754
CDUS45 KTFX 180733
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MDT SAT APR 18 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR APRIL 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 48 440 PM 80 1994 57 -9 45
MINIMUM 33 959 PM 9 1896 33 0 29
AVERAGE 41 45 -4 37
PRECIPITATION (IN)
YESTERDAY T 0.56 1885 0.04 -0.04 0.01
MONTH TO DATE 0.85 0.56 0.29 0.24
SINCE OCT 1 5.52 3.72 1.80 3.64
SINCE JAN 1 2.85 1.89 0.96 2.88
SNOWFALL (IN)
YESTERDAY T 5.6 1885 0.1 -0.1 T
MONTH TO DATE 1.0 1.9 -0.9 1.0
SINCE MAR 1 9.3 6.5 2.8 1.0
SINCE JUL 1 22.3 36.1 -13.8 36.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 24 20 4 28
MONTH TO DATE 325 377 -52 342
SINCE MAR 1 1043 1275 -232 1018
SINCE JUL 1 5335 6769 -1434 6090
COOLING
YESTERDAY 0 0 0 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 29 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 11.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 800 PM
LOWEST 23 400 PM
AVERAGE 45
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 80 1910
1936
MINIMUM TEMPERATURE (F) 33 9 1951
SUNRISE AND SUNSET
APRIL 18 2026.........SUNRISE 635 AM MDT SUNSET 820 PM MDT
APRIL 19 2026.........SUNRISE 633 AM MDT SUNSET 822 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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