Climatological Report (Monthly)
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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.

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Chambers
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