Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 122240
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT WED AUG 12 2026
...................................
...THE GREAT FALLS MT CLIMATE SUMMARY FOR AUGUST 12 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 75 241 PM 105 1940 85 -10 93
MINIMUM 48 602 AM 38 1966 51 -3 55
AVERAGE 62 68 -6 74
PRECIPITATION (IN)
TODAY 0.00 0.56 1974 0.04 -0.04 0.00
MONTH TO DATE 0.01 0.41 -0.40 0.28
SINCE OCT 1 14.37 12.62 1.75 10.80
SINCE JAN 1 12.53 10.34 2.19 9.72
DEGREE DAYS
HEATING
TODAY 3 1 2 0
MONTH TO DATE 22 12 10 9
SINCE JUN 1 260 253 7 182
SINCE JUL 1 32 60 -28 39
COOLING
TODAY 0 4 -4 9
MONTH TO DATE 38 64 -26 45
SINCE JUN 1 277 224 53 208
SINCE JAN 1 297 227 70 222
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 600 AM
LOWEST 42 300 PM
AVERAGE 66
..........................................................
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 99 2015
MINIMUM TEMPERATURE (F) 51 40 1896
1918
2005
SUNRISE AND SUNSET
AUGUST 12 2026........SUNRISE 618 AM MDT SUNSET 842 PM MDT
AUGUST 13 2026........SUNRISE 619 AM MDT SUNSET 841 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$