Climatological Report (Monthly)
Issued by NWS Missoula, MT

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CXUS55 KMSO 091504 CCA
CLMMSO

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
801 AM MDT TUE MAY 1 2018

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

...THE MISSOULA MT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              90   04/25/1910
 LOW                2   04/01/1936
HIGHEST            82   04/27        MM      MM       65
LOWEST             21   04/01        MM      MM       23
AVG. MAXIMUM     55.3              58.5    -3.2     54.8
AVG. MINIMUM     31.4              32.8    -1.4     33.8
MEAN             43.4              45.7    -2.3     44.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32     18              13.4     4.6       12
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.15   1943
 MINIMUM            T   1908
TOTALS           2.40              1.22    1.18     1.36
DAILY AVG.       0.08              0.04    0.04     0.05
DAYS >= .01        15              11.1     3.9       15
DAYS >= .10        10               3.6     6.4        5
DAYS >= .50         0               0.3    -0.3        0
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.49   04/16 TO 04/16              0.28

SNOWFALL (INCHES)
TOTALS            1.6               1.2     0.4      0.9
SINCE 7/1        53.2              37.7    15.5     64.6
DAYS >= TRACE       6               1.6     4.4        5
DAYS >= 1.0         1               0.4     0.6        0
GREATEST
 SNOW DEPTH         1   04/02                         -1
 24 HR TOTAL      1.6   04/02 TO 04/02               0.8

DEGREE_DAYS
HEATING TOTAL     643               580      63
 SINCE 7/1       6904              6763     141
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.5
HIGHEST WIND SPEED/DIRECTION    37/290    DATE  04/02
HIGHEST GUST SPEED/DIRECTION    45/270    DATE  04/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                9     SLEET                      1
FOG                       7     FOG W/VIS <= 1/4 MILE      2
HAZE                      5

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

$$



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