405
CDUS45 KTFX 132240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT WED MAY 13 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 13 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 84 1222 PM 89 2001 66 18 51
MINIMUM 52 447 AM 23 1983 41 11 44
AVERAGE 68 53 15 48
PRECIPITATION (IN)
TODAY 0.01 1.51 1898 0.06 -0.05 0.24
MONTH TO DATE 0.06 0.59 -0.53 1.65
SINCE OCT 1 6.15 4.77 1.38 5.32
SINCE JAN 1 3.48 2.94 0.54 4.56
DEGREE DAYS
HEATING
TODAY 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
TODAY 3 0 3 0
MONTH TO DATE 3 0 3 4
SINCE MAR 1 3 0 3 4
SINCE JAN 1 3 0 3 4
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 52 300 AM
LOWEST 24 1200 PM
AVERAGE 38
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 88 1936
MINIMUM TEMPERATURE (F) 41 25 1995
SUNRISE AND SUNSET
MAY 13 2026...........SUNRISE 556 AM MDT SUNSET 853 PM MDT
MAY 14 2026...........SUNRISE 555 AM MDT SUNSET 854 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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