10-day forecast for Fort Lewis, VA: 55° to 91°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Monday, August 10
86° · 0.58 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 69°0
Morning73°feels 73°
Afternoon87°feels 85°
Evening79°feels 79°
Overnight69°feels 70°
91 °
Fort Lewis, Monday, 10 August
Clear. High 91°, low 69°.
Pressure30.09 inHg
Wind7.4 mph W
Humidity43%
Visibility6.2 mi
Dew point62°
Tue, 1187° / 68°0.06
Morning72°feels 73°
Afternoon86°feels 86°
Evening74°feels 75°
Overnight73°feels 74°
87 °
Fort Lewis, Tuesday, 11 August
Light rain. High 87°, low 68°.
Pressure30.00 inHg
Wind11.9 mph NW
Humidity45%
Visibility6.2 mi
Dew point60°
Wed, 1286° / 64°0.58
Morning67°feels 67°
Afternoon77°feels 78°
Evening75°feels 76°
Overnight66°feels 66°
86 °
Fort Lewis, Wednesday, 12 August
Heavy rain. High 86°, low 64°.
Pressure29.91 inHg
Wind6.8 mph SW
Humidity98%
Visibility6.2 mi
Dew point66°
Thu, 1387° / 66°0
Morning72°feels 72°
Afternoon85°feels 83°
Evening72°feels 72°
Overnight67°feels 67°
87 °
Fort Lewis, Thursday, 13 August
Light rain. High 87°, low 66°.
Pressure29.94 inHg
Wind8.5 mph NW
Humidity35%
Visibility—
Dew point54°
Fri, 1469° / 61°0.14
Morning65°feels 65°
Afternoon64°feels 64°
Evening64°feels 64°
Overnight62°feels 62°
69 °
Fort Lewis, Friday, 14 August
Light rain. High 69°, low 61°.
Pressure30.06 inHg
Wind4.4 mph S
Humidity98%
Visibility—
Dew point63°
Sat, 1584° / 56°0
Morning65°feels 65°
Afternoon80°feels 79°
Evening66°feels 65°
Overnight60°feels 60°
84 °
Fort Lewis, Saturday, 15 August
Overcast. High 84°, low 56°.
Pressure30.18 inHg
Wind6 mph N
Humidity32%
Visibility—
Dew point47°
Sun, 1684° / 55°0.24
Morning67°feels 66°
Afternoon81°feels 81°
Evening68°feels 69°
Overnight65°feels 66°
84 °
Fort Lewis, Sunday, 16 August
Rain. High 84°, low 55°.
Pressure30.09 inHg
Wind7.5 mph S
Humidity43%
Visibility—
Dew point56°
Mon, 1784° / 61°0.35
Morning73°feels 74°
Afternoon82°feels 82°
Evening67°feels 67°
Overnight63°feels 63°
84 °
Fort Lewis, Monday, 17 August
Rain. High 84°, low 61°.
Pressure29.91 inHg
Wind10.6 mph NW
Humidity46%
Visibility—
Dew point59°
Tue, 1884° / 57°0
Morning67°feels 67°
Afternoon81°feels 80°
Evening71°feels 71°
Overnight65°feels 65°
84 °
Fort Lewis, Tuesday, 18 August
Partly cloudy. High 84°, low 57°.
Pressure29.97 inHg
Wind4.5 mph S
Humidity39%
Visibility—
Dew point53°
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 Fort Lewis, VA 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.