293
CDUS45 KTFX 221501
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
901 AM MDT THU MAY 22 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 19 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 62 428 PM 90 1954 68 -6 58
MINIMUM 38 515 AM 24 1997 43 -5 38
AVERAGE 50 55 -5 48
PRECIPITATION (IN)
YESTERDAY 0.00 0.82 1938 0.07 -0.07 0.08
MONTH TO DATE 3.37 0.98 2.39 1.14
SINCE OCT 1 7.04 5.16 1.88 6.86
SINCE JAN 1 6.28 3.33 2.95 5.34
SNOWFALL (IN)
YESTERDAY 0.0 0.8 1931 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.5
SINCE MAR 1 1.0 7.6 -6.6 10.2
SINCE JUL 1 36.8 37.2 -0.4 57.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 15 10 5 17
MONTH TO DATE 194 246 -52 231
SINCE MAR 1 1428 1758 -330 1592
SINCE JUL 1 6500 7252 -752 6642
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 4 0 4 0
SINCE MAR 1 4 0 4 0
SINCE JAN 1 4 0 4 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 12.2
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 55 500 AM
LOWEST 45 100 AM
AVERAGE 50
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 90 2002
MINIMUM TEMPERATURE (F) 43 28 1959
2021
SUNRISE AND SUNSET
MAY 20 2025...........SUNRISE 548 AM MDT SUNSET 902 PM MDT
MAY 21 2025...........SUNRISE 547 AM MDT SUNSET 903 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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