Climatological Report (Annual)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
326
CXUS56 KOTX 011859
CLALWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
1056 AM PST WED JAN 01 2025
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR THE YEAR OF 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1881 TO 2024
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
RECORD
HIGH 117 07/27/1939
LOW -23 12/13/1919
HIGHEST 111 07/21
08/02
LOWEST -10 01/13
AVG. MAXIMUM 66.3 64.2 2.1
AVG. MINIMUM 45.2 43.3 1.9
MEAN 55.8 53.8 2.0
DAYS MAX >= 90 51 44.1 6.9
DAYS MAX <= 32 8 12.3 -4.3
DAYS MIN <= 32 53 79.8 -26.8
DAYS MIN <= 0 3 0.3 2.7
PRECIPITATION (INCHES)
RECORD
MAXIMUM 21.76 1884
MINIMUM 7.73 2007
TOTALS 11.29 12.87 -1.58
DAILY AVG. 0.03 0.04 -0.01
DAYS >= .01 111 106.2 4.8
DAYS >= .10 36 41.4 -5.4
DAYS >= .50 2 3.4 -1.4
DAYS >= 1.00 0 0.2 -0.2
GREATEST
24 HR. TOTAL 0.66
SNOWFALL (INCHES)
RECORDS
TOTAL 62.2 1916
TOTALS 12.8 12.7 0.1
DAYS >= TRACE 17 11.0 6.0
DAYS >= 1.0 4 4.2 -0.2
GREATEST
24 HR TOTAL 0.5 02/26 TO 02/26
DEGREE DAYS
HEATING TOTAL 4508 4980 -472
COOLING TOTAL 1228 913 315
FREEZE DATES
RECORD
EARLIEST 09/17/1965
LATEST 05/12/1985
EARLIEST 10/27
LATEST 03/25
................................................
WIND (MPH)
AVERAGE WIND SPEED 5.3
HIGHEST WIND SPEED/DIRECTION 36/270 DATE 06/03
HIGHEST GUST SPEED/DIRECTION 55/260 DATE 09/25
SKY COVER
AVERAGE SKY COVER 0.38
AVERAGE RH (PERCENT) 56
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 12 MIXED PRECIP 1
HEAVY RAIN 1 RAIN 24
LIGHT RAIN 161 FREEZING RAIN 0
LT FREEZING RAIN 3 HAIL 0
HEAVY SNOW 1 SNOW 2
LIGHT SNOW 15 SLEET 0
FOG 80 FOG W/VIS <= 1/4 MILE 22
HAZE 49
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$