650
CDUS45 KTFX 202240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT WED SEP 20 2023
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 20 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 67 259 PM 90 1922 72 -5 52
MINIMUM 40 621 AM 20 1983 43 -3 47
AVERAGE 54 58 -4 50
PRECIPITATION (IN)
TODAY 0.00 1.00 1941 0.03 -0.03 0.00
MONTH TO DATE 1.22 0.67 0.55 0.59
SINCE OCT 1 12.89 11.11 1.78 8.16
SINCE JAN 1 9.48 9.28 0.20 6.73
DEGREE DAYS
HEATING
TODAY 11 8 3 15
MONTH TO DATE 29 111 -82 66
SINCE SEP 1 29 111 -82 66
SINCE JUL 1 33 174 -141 68
COOLING
TODAY 0 0 0 0
MONTH TO DATE 34 27 7 81
SINCE SEP 1 34 27 7 81
SINCE JAN 1 586 432 154 749
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 2.8
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 700 AM
LOWEST 28 300 PM
AVERAGE 45
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 90 1966
1967
MINIMUM TEMPERATURE (F) 43 20 1995
SUNRISE AND SUNSET
SEPTEMBER 20 2023.....SUNRISE 712 AM MDT SUNSET 730 PM MDT
SEPTEMBER 21 2023.....SUNRISE 713 AM MDT SUNSET 728 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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