602
CDUS45 KTFX 280734
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
134 AM MDT THU MAY 28 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 27 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 85 459 PM 90 1936 70 15 78
1986
MINIMUM 51 548 AM 27 1995 45 6 54
AVERAGE 68 57 11 66
PRECIPITATION (IN)
YESTERDAY 0.12 1.16 2006 0.09 0.03 0.05
MONTH TO DATE 0.39 1.60 -1.21 3.64
SINCE OCT 1 6.48 5.78 0.70 7.31
SINCE JAN 1 3.81 3.95 -0.14 6.55
SNOWFALL (IN)
YESTERDAY 0.0 T 1982 0.0 0.0 0.0
1995
MONTH TO DATE T 0.1 -0.1 0.0
SINCE MAR 1 9.3 7.6 1.7 1.0
SINCE JUL 1 22.3 37.2 -14.9 36.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 8 -8 0
MONTH TO DATE 275 319 -44 256
SINCE MAR 1 1575 1831 -256 1490
SINCE JUL 1 5867 7325 -1458 6562
COOLING
YESTERDAY 3 0 3 1
MONTH TO DATE 9 0 9 6
SINCE MAR 1 9 0 9 6
SINCE JAN 1 9 0 9 6
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 600 AM
LOWEST 24 400 PM
AVERAGE 57
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 95 1919
MINIMUM TEMPERATURE (F) 45 28 1947
SUNRISE AND SUNSET
MAY 28 2026...........SUNRISE 541 AM MDT SUNSET 910 PM MDT
MAY 29 2026...........SUNRISE 540 AM MDT SUNSET 911 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page