Climatological Report (Monthly)
Issued by NWS St. Paul, AK
Issued by NWS St. Paul, AK
494
CXAK58 PASN 060132 CCA
CLMSNP
CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK
206 AM AKDT WED OCT 01 2025
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...THE SAINT PAUL ISLAND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 62 09/12/1925
LOW 22 09/25/1992
09/24/1992
HIGHEST 56 MM MM 53
LOWEST 33 MM MM 32
AVG. MAXIMUM 51.4 50.1 1.3 49.0
AVG. MINIMUM 42.2 41.9 0.3 42.0
MEAN 46.8 46.0 0.8 45.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 1.8 -1.8 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.02 1924
MINIMUM 0.96 1977
TOTALS 2.65 3.00 -0.35 3.48
DAILY AVG. 0.09 0.10 -0.01 0.12
DAYS >= .01 17 19.5 -2.5 19
DAYS >= .10 5 8.2 -3.2 10
DAYS >= .50 1 1.5 -0.5 2
DAYS >= 1.00 0 0.2 -0.2 0
GREATEST
24 HR. TOTAL 0.99 09/23 TO 09/23 0.72
STORM TOTAL 0.99 0.72
(MM/DD(HH))
DEGREE DAYS
HEATING TOTAL 537 570 -33 575
SINCE 7/1 1451 1580 -129 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 MM
FREEZE DATES
RECORD
EARLIEST 07/02/1976
LATEST 06/29/2008
EARLIEST 09/27
LATEST 06/06
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WIND (MPH)
AVERAGE WIND SPEED 14.4
RESULTANT WIND SPEED/DIRECTION 2/310
HIGHEST WIND SPEED/DIRECTION 45/140 DATE 09/23
HIGHEST GUST SPEED/DIRECTION 71/120 DATE 09/28
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.76
NUMBER OF DAYS FAIR 1
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 19
AVERAGE RH (PERCENT) 85
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 7
LIGHT RAIN 22 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 24 FOG W/VIS <= 1/4 MILE 4
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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