481
CXUS55 KTFX 020300
CLMHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
800 PM MST THU FEB 01 2024
...............................
..THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2024
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 63 01/25/2015
01/07/1902
02/27/1932
LOW -42 01/25/1957
01/31/1893
HIGHEST 51 01/29 33 18 44 01/26
LOWEST -36 01/13 9 -45 -6 01/29
01/30
AVG. MAXIMUM 27.7 32.4 -4.7 33.1
AVG. MINIMUM 8.5 13.5 -5.0 16.6
MEAN 18.1 23.0 -4.9 24.9
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 13 12.8 0.2 13
DAYS MIN <= 32 31 29.4 1.6 31
DAYS MIN <= 0 7 6.3 0.7 3
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.75 1884
MINIMUM T
TOTALS 0.80 0.39 0.41 0.40
DAYS >= .01 9 6.5 2.5
DAYS >= .10 3 1.2 1.8
DAYS >= .50 0 0.0 0.0
DAYS >= 1.00 0 0.0 0.0
GREATEST
24 HR. TOTAL 0.37 01/17 TO 01/18
SNOWFALL (INCHES)
RECORDS
TOTAL 35.6 1969
24 HR TOTAL 14.1 01/20/1969 TO 01/21/1969
TOTALS 12.6 6.6 6.0 2.7
SINCE 7/1 27.1 23.0 4.1
SNOWDEPTH AVG. 3
DAYS >= TRACE 10 5.6 4.4
DAYS >= 1.0 4 2.3 1.7
GREATEST
SNOW DEPTH 8 01/18
24 HR TOTAL 12.6
DEGREE DAYS
HEATING TOTAL 1447 1304 143 1239
SINCE 7/1 4021 4434 -413 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 MM
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WIND (MPH)
AVERAGE WIND SPEED 4.2
HIGHEST WIND SPEED/DIRECTION 31/260 DATE 01/09
HIGHEST GUST SPEED/DIRECTION 42/250 DATE 01/09
SKY COVER
AVERAGE SKY COVER 0.53
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 1 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 3
LIGHT SNOW 10 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 4
HAZE 15
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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