10-day forecast for Sidney, OR: 37° to 71°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Sunday, October 18
53°
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1870° / 38°0
Morning39°feels 36°
Afternoon68°feels 67°
Evening55°feels 53°
Overnight44°feels 41°
70 °
Sidney, Sunday, 18 October
Partly cloudy. High 70°, low 38°.
Pressure30.09 inHg
Wind6.4 mph N
Humidity62%
Visibility4.5 mi
Dew point43°
Mon, 1962° / 47°0
Morning49°feels 45°
Afternoon60°feels 59°
Evening53°feels 51°
Overnight47°feels 46°
62 °
Sidney, Monday, 19 October
Overcast. High 62°, low 47°.
Pressure29.94 inHg
Wind2.4 mph S
Humidity66%
Visibility6.2 mi
Dew point45°
Tue, 2069° / 46°0
Morning46°feels 42°
Afternoon66°feels 65°
Evening58°feels 57°
Overnight48°feels 45°
69 °
Sidney, Tuesday, 20 October
Clear. High 69°, low 46°.
Pressure29.97 inHg
Wind7.7 mph N
Humidity61%
Visibility6.2 mi
Dew point44°
Wed, 2169° / 46°0
Morning51°feels 50°
Afternoon61°feels 59°
Evening66°feels 65°
Overnight50°feels 50°
69 °
Sidney, Wednesday, 21 October
Clear. High 69°, low 46°.
Pressure30.00 inHg
Wind3.3 mph N
Humidity55%
Visibility—
Dew point42°
Thu, 2267° / 46°0
Morning50°feels 50°
Afternoon58°feels 57°
Evening59°feels 57°
Overnight47°feels 46°
67 °
Sidney, Thursday, 22 October
Clear. High 67°, low 46°.
Pressure30.03 inHg
Wind12.1 mph NW
Humidity60%
Visibility—
Dew point43°
Fri, 2360° / 42°0.01
Morning48°feels 47°
Afternoon56°feels 54°
Evening56°feels 55°
Overnight43°feels 43°
60 °
Sidney, Friday, 23 October
Light rain. High 60°, low 42°.
Pressure30.27 inHg
Wind4.6 mph S
Humidity56%
Visibility—
Dew point39°
Sat, 2460° / 37°0
Morning41°feels 41°
Afternoon51°feels 50°
Evening57°feels 54°
Overnight48°feels 46°
60 °
Sidney, Saturday, 24 October
Overcast. High 60°, low 37°.
Pressure30.21 inHg
Wind4.5 mph S
Humidity59%
Visibility—
Dew point34°
Sun, 2561° / 47°0.05
Morning50°feels 48°
Afternoon56°feels 55°
Evening58°feels 57°
Overnight48°feels 47°
61 °
Sidney, Sunday, 25 October
Light rain. High 61°, low 47°.
Pressure30.21 inHg
Wind6.3 mph S
Humidity67%
Visibility—
Dew point44°
Mon, 2653° / 43°0.02
Morning46°feels 43°
Afternoon52°feels 50°
Evening51°feels 49°
Overnight46°feels 46°
53 °
Sidney, Monday, 26 October
Light rain. High 53°, low 43°.
Pressure30.06 inHg
Wind7.8 mph S
Humidity62%
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 Sidney, 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.