499
CDUS45 KTFX 200731
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
131 AM MDT SUN AUG 20 2023
...............................
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 19 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 78 347 PM 98 2008 84 -6 94
MINIMUM 55 534 AM 34 1995 52 3 61
AVERAGE 67 68 -1 78
PRECIPITATION (IN)
YESTERDAY 0.05 0.87 1964 0.03 0.02 0.00
MONTH TO DATE 0.13 0.65 -0.52 0.15
SINCE OCT 1 11.29 10.05 1.24 7.24
SINCE JAN 1 7.88 8.22 -0.34 5.81
SNOWFALL (IN)
YESTERDAY 0.0 T 2019 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.1 -0.1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 1 10 -9 1
SINCE JUN 1 79 177 -98 119
SINCE JUL 1 4 33 -29 2
COOLING
YESTERDAY 2 4 -2 13
MONTH TO DATE 160 117 43 234
SINCE JUN 1 463 359 104 570
SINCE JAN 1 478 366 112 572
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 1100 PM
LOWEST 35 400 PM
AVERAGE 60
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 96 1953
1967
MINIMUM TEMPERATURE (F) 52 39 1916
1956
1995
SUNRISE AND SUNSET
AUGUST 20 2023........SUNRISE 632 AM MDT SUNSET 829 PM MDT
AUGUST 21 2023........SUNRISE 634 AM MDT SUNSET 828 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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