831
CDUS45 KTFX 221456
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
856 AM MDT THU MAY 22 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 20 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 63 451 PM 90 2002 68 -5 60
MINIMUM 39 516 AM 28 1959 43 -4 32
2021
AVERAGE 51 55 -4 46
PRECIPITATION (IN)
YESTERDAY 0.00 1.78 1957 0.07 -0.07 0.01
MONTH TO DATE 3.37 1.05 2.32 1.15
SINCE OCT 1 7.04 5.23 1.81 6.87
SINCE JAN 1 6.28 3.40 2.88 5.35
SNOWFALL (IN)
YESTERDAY 0.0 1.1 1987 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.5
SINCE MAR 1 1.0 7.6 -6.6 10.2
SINCE JUL 1 36.8 37.2 -0.4 57.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 14 10 4 19
MONTH TO DATE 193 256 -63 250
SINCE MAR 1 1427 1768 -341 1611
SINCE JUL 1 6499 7262 -763 6661
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 4 0 4 0
SINCE MAR 1 4 0 4 0
SINCE JAN 1 4 0 4 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 11.8
SKY COVER
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 89 1980
MINIMUM TEMPERATURE (F) 43 27 1953
2021
SUNRISE AND SUNSET
MAY 21 2025...........SUNRISE 547 AM MDT SUNSET 903 PM MDT
MAY 22 2025...........SUNRISE 546 AM MDT SUNSET 904 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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