10-day forecast for Old Harbor, AK: 44° to 62°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Saturday, August 8
50° · 1.82 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0961° / 52°0
Morning54°feels 54°
Afternoon61°feels 60°
Evening56°feels 55°
Overnight54°feels 53°
61 °
Old Harbor, Sunday, 9 August
Overcast. High 61°, low 52°.
Pressure30.15 inHg
Wind3.9 mph SE
Humidity74%
Visibility6.2 mi
Dew point53°
Mon, 1061° / 51°0
Morning54°feels 53°
Afternoon61°feels 60°
Evening59°feels 58°
Overnight53°feels 52°
61 °
Old Harbor, Monday, 10 August
Overcast. High 61°, low 51°.
Pressure30.09 inHg
Wind2.2 mph S
Humidity75%
Visibility6.2 mi
Dew point53°
Tue, 1159° / 48°0
Morning53°feels 52°
Afternoon59°feels 58°
Evening55°feels 54°
Overnight52°feels 52°
59 °
Old Harbor, Tuesday, 11 August
Overcast. High 59°, low 48°.
Pressure30.12 inHg
Wind4.3 mph SE
Humidity80%
Visibility6.2 mi
Dew point52°
Wed, 1251° / 44°0.52
Morning50°feels 47°
Afternoon51°feels 50°
Evening50°feels 46°
Overnight44°feels 42°
51 °
Old Harbor, Wednesday, 12 August
Rain. High 51°, low 44°.
Pressure30.15 inHg
Wind8.9 mph NE
Humidity95%
Visibility6.2 mi
Dew point50°
Thu, 1353° / 50°1.74
Morning52°feels 51°
Afternoon52°feels 52°
Evening51°feels 51°
Overnight51°feels 51°
53 °
Old Harbor, Thursday, 13 August
Rain. High 53°, low 50°.
Pressure29.94 inHg
Wind9.7 mph NE
Humidity99%
Visibility—
Dew point52°
Fri, 1453° / 51°0.52
Morning51°feels 51°
Afternoon52°feels 52°
Evening53°feels 52°
Overnight52°feels 51°
53 °
Old Harbor, Friday, 14 August
Rain. High 53°, low 51°.
Pressure30.00 inHg
Wind4.1 mph E
Humidity99%
Visibility—
Dew point51°
Sat, 1557° / 49°0.02
Morning53°feels 52°
Afternoon56°feels 55°
Evening55°feels 53°
Overnight50°feels 48°
57 °
Old Harbor, Saturday, 15 August
Light rain. High 57°, low 49°.
Pressure30.06 inHg
Wind5.7 mph SE
Humidity81%
Visibility—
Dew point50°
Sun, 1649° / 47°0.52
Morning48°feels 44°
Afternoon49°feels 44°
Evening48°feels 44°
Overnight48°feels 44°
49 °
Old Harbor, Sunday, 16 August
Rain. High 49°, low 47°.
Pressure29.83 inHg
Wind10.7 mph E
Humidity94%
Visibility—
Dew point47°
Mon, 1750° / 49°1.82
Morning49°feels 46°
Afternoon49°feels 47°
Evening49°feels 47°
Overnight49°feels 47°
50 °
Old Harbor, Monday, 17 August
Rain. High 50°, low 49°.
Pressure29.68 inHg
Wind8.4 mph E
Humidity99%
Visibility—
Dew point49°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Old Harbor, AK around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.