825
CDUS45 KTFX 300743
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
143 AM MDT SAT MAY 30 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 29 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 83 222 PM 91 1986 70 13 88
2003
MINIMUM 52 540 AM 27 1951 45 7 51
AVERAGE 68 58 10 70
PRECIPITATION (IN)
YESTERDAY 0.16 1.51 1927 0.09 0.07 T
MONTH TO DATE 0.58 1.77 -1.19 3.64
SINCE OCT 1 6.67 5.95 0.72 7.31
SINCE JAN 1 4.00 4.12 -0.12 6.55
SNOWFALL (IN)
YESTERDAY 0.0 1.7 1942 0.0 0.0 0.0
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 275 335 -60 256
SINCE MAR 1 1575 1847 -272 1490
SINCE JUL 1 5867 7341 -1474 6562
COOLING
YESTERDAY 3 0 3 5
MONTH TO DATE 20 0 20 13
SINCE MAR 1 20 0 20 13
SINCE JAN 1 20 0 20 13
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 600 AM
LOWEST 23 300 PM
AVERAGE 50
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 92 1986
MINIMUM TEMPERATURE (F) 46 29 1977
SUNRISE AND SUNSET
MAY 30 2026...........SUNRISE 540 AM MDT SUNSET 912 PM MDT
MAY 31 2026...........SUNRISE 539 AM MDT SUNSET 913 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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