822
CDUS45 KTFX 312240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SUN MAY 31 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 31 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 52 1242 AM 91 2025 70 -18 91
MINIMUM 48 259 PM 27 1917 46 2 50
AVERAGE 50 58 -8 71
PRECIPITATION (IN)
TODAY 0.14 0.95 2018 0.09 0.05 0.00
MONTH TO DATE 1.69 1.95 -0.26 3.64
SINCE OCT 1 7.78 6.13 1.65 7.31
SINCE JAN 1 5.11 4.30 0.81 6.55
DEGREE DAYS
HEATING
TODAY 15 8 7 0
MONTH TO DATE 299 351 -52 256
SINCE MAR 1 1599 1863 -264 1490
SINCE JUL 1 5891 7357 -1466 6562
COOLING
TODAY 0 0 0 6
MONTH TO DATE 20 7 13 25
SINCE MAR 1 20 7 13 25
SINCE JAN 1 20 7 13 25
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 12.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 200 PM
LOWEST 68 100 PM
AVERAGE 79
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 91 1977
1986
MINIMUM TEMPERATURE (F) 46 33 1979
2000
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 539 AM MDT SUNSET 913 PM MDT
JUNE 1 2026..........SUNRISE 538 AM MDT SUNSET 914 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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