10-day forecast for Sumpter, OR: 54° to 91°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Tuesday, August 11
88° · 0.05 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0983° / 55°0
Morning61°feels 58°
Afternoon82°feels 80°
Evening70°feels 67°
Overnight59°feels 56°
83 °
Sumpter, Sunday, 9 August
Clear. High 83°, low 55°.
Pressure29.88 inHg
Wind6.6 mph W
Humidity11%
Visibility6.2 mi
Dew point24°
Mon, 1088° / 54°0
Morning61°feels 58°
Afternoon87°feels 84°
Evening68°feels 66°
Overnight56°feels 53°
88 °
Sumpter, Monday, 10 August
Clear. High 88°, low 54°.
Pressure29.91 inHg
Wind5 mph W
Humidity11%
Visibility6.2 mi
Dew point22°
Tue, 1191° / 57°0
Morning71°feels 69°
Afternoon90°feels 86°
Evening71°feels 69°
Overnight59°feels 56°
91 °
Sumpter, Tuesday, 11 August
Clear. High 91°, low 57°.
Pressure29.91 inHg
Wind6.7 mph SW
Humidity12%
Visibility6.2 mi
Dew point28°
Wed, 1286° / 58°0
Morning69°feels 67°
Afternoon86°feels 82°
Evening68°feels 66°
Overnight60°feels 58°
86 °
Sumpter, Wednesday, 12 August
Clear. High 86°, low 58°.
Pressure29.83 inHg
Wind8 mph W
Humidity16%
Visibility6.2 mi
Dew point32°
Thu, 1385° / 55°0
Morning62°feels 60°
Afternoon79°feels 77°
Evening78°feels 76°
Overnight57°feels 55°
85 °
Sumpter, Thursday, 13 August
Overcast. High 85°, low 55°.
Pressure29.83 inHg
Wind6.8 mph N
Humidity17%
Visibility—
Dew point27°
Fri, 1486° / 55°0
Morning62°feels 60°
Afternoon82°feels 80°
Evening82°feels 78°
Overnight62°feels 59°
86 °
Sumpter, Friday, 14 August
Overcast. High 86°, low 55°.
Pressure29.94 inHg
Wind6.1 mph NW
Humidity13%
Visibility—
Dew point23°
Sat, 1588° / 61°0.04
Morning67°feels 64°
Afternoon81°feels 79°
Evening72°feels 70°
Overnight61°feels 59°
88 °
Sumpter, Saturday, 15 August
Light rain. High 88°, low 61°.
Pressure30.00 inHg
Wind13.8 mph W
Humidity19%
Visibility—
Dew point34°
Sun, 1690° / 61°0
Morning68°feels 66°
Afternoon86°feels 83°
Evening84°feels 81°
Overnight66°feels 64°
90 °
Sumpter, Sunday, 16 August
Clear. High 90°, low 61°.
Pressure30.03 inHg
Wind11.3 mph W
Humidity21%
Visibility—
Dew point38°
Mon, 1788° / 63°0.05
Morning70°feels 67°
Afternoon83°feels 80°
Evening67°feels 67°
Overnight66°feels 65°
88 °
Sumpter, Monday, 17 August
Light rain. High 88°, low 63°.
Pressure29.97 inHg
Wind7.8 mph S
Humidity19%
Visibility—
Dew point37°
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 Sumpter, OR 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.