Climatological Report (Annual)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
000 CXUS56 KOTX 020729 CCB CLALWS CLIMATE REPORT NATIONAL WEATHER SERVICE SPOKANE WA 100 AM PST SUN JAN 01 2023 ................................... ...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR THE YEAR OF 2022... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1881 TO 2022 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) RECORD HIGH 117 07/27/1939 LOW -23 12/13/1919 HIGHEST 108 07/29 LOWEST -1 01/01 AVG. MAXIMUM 63.9 64.2 -0.3 AVG. MINIMUM 43.2 43.3 -0.1 MEAN 53.6 53.8 -0.2 DAYS MAX >= 90 55 44.1 10.9 DAYS MAX <= 32 15 12.3 2.7 DAYS MIN <= 32 95 79.8 15.2 DAYS MIN <= 0 1 0.3 0.7 PRECIPITATION (INCHES) RECORD MAXIMUM 21.76 1884 MINIMUM 7.73 2007 TOTALS 15.70 12.87 2.83 DAILY AVG. 0.05 0.04 0.01 DAYS >= .01 108 106.2 1.8 DAYS >= .10 45 41.4 3.6 DAYS >= .50 8 3.4 4.6 DAYS >= 1.00 0 0.2 -0.2 GREATEST 24 HR. TOTAL 0.96 06/12 TO 06/13 SNOWFALL (INCHES) RECORDS TOTAL 62.2 1916 TOTALS 15.9 12.7 3.2 DAYS >= TRACE 22 11.0 11.0 DAYS >= 1.0 5 4.2 0.8 GREATEST 24 HR TOTAL 4.6 11/28 TO 11/28 DEGREE DAYS HEATING TOTAL 5186 4980 206 COOLING TOTAL 1150 913 237 FREEZE DATES RECORD EARLIEST 09/17/1965 LATEST 05/12/1985 EARLIEST 11/07 LATEST 04/17 ................................................ WIND (MPH) AVERAGE WIND SPEED 5.3 HIGHEST WIND SPEED/DIRECTION MM DATE MM HIGHEST GUST SPEED/DIRECTION 59/270 DATE 04/04 SKY COVER AVERAGE SKY COVER 0.37 AVERAGE RH (PERCENT) 58 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 25 MIXED PRECIP 0 HEAVY RAIN 9 RAIN 31 LIGHT RAIN 114 FREEZING RAIN 0 LT FREEZING RAIN 2 HAIL 0 HEAVY SNOW 1 SNOW 6 LIGHT SNOW 28 SLEET 1 FOG 77 FOG W/VIS <= 1/4 MILE 18 HAZE 58 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$