000
CXUS46 KOTX 011240
CLMLWS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
428 AM PST FRI FEB 1 2013

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

...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              66   01/09/1953
 LOW              -22   01/31/1950
HIGHEST            55   01/30        MM      MM       57  01/04
LOWEST             16   01/12        MM      MM       15  01/12
AVG. MAXIMUM     39.5              41.6    -2.1     43.6
AVG. MINIMUM     27.3              29.6    -2.3     28.0
MEAN             33.4              35.6    -2.2     35.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      4               4.4    -0.4        1
DAYS MIN <= 32     23              17.8     5.2       20
DAYS MIN <= 0       0               0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.56   1883
 MINIMUM         0.11   2007
TOTALS           0.90              1.08   -0.18       MM
DAILY AVG.       0.03              0.03    0.00     0.05
DAYS >= .01        13              10.0     3.0       10
DAYS >= .10         3               3.2    -0.2        2
DAYS >= .50         0               0.3    -0.3        2
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.33   01/29 TO 01/30           01/17 TO 01/18

SNOWFALL (INCHES)
RECORDS
 TOTAL           26.1   1957
TOTALS            2.3               2.4    -0.1     12.0
SINCE 7/1         2.6               7.7    -5.1     13.5
SNOWDEPTH AVG.      0                 2      -2        1
DAYS >= 1.0         1               0.8     0.2        2
GREATEST
 SNOW DEPTH         1   01/16                          7  01/19
                        01/15
                        01/13
 24 HR TOTAL      1.1   01/14                    01/18 TO 01/18

DEGREE_DAYS
HEATING TOTAL     970               911      59      692
 SINCE 7/1       2772              3119    -347     2788
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.........................................................

WIND (MPH)
AVERAGE WIND SPEED              5.1
HIGHEST WIND SPEED/DIRECTION    31/170    DATE  01/07
HIGHEST GUST SPEED/DIRECTION    45/330    DATE  01/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY         15

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                8     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      5
HAZE                      2

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

$$