Climatological Report (Monthly)
Issued by NWS Spokane, WA

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CXUS46 KOTX 011130
CLMLWS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
420 AM PDT TUE SEP 1 2015

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

...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             115   08/04/1961
 LOW               41   08/20/1945
                        08/24/1992
HIGHEST           106   08/01        MM      MM      105  08/11
LOWEST             53   08/31        MM      MM       55  08/25
                        08/23
AVG. MAXIMUM     91.1              88.8     2.3     90.8
AVG. MINIMUM     61.8              59.2     2.6     62.5
MEAN             76.4              74.0     2.4     76.7
DAYS MAX >= 90     17              15.0     2.0       17
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.96   1989
 MINIMUM         0.00   2001
TOTALS           0.01              0.69   -0.68     1.17
DAILY AVG.       0.00              0.02   -0.02     0.04
DAYS >= .01         1               4.1    -3.1        4
DAYS >= .10         0               1.7    -1.7        3
DAYS >= .50         0               0.3    -0.3        1
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.01   08/30 TO 08/30           08/22 TO 08/22
                        08/30 TO 08/31                    08/21 TO 08/22
                                                          08/22 TO 08/22

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   08/31 TO 08/31           08/22 TO 08/22
                                                          08/22 TO 08/22
                                                          08/22 TO 08/22

DEGREE_DAYS
HEATING TOTAL       0                 8      -8        0
 SINCE 7/1          0                15     -15        0
COOLING TOTAL     351               287      64      369
 SINCE 1/1       1149               717     432      970
...................................................

WIND (MPH)
AVERAGE WIND SPEED              5.2
HIGHEST WIND SPEED/DIRECTION    35/300    DATE  08/21
HIGHEST GUST SPEED/DIRECTION    73/180    DATE  08/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     32

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                6     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                     16

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

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