990
CXUS55 KTFX 010814
CLMHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
214 AM MDT FRI NOV 01 2024

...................................

...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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             89   10/04/2024
 LOW              -8   10/30/1991
HIGHEST           89R  10/04         64      25       82  10/19
LOWEST            22   10/30         27      -5        5  10/27
                       10/31
                                                          10/28
AVG. MAXIMUM    66.6               57.6     9.0     56.1
AVG. MINIMUM    36.8               33.5     3.3     34.4
MEAN            51.7               45.5     6.2     45.2
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                1.1    -1.1        5
DAYS MIN <= 32     7               13.8    -6.8        8
DAYS MIN <= 0      0                0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.81   1925
 MINIMUM        0.01
TOTALS          0.01R              0.78   -0.77     1.47
DAYS >= .01        1                7.0    -6.0
DAYS >= .10        0                2.6    -2.6
DAYS >= .50        0                0.3    -0.3
DAYS >= 1.00       0                0.0     0.0
GREATEST
 24 HR. TOTAL   0.01   10/21 TO 10/21

SNOWFALL (INCHES)
RECORDS
 TOTAL          27.7   1925
 24 HR TOTAL    14.0   10/11/1891 TO 10/11/1891
TOTALS           0.0                2.8    -2.8     13.9
SINCE 7/1        0.0                3.3    -3.3       MM
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                1.5    -1.5
DAYS >= 1.0        0                0.9    -0.9
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    405                603    -198      605
 SINCE 7/1       500                878    -378       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       590                433     157       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.2
HIGHEST WIND SPEED/DIRECTION    43/290    DATE  10/04
HIGHEST GUST SPEED/DIRECTION    59/300    DATE  10/04

SKY COVER
AVERAGE SKY COVER           0.15

AVERAGE RH (PERCENT)     50

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       0     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$