121
CDUS45 KTFX 170739
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MDT FRI APR 17 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR APRIL 16 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 43 329 PM 80 1994 57 -14 55
MINIMUM 31 612 AM 6 1896 32 -1 35
AVERAGE 37 44 -7 45
PRECIPITATION (IN)
YESTERDAY T 0.48 2006 0.03 -0.03 T
MONTH TO DATE 0.85 0.52 0.33 0.23
SINCE OCT 1 5.52 3.68 1.84 3.63
SINCE JAN 1 2.85 1.85 1.00 2.87
SNOWFALL (IN)
YESTERDAY T 4.5 1894 0.1 -0.1 0.0
MONTH TO DATE 1.0 1.8 -0.8 1.0
SINCE MAR 1 9.3 6.4 2.9 1.0
SINCE JUL 1 22.3 36.0 -13.7 36.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 28 20 8 20
MONTH TO DATE 301 357 -56 314
SINCE MAR 1 1019 1255 -236 990
SINCE JUL 1 5311 6749 -1438 6062
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 31 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 12.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 57 1200 AM
LOWEST 28 200 PM
AVERAGE 43
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 80 1994
MINIMUM TEMPERATURE (F) 33 9 1896
SUNRISE AND SUNSET
APRIL 17 2026.........SUNRISE 637 AM MDT SUNSET 819 PM MDT
APRIL 18 2026.........SUNRISE 635 AM MDT SUNSET 820 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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