


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
365 CXAK57 PAJK 020841 CLMASI NATIONAL WEATHER SERVICE JUNEAU AK 330 AM AKDT WED OCT 01 2025 ................................... ...THE SITKA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1944 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 77 09/05/1986 09/04/1986 LOW 31 09/26/1956 HIGHEST 73 09/16 67 6 LOWEST 43 09/30 40 3 AVG. MAXIMUM 61.3 57.9 3.4 AVG. MINIMUM 52.6 48.5 4.1 MEAN 56.9 53.2 3.7 DAYS MAX >= 90 0 0.0 0.0 DAYS MAX <= 32 0 0.0 0.0 DAYS MIN <= 32 0 0.0 0.0 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 20.59 1987 MINIMUM 3.55 2018 TOTALS 14.93 11.69 3.24 DAILY AVG. 0.50 0.39 0.11 DAYS >= .01 23 22.4 0.6 DAYS >= .10 18 17.5 0.5 DAYS >= .50 10 8.4 1.6 DAYS >= 1.00 5 3.2 1.8 GREATEST 24 HR. TOTAL 4.05 09/10 TO 09/10 DEGREE DAYS HEATING TOTAL 233 354 -121 SINCE 7/1 560 857 -297 COOLING TOTAL 0 0 0 SINCE 1/1 0 1 -1 FREEZE DATES EARLIEST 10/08 LATEST 03/14 .............................................................. WIND (MPH) AVERAGE WIND SPEED 9.3 HIGHEST WIND SPEED/DIRECTION MM DATE MM HIGHEST GUST SPEED/DIRECTION 67/140 DATE 09/26 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 1 HEAVY RAIN 4 RAIN 10 LIGHT RAIN 21 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 19 FOG W/VIS <= 1/4 MILE 0 HAZE 12 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ Chambers $$