.86 1.32
SINCE OCT 1 7.56 6.96 0.60 5.49
SINCE JAN 1 4.97 4.51 0.46 4.12
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY MM 16 MM 7
MONTH TO DATE 64 218 -154 139
SINCE MAR 1 1612 1938 -326 1704
SINCE JUL 1 6299 7704 -1405 7266
COOLING
YESTERDAY MM 0 MM 0
MONTH TO DATE 0 0 0 2
SINCE MAR 1 0 0 0 2
SINCE JAN 1 0 0 0 2
...............................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 88 1903
MINIMUM TEMPERATURE (F) 36 15 1953
SUNRISE AND SUNSET
MAY 13 2026...........SUNRISE 545 AM MDT SUNSET 845 PM MDT
MAY 14 2026...........SUNRISE 543 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page