315
CDUS45 KTFX 310742
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
142 AM MDT WED MAY 31 2023
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 30 2023
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 79 552 PM 92 1986 70 9 53
MINIMUM 49 414 AM 29 1977 46 3 46
AVERAGE 64 58 6 50
PRECIPITATION (IN)
YESTERDAY 0.00 0.82 1988 0.09 -0.09 0.04
MONTH TO DATE 1.21 1.86 -0.65 1.14
SINCE OCT 1 7.53 6.04 1.49 4.29
SINCE JAN 1 4.12 4.21 -0.09 2.86
SNOWFALL (IN)
YESTERDAY 0.0 3.1 1917 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE MAR 1 21.6 7.6 14.0 1.6
SINCE JUL 1 48.3 37.2 11.1 22.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 1 8 -7 15
MONTH TO DATE 147 343 -196 372
SINCE MAR 1 1860 1855 5 1948
SINCE JUL 1 7445 7349 96 6759
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 14 0 14 2
SINCE MAR 1 14 0 14 2
SINCE JAN 1 14 0 14 2
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 500 AM
LOWEST 26 400 PM
AVERAGE 53
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 88 1956
MINIMUM TEMPERATURE (F) 46 27 1917
SUNRISE AND SUNSET
MAY 31 2023...........SUNRISE 539 AM MDT SUNSET 913 PM MDT
JUNE 1 2023..........SUNRISE 539 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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