Climatological Report (Monthly)
Issued by NWS Missoula, MT

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CXUS55 KMSO 082052
CLMMSO

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
252 PM MDT THU JUN 08 2023

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

...THE MISSOULA MT CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             95   05/30/1986
                       05/29/1936
 LOW              21   05/08/1999
                       05/12/1985
                       05/01/1954
HIGHEST           90   05/01         MM      MM       82
LOWEST            38   05/23         MM      MM       25
AVG. MAXIMUM    74.9               66.2     8.7     64.2
AVG. MINIMUM    47.7               39.8     7.9     39.4
MEAN            61.3               53.0     8.3     51.8
DAYS MAX >= 90     1                0.2     0.8        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                4.4    -4.4        4
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.38   1980
 MINIMUM        0.20   1907
TOTALS          2.57               1.77    0.80     1.12
DAILY AVG.      0.08               0.06    0.02     0.04
DAYS >= .01       14               12.1     1.9       10
DAYS >= .10       10                5.2     4.8        3
DAYS >= .50        0                0.7    -0.7        1
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.54   05/05 TO 05/06               0.68

SNOWFALL (INCHES)
TOTALS           0.0                0.3    -0.3        T
SINCE 7/1       50.0               43.0     7.0       MM
DAYS >= TRACE      0                0.3    -0.3        1
DAYS >= 1.0        0                0.1    -0.1        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    133                375    -242
 SINCE 7/1      7090               7329    -239
COOLING TOTAL     26                  3      23
 SINCE 1/1        26                  3      23
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.6
HIGHEST WIND SPEED/DIRECTION    36/170    DATE  05/02
HIGHEST GUST SPEED/DIRECTION    48/300    DATE  05/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.41
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                      7

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

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