10-day forecast for Sidney, OR: 37° to 70°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Tuesday, October 20
56° · 0.04 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1964° / 44°0
Morning48°feels 45°
Afternoon60°feels 58°
Evening51°feels 49°
Overnight45°feels 42°
64 °
Sidney, Monday, 19 October
Partly cloudy. High 64°, low 44°.
Pressure29.97 inHg
Wind3 mph S
Humidity62%
Visibility6.2 mi
Dew point44°
Tue, 2070° / 48°0
Morning49°feels 46°
Afternoon69°feels 67°
Evening59°feels 58°
Overnight49°feels 47°
70 °
Sidney, Tuesday, 20 October
Overcast. High 70°, low 48°.
Pressure29.94 inHg
Wind6.3 mph N
Humidity51%
Visibility6.2 mi
Dew point44°
Wed, 2169° / 46°0
Morning46°feels 46°
Afternoon69°feels 67°
Evening59°feels 58°
Overnight50°feels 50°
69 °
Sidney, Wednesday, 21 October
Clear. High 69°, low 46°.
Pressure29.91 inHg
Wind1.4 mph NE
Humidity49%
Visibility6.2 mi
Dew point44°
Thu, 2256° / 45°0.04
Morning45°feels 43°
Afternoon56°feels 55°
Evening53°feels 52°
Overnight48°feels 48°
56 °
Sidney, Thursday, 22 October
Light rain. High 56°, low 45°.
Pressure30.03 inHg
Wind4.4 mph S
Humidity78%
Visibility6.2 mi
Dew point47°
Fri, 2358° / 39°0.01
Morning44°feels 44°
Afternoon54°feels 52°
Evening55°feels 53°
Overnight46°feels 46°
58 °
Sidney, Friday, 23 October
Light rain. High 58°, low 39°.
Pressure30.36 inHg
Wind4.4 mph SE
Humidity73%
Visibility—
Dew point43°
Sat, 2464° / 42°0.01
Morning47°feels 44°
Afternoon55°feels 53°
Evening62°feels 60°
Overnight51°feels 49°
64 °
Sidney, Saturday, 24 October
Light rain. High 64°, low 42°.
Pressure30.12 inHg
Wind7.8 mph SW
Humidity49%
Visibility—
Dew point33°
Sun, 2562° / 46°0.06
Morning51°feels 50°
Afternoon57°feels 55°
Evening54°feels 52°
Overnight48°feels 48°
62 °
Sidney, Sunday, 25 October
Light rain. High 62°, low 46°.
Pressure30.18 inHg
Wind5.4 mph N
Humidity63%
Visibility—
Dew point44°
Mon, 2660° / 43°0
Morning48°feels 46°
Afternoon52°feels 50°
Evening57°feels 55°
Overnight44°feels 43°
60 °
Sidney, Monday, 26 October
Overcast. High 60°, low 43°.
Pressure30.06 inHg
Wind7.7 mph N
Humidity61%
Visibility—
Dew point37°
Tue, 2757° / 37°0
Morning41°feels 41°
Afternoon51°feels 50°
Evening54°feels 51°
Overnight40°feels 38°
57 °
Sidney, Tuesday, 27 October
Partly cloudy. High 57°, low 37°.
Pressure30.06 inHg
Wind3.9 mph S
Humidity55%
Visibility—
Dew point33°
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.