Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 180744
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
144 AM MDT WED SEP 18 2024
...................................
...THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 17 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 62 1200 PM 90 1998 73 -11 89
MINIMUM 50 530 AM 20 1965 44 6 48
AVERAGE 56 59 -3 69
PRECIPITATION (IN)
YESTERDAY 0.19 0.98 1908 0.03 0.16 0.00
MONTH TO DATE 1.19 0.57 0.62 1.22
SINCE OCT 1 10.53 11.01 -0.48 12.89
SINCE JAN 1 9.01 9.18 -0.17 9.48
SNOWFALL (IN)
YESTERDAY 0.0 3.4 1988 0.1 -0.1 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.4 -0.4 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 9 7 2 0
MONTH TO DATE 32 88 -56 15
SINCE SEP 1 32 88 -56 15
SINCE JUL 1 44 151 -107 19
COOLING
YESTERDAY 0 1 -1 4
MONTH TO DATE 62 25 37 31
SINCE SEP 1 62 25 37 31
SINCE JAN 1 580 430 150 583
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 900 PM
LOWEST 69 1200 PM
AVERAGE 83
..........................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 91 1966
MINIMUM TEMPERATURE (F) 44 19 1965
SUNRISE AND SUNSET
SEPTEMBER 18 2024.....SUNRISE 711 AM MDT SUNSET 732 PM MDT
SEPTEMBER 19 2024.....SUNRISE 712 AM MDT SUNSET 730 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$