Climatological Report (Monthly)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
453
CXUS46 KOTX 240812
CLMLWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
112 AM PDT MON AUG 24 2026
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JULY 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1881 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 117 07/27/1939
LOW 41 07/02/1955
07/07/1895
HIGHEST 102 07/16 MM MM 104 07/08
07/23
07/30
LOWEST 51 07/02 MM MM 58 07/07
AVG. MAXIMUM 92.2 90.8 1.4 93.3
AVG. MINIMUM 62.4 60.9 1.5 64.5
MEAN 77.3 75.8 1.5 78.9
DAYS MAX >= 90 22 17.6 4.4 22
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 2.60 1987
MINIMUM T 2018
TOTALS 0.01 0.47 -0.46 0.07
DAILY AVG. 0.00 0.02 -0.02 0.00
DAYS >= .01 1 3.9 -2.9 3
DAYS >= .10 0 1.1 -1.1 0
DAYS >= .50 0 0.1 -0.1 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.04 06/30 TO 06/30 0.06
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM MM
DEGREE DAYS
HEATING TOTAL 0 5 -5 0
SINCE 7/1 0 2 -2 MM
COOLING TOTAL 389 341 48 439
SINCE 1/1 525 484 41 MM
................................................................
WIND (MPH)
AVERAGE WIND SPEED 4.8
HIGHEST WIND SPEED/DIRECTION 22/340 DATE 07/04
22/330 07/08
HIGHEST GUST SPEED/DIRECTION 31/340 DATE 07/08
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.03
NUMBER OF DAYS FAIR 31
NUMBER OF DAYS PC 0
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 37
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 5 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 7
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
JULY 2026 BROUGHT SLIGHTLY ABOVE NORMAL TEMPERATURES AND BELOW
NORMAL PRECIPITATION TO SOUTHEAST WASHINGTON INTO THE SOUTH IDAHO
PANHANDLE. THERE WERE SEVERAL ROUNDS OF DRY AND BREEZY WINDS WHICH
ALLOWED SEVERAL REGIONAL WILDFIRES ACROSS WASHINGTON AND OREGON TO
GROW FOLLOWING SCATTERED THUNDERSTORMS FROM THE 15TH THROUGH THE
17TH. ON THE 16TH A STRONG STORM IN NEZ PERCE BLEW A LARGE TREE ONTO
HIGHWAY 64. ALL OF THE FIRE ACTIVITY PRODUCED AN INCREASE IN HAZY
SKIES AND SMOKE FOR THE SECOND HALF OF THE MONTH. THE 21ST THROUGH
THE 4TH BROUGHT AN EXTENDED WARM SPELL WITH LEWISTON REACHING HIGH
TEMPERATURES NEAR 100F EACH DAY.
NO RECORDS WERE SET DURING THE MONTH AT THE LEWISTON AIRPORT.