Climatological Report (Daily)
Issued by NWS Spokane, WA

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935
CDUS46 KOTX 192345
CLILWS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
445 PM PDT TUE AUG 19 2025

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

...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 19 2025...
VALID AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1881 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         91    259 PM 109    1897  89      2       92
  MINIMUM         63    513 AM  45    1916  60      3       62
  AVERAGE         77                        75      2       77

PRECIPITATION (IN)
  TODAY            0.00          0.59 1918   0.02  -0.02     0.00
  MONTH TO DATE    0.19                      0.29  -0.10     0.26
  SINCE OCT 1      9.12                     12.05  -2.93    10.93
  SINCE JAN 1      5.35                      8.61  -3.26     6.52

SNOWFALL (IN)
  TODAY           MM             0.0  1998   0.0   MM        0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     15                        66    -51       28
  SINCE JUL 1      0                         5     -5        0

 COOLING
  TODAY           12                        10      2       12
  MONTH TO DATE  223                       224     -1      287
  SINCE JUN 1    869                       672    197      948
  SINCE JAN 1    921                       708    213      971
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    56
 LOWEST     24
 AVERAGE    40

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


THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       111      1897
 MINIMUM TEMPERATURE (F)   60        41      1945


SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE   552 AM PDT   SUNSET   750 PM PDT
AUGUST 20 2025........SUNRISE   554 AM PDT   SUNSET   748 PM PDT


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




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