Ketchikan climate

Ketchikan Weather in August

NOAA 1991-2020 normals for Beaver Falls, 3.5 km from Ketchikan

Average highs run from 68°F on August 1 to 64°F on August 31, and lows from 55°F to 53°F. Normal precipitation for the month is 11.16 in over about 18 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Ketchikan, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
67°F
Average low
54°F
Precipitation
11.16 in
Record high
89°FAug 14, 1977
Record low
34°FAug 31, 1913
Chance of a freeze
0%
Daylight
15 h 56 min to 13 h 50 min
Cloud cover
73%
Humidity
86%
Dew point
52°F
Wind
4.7 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 168°F55°F84°F 196141°F 195753%0%
Aug 268°F55°F84°F 192942°F 191753%0%
Aug 368°F55°F81°F 191940°F 191253%0%
Aug 468°F55°F86°F 197739°F 191253%0%
Aug 568°F55°F86°F 197742°F 200254%0%
Aug 668°F55°F86°F 197740°F 198554%0%
Aug 768°F55°F88°F 194242°F 191754%0%
Aug 868°F55°F80°F 196543°F 191354%0%
Aug 968°F55°F82°F 192643°F 200755%0%
Aug 1068°F55°F84°F 192643°F 197355%0%
Aug 1168°F55°F82°F 192645°F 191356%0%
Aug 1268°F55°F82°F 199039°F 191256%0%
Aug 1368°F55°F83°F 197741°F 191357%0%
Aug 1468°F55°F89°F 197743°F 191457%0%
Aug 1567°F55°F88°F 197741°F 197358%0%
Aug 1667°F54°F86°F 195740°F 191358%0%
Aug 1767°F54°F87°F 195039°F 191659%0%
Aug 1867°F54°F89°F 197740°F 197360%0%
Aug 1967°F54°F88°F 197742°F 196460%0%
Aug 2067°F54°F82°F 192341°F 196461%0%
Aug 2166°F54°F84°F 191340°F 196461%0%
Aug 2266°F54°F81°F 192341°F 191462%0%
Aug 2366°F54°F82°F 191541°F 197663%0%
Aug 2466°F54°F79°F 192842°F 191263%0%
Aug 2566°F53°F83°F 191940°F 194864%0%
Aug 2665°F53°F80°F 191639°F 194865%0%
Aug 2765°F53°F79°F 194139°F 192766%0%
Aug 2865°F53°F81°F 196743°F 191266%0%
Aug 2965°F53°F81°F 196739°F 192067%0%
Aug 3064°F53°F81°F 196339°F 192068%0%
Aug 3164°F53°F79°F 191834°F 191368%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Ketchikan, in percent, and of at least 0.1 inch of snowfall.0204060801102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (AKDT).

August 1
sunrise 4:54 AM, sunset 8:50 PM
August 31
sunrise 5:51 AM, sunset 7:41 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00500657 (Beaver Falls), public domain. Records: NOAA GHCN-Daily, station USW00025325, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.