Climatological Report (Daily)
Issued by NWS
Issued by NWS
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067
CDUS45 KTFX 220746
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
146 AM MDT SUN SEP 22 2024
...................................
...THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 66 454 PM 90 1966 71 -5 50
1967
MINIMUM 37 614 AM 20 1995 43 -6 44
AVERAGE 52 57 -5 47
PRECIPITATION (IN)
YESTERDAY 0.00 1.30 1937 0.03 -0.03 0.19
MONTH TO DATE 1.23 0.70 0.53 1.41
SINCE OCT 1 10.57 11.14 -0.57 13.08
SINCE JAN 1 9.05 9.31 -0.26 9.67
SNOWFALL (IN)
YESTERDAY 0.0 1.6 1968 0.0 0.0 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 13 8 5 18
MONTH TO DATE 57 119 -62 47
SINCE SEP 1 57 119 -62 47
SINCE JUL 1 69 182 -113 51
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 62 27 35 34
SINCE SEP 1 62 27 35 34
SINCE JAN 1 580 432 148 586
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 500 AM
LOWEST 30 500 PM
AVERAGE 55
..........................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 89 1966
MINIMUM TEMPERATURE (F) 43 21 1934
SUNRISE AND SUNSET
SEPTEMBER 22 2024.....SUNRISE 716 AM MDT SUNSET 724 PM MDT
SEPTEMBER 23 2024.....SUNRISE 717 AM MDT SUNSET 722 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$