10-day forecast for Tumtum, WA: 49° to 90°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Saturday, August 15
72°
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1084° / 53°0
Morning58°feels 55°
Afternoon80°feels 78°
Evening75°feels 73°
Overnight58°feels 55°
84 °
Tumtum, Monday, 10 August
Clear. High 84°, low 53°.
Pressure29.88 inHg
Wind7.6 mph S
Humidity21%
Visibility6.2 mi
Dew point38°
Tue, 1187° / 56°0
Morning66°feels 64°
Afternoon86°feels 82°
Evening75°feels 73°
Overnight61°feels 59°
87 °
Tumtum, Tuesday, 11 August
Clear. High 87°, low 56°.
Pressure29.94 inHg
Wind6.5 mph S
Humidity21%
Visibility6.2 mi
Dew point40°
Wed, 1286° / 59°0
Morning67°feels 65°
Afternoon86°feels 83°
Evening75°feels 73°
Overnight62°feels 60°
86 °
Tumtum, Wednesday, 12 August
Overcast. High 86°, low 59°.
Pressure29.83 inHg
Wind5.2 mph S
Humidity24%
Visibility6.2 mi
Dew point43°
Thu, 1386° / 54°0
Morning61°feels 60°
Afternoon79°feels 78°
Evening83°feels 80°
Overnight63°feels 61°
86 °
Tumtum, Thursday, 13 August
Clear. High 86°, low 54°.
Pressure29.80 inHg
Wind9.1 mph W
Humidity35%
Visibility—
Dew point45°
Fri, 1489° / 56°0
Morning63°feels 61°
Afternoon82°feels 80°
Evening85°feels 81°
Overnight65°feels 63°
89 °
Tumtum, Friday, 14 August
Clear. High 89°, low 56°.
Pressure29.88 inHg
Wind6.1 mph N
Humidity26%
Visibility—
Dew point39°
Sat, 1590° / 58°0
Morning65°feels 63°
Afternoon83°feels 81°
Evening87°feels 83°
Overnight67°feels 65°
90 °
Tumtum, Saturday, 15 August
Partly cloudy. High 90°, low 58°.
Pressure29.94 inHg
Wind7 mph SW
Humidity19%
Visibility—
Dew point33°
Sun, 1687° / 60°0.03
Morning65°feels 65°
Afternoon80°feels 80°
Evening84°feels 81°
Overnight67°feels 65°
87 °
Tumtum, Sunday, 16 August
Light rain. High 87°, low 60°.
Pressure29.91 inHg
Wind10.9 mph SW
Humidity30%
Visibility—
Dew point43°
Mon, 1772° / 55°0.03
Morning62°feels 61°
Afternoon72°feels 71°
Evening66°feels 65°
Overnight56°feels 54°
72 °
Tumtum, Monday, 17 August
Light rain. High 72°, low 55°.
Pressure29.91 inHg
Wind14.5 mph SW
Humidity44%
Visibility—
Dew point47°
Tue, 1875° / 49°0
Morning55°feels 53°
Afternoon69°feels 67°
Evening72°feels 71°
Overnight57°feels 55°
75 °
Tumtum, Tuesday, 18 August
Partly cloudy. High 75°, low 49°.
Pressure29.97 inHg
Wind11.7 mph W
Humidity36%
Visibility—
Dew point38°
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 Tumtum, 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.