499
CDUS45 KTFX 210731
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
131 AM MDT SUN MAY 21 2023
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 20 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 86 426 PM 90 2002 68 18 48
MINIMUM 51 454 AM 28 1959 43 8 35
2021
AVERAGE 69 55 14 42
PRECIPITATION (IN)
YESTERDAY 0.00 1.78 1957 0.07 -0.07 0.10
MONTH TO DATE 0.70 1.05 -0.35 0.49
SINCE OCT 1 7.02 5.23 1.79 3.64
SINCE JAN 1 3.61 3.40 0.21 2.21
SNOWFALL (IN)
YESTERDAY 0.0 1.1 1987 0.0 0.0 T
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 0 10 -10 23
MONTH TO DATE 118 256 -138 274
SINCE MAR 1 1831 1768 63 1850
SINCE JUL 1 7416 7262 154 6661
COOLING
YESTERDAY 4 0 4 0
MONTH TO DATE 6 0 6 0
SINCE MAR 1 6 0 6 0
SINCE JAN 1 6 0 6 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 600 AM
LOWEST 21 600 PM
AVERAGE 44
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 89 1980
MINIMUM TEMPERATURE (F) 43 27 1953
2021
SUNRISE AND SUNSET
MAY 21 2023...........SUNRISE 547 AM MDT SUNSET 902 PM MDT
MAY 22 2023...........SUNRISE 546 AM MDT SUNSET 904 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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