Climatological Report (Monthly)
Issued by NWS Spokane, WA

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CXUS46 KOTX 011217
CLMLWS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
407 AM PST SUN MAR 1 2015

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

...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 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              72   02/24/1986
 LOW              -18   02/12/1884
HIGHEST            66   02/07        MM      MM       61  02/12
                        02/06
LOWEST             20   02/23        MM      MM        4  02/06
AVG. MAXIMUM     52.2              46.5     5.7     39.9
AVG. MINIMUM     35.2              30.9     4.3     28.6
MEAN             43.7              38.7     5.0     34.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               1.6    -1.6        7
DAYS MIN <= 32     12              14.5    -2.5       14
DAYS MIN <= 0       0               0.3    -0.3        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.10   1884
 MINIMUM         0.09   1935
TOTALS           1.46              0.78    0.68     1.37
DAILY AVG.       0.05              0.03    0.02     0.05
DAYS >= .01        13               8.5     4.5       14
DAYS >= .10         5               2.7     2.3        6
DAYS >= .50         0               0.1    -0.1        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.42   02/09 TO 02/09           02/08 TO 02/09

SNOWFALL (INCHES)
RECORDS
 TOTAL           27.2   1916
TOTALS              T               2.1    -2.1     13.4
SINCE 7/1         1.5               9.8    -8.3     15.9
SNOWDEPTH AVG.      0                MM      MM        1
DAYS >= 1.0         0               0.6    -0.6        4
GREATEST
 SNOW DEPTH         0   MM                             7  02/09
 24 HR TOTAL        T   02/01 TO 02/01           02/09 TO 02/09

DEGREE_DAYS
HEATING TOTAL     591               736    -145      852
 SINCE 7/1       3222              3855    -633     4161
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..........................................................

WIND (MPH)
AVERAGE WIND SPEED              4.5
HIGHEST WIND SPEED/DIRECTION    32/210    DATE  02/06
HIGHEST GUST SPEED/DIRECTION    38/210    DATE  02/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                1     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      6
HAZE                      2

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

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