10-day forecast for Washington Harbor, WA: 49° to 75°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Thursday, August 13
69°
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1073° / 49°0
Morning55°feels 54°
Afternoon72°feels 72°
Evening65°feels 65°
Overnight51°feels 50°
73 °
Washington Harbor, Monday, 10 August
Overcast. High 73°, low 49°.
Pressure30.09 inHg
Wind5.9 mph N
Humidity65%
Visibility6.2 mi
Dew point52°
Tue, 1170° / 57°0
Morning62°feels 62°
Afternoon69°feels 69°
Evening63°feels 63°
Overnight59°feels 59°
70 °
Washington Harbor, Tuesday, 11 August
Mostly clear. High 70°, low 57°.
Pressure30.12 inHg
Wind4.8 mph N
Humidity67%
Visibility6.2 mi
Dew point52°
Wed, 1271° / 57°0
Morning62°feels 62°
Afternoon70°feels 69°
Evening63°feels 63°
Overnight59°feels 59°
71 °
Washington Harbor, Wednesday, 12 August
Clear. High 71°, low 57°.
Pressure30.03 inHg
Wind4.9 mph N
Humidity64%
Visibility6.2 mi
Dew point52°
Thu, 1375° / 61°0
Morning67°feels 66°
Afternoon72°feels 71°
Evening67°feels 66°
Overnight61°feels 60°
75 °
Washington Harbor, Thursday, 13 August
Clear. High 75°, low 61°.
Pressure29.88 inHg
Wind8.5 mph W
Humidity58%
Visibility—
Dew point56°
Fri, 1474° / 63°0
Morning69°feels 68°
Afternoon73°feels 73°
Evening67°feels 66°
Overnight66°feels 66°
74 °
Washington Harbor, Friday, 14 August
Overcast. High 74°, low 63°.
Pressure29.91 inHg
Wind8.6 mph W
Humidity54%
Visibility—
Dew point56°
Sat, 1571° / 61°0
Morning66°feels 65°
Afternoon70°feels 70°
Evening66°feels 66°
Overnight65°feels 65°
71 °
Washington Harbor, Saturday, 15 August
Overcast. High 71°, low 61°.
Pressure30.00 inHg
Wind7.6 mph W
Humidity64%
Visibility—
Dew point57°
Sun, 1673° / 61°0
Morning67°feels 67°
Afternoon72°feels 72°
Evening65°feels 65°
Overnight63°feels 63°
73 °
Washington Harbor, Sunday, 16 August
Partly cloudy. High 73°, low 61°.
Pressure30.06 inHg
Wind9.7 mph W
Humidity62%
Visibility—
Dew point58°
Mon, 1769° / 59°0
Morning63°feels 62°
Afternoon67°feels 67°
Evening61°feels 61°
Overnight60°feels 59°
69 °
Washington Harbor, Monday, 17 August
Overcast. High 69°, low 59°.
Pressure30.15 inHg
Wind9.9 mph W
Humidity65%
Visibility—
Dew point55°
Tue, 1871° / 58°0
Morning65°feels 64°
Afternoon70°feels 70°
Evening64°feels 64°
Overnight64°feels 63°
71 °
Washington Harbor, Tuesday, 18 August
Mostly clear. High 71°, low 58°.
Pressure30.15 inHg
Wind7.6 mph W
Humidity60%
Visibility—
Dew point55°
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 Washington Harbor, WA 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.