659
CDUS45 KTFX 202240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT MON APR 20 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR APRIL 20 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM MM MM 84 1908 54 MM 58
MINIMUM MM MM 0 1927 30 MM 37
AVERAGE MM 42 MM 48
PRECIPITATION (IN)
TODAY 0.00 1.08 1973 0.06 -0.06 0.01
MONTH TO DATE 0.82 1.08 -0.26 1.09
SINCE OCT 1 6.80 5.47 1.33 4.07
SINCE JAN 1 4.21 3.02 1.19 2.70
DEGREE DAYS
HEATING
TODAY MM 23 MM 17
MONTH TO DATE 440 505 -65 501
SINCE MAR 1 1278 1502 -224 1358
SINCE JUL 1 5965 7268 -1303 6920
COOLING
TODAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
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 TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 82 1906
MINIMUM TEMPERATURE (F) 30 0 2008
SUNRISE AND SUNSET
APRIL 20 2026.........SUNRISE 621 AM MDT SUNSET 814 PM MDT
APRIL 21 2026.........SUNRISE 619 AM MDT SUNSET 815 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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