628
CDUS45 KTFX 140744
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
144 AM MDT THU MAY 14 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 13 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 84 1222 PM 89 2001 66 18 51
MINIMUM 48 1002 PM 23 1983 41 7 44
AVERAGE 66 53 13 48
PRECIPITATION (IN)
YESTERDAY 0.03 1.51 1898 0.06 -0.03 0.24
MONTH TO DATE 0.08 0.59 -0.51 1.65
SINCE OCT 1 6.17 4.77 1.40 5.32
SINCE JAN 1 3.50 2.94 0.56 4.56
SNOWFALL (IN)
YESTERDAY 0.0 0.7 1916 0.0 0.0 0.0
MONTH TO DATE 0.0 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 12 -12 17
MONTH TO DATE 116 181 -65 109
SINCE MAR 1 1416 1693 -277 1343
SINCE JUL 1 5708 7187 -1479 6415
COOLING
YESTERDAY 1 0 1 0
MONTH TO DATE 1 0 1 4
SINCE MAR 1 1 0 1 4
SINCE JAN 1 1 0 1 4
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 600 PM
LOWEST 24 1200 PM
AVERAGE 46
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 88 1936
MINIMUM TEMPERATURE (F) 41 25 1995
SUNRISE AND SUNSET
MAY 14 2026...........SUNRISE 555 AM MDT SUNSET 854 PM MDT
MAY 15 2026...........SUNRISE 554 AM MDT SUNSET 856 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