Climatological Report (Daily)
Issued by NWS
Issued by NWS
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901
CDUS45 KTFX 302240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT THU JUL 30 2026
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR JULY 30 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 67 100 AM 103 1908 84 -17 73
MINIMUM 63 300 AM 32 1904 52 11 56
AVERAGE 65 68 -3 65
PRECIPITATION (IN)
TODAY 0.00 1.39 1950 0.04 -0.04 0.00
MONTH TO DATE 2.14 1.71 0.43 2.52
SINCE OCT 1 16.07 14.04 2.03 12.51
SINCE JAN 1 13.48 11.59 1.89 11.14
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 15 64 -49 51
SINCE JUN 1 302 290 12 245
SINCE JUL 1 15 64 -49 51
COOLING
TODAY 0 4 -4 0
MONTH TO DATE 169 97 72 71
SINCE JUN 1 172 114 58 74
SINCE JAN 1 185 115 70 77
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.0
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 65
LOWEST 52
AVERAGE 59
..........................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 105 1900
MINIMUM TEMPERATURE (F) 52 35 1968
SUNRISE AND SUNSET
JULY 30 2026..........SUNRISE 555 AM MDT SUNSET 853 PM MDT
JULY 31 2026..........SUNRISE 556 AM MDT SUNSET 852 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$