599
CDUS45 KTFX 200731
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
131 AM MDT MON APR 20 2026
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..THE GREAT FALLS MT CLIMATE SUMMARY FOR APRIL 19 2026
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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 451 PM 83 1962 56 15 66
MINIMUM 29 431 AM 6 1951 30 -1 36
AVERAGE 50 43 7 51
PRECIPITATION (IN)
YESTERDAY 0.00 0.82 1967 0.06 -0.06 0.00
MONTH TO DATE 1.77 1.06 0.71 0.49
SINCE OCT 1 5.61 5.16 0.45 4.74
SINCE JAN 1 3.77 2.88 0.89 3.66
SNOWFALL (IN)
YESTERDAY 0.0 9.6 2008 0.4 -0.4 0.0
MONTH TO DATE 8.0 6.6 1.4 1.0
SINCE MAR 1 24.6 16.7 7.9 5.2
SINCE JUL 1 41.2 61.1 -19.9 47.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 15 22 -7 14
MONTH TO DATE 425 454 -29 423
SINCE MAR 1 1194 1412 -218 1188
SINCE JUL 1 5437 6882 -1445 6487
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 0
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 10.5
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 600 AM
LOWEST 16 500 PM
AVERAGE 44
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 89 1980
MINIMUM TEMPERATURE (F) 31 -1 2008
SUNRISE AND SUNSET
APRIL 20 2026.........SUNRISE 627 AM MDT SUNSET 822 PM MDT
APRIL 21 2026.........SUNRISE 626 AM MDT SUNSET 824 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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