Sidney, IA Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Sidney, IA in one place.
A chance of rain showers. Cloudy. High near 57, with temperatures falling to around 53 in the afternoon. North northwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Sidney, IA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 15, 2026 6:05 PM CDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for Sidney, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 6:05 PM CDT
- Forecast office
- OAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sidney
Wednesday looks like the warmest upcoming period in Sidney at 77 degrees F.
Friday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Friday at about 15 to 25 mph NNW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 6:05 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- OAX
- Radar station
- KOAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 42. Northwest wind 17 to 21 mph, with gusts as high as 31 mph. New rainfall amounts less than a tenth of an inch possible.
Mostly cloudy. High near 52, with temperatures falling to around 50 in the afternoon. North northwest wind 15 to 25 mph, with gusts as high as 39 mph.
Areas of frost after midnight. Mostly clear, with a low around 31. Northwest wind 0 to 12 mph, with gusts as high as 20 mph.
Widespread frost before 10am. Sunny, with a high near 59. South southwest wind 1 to 12 mph, with gusts as high as 18 mph.
Clear, with a low around 39. South wind 7 to 10 mph, with gusts as high as 17 mph.
Sunny, with a high near 67. South wind 10 to 15 mph, with gusts as high as 23 mph.
Partly cloudy, with a low around 46. South wind 7 to 10 mph, with gusts as high as 20 mph.
Partly sunny, with a high near 67. South wind 6 to 9 mph, with gusts as high as 16 mph.
Partly cloudy, with a low around 48. South southeast wind around 6 mph.
Mostly sunny, with a high near 74. South southeast wind 5 to 10 mph, with gusts as high as 17 mph.
Mostly clear, with a low around 54. South southeast wind around 8 mph.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 77. South southeast wind 8 to 13 mph, with gusts as high as 21 mph.
A slight chance of rain showers. Partly cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 20 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Oct 15
|
Chance Rain Showers
|
57°F |
18 mph
NNW
|
|
Tonight
Oct 15
|
Partly Cloudy
|
42°F |
17 to 21 mph
NW
|
|
Friday
Oct 16
|
Mostly Cloudy
|
52°F |
15 to 25 mph
NNW
|
|
Friday Night
Oct 16
|
Mostly Clear then Areas Of Frost
|
31°F |
0 to 12 mph
NW
|
|
Saturday
Oct 17
|
Widespread Frost then Sunny
|
59°F |
1 to 12 mph
SSW
|
|
Saturday Night
Oct 17
|
Clear
|
39°F |
7 to 10 mph
S
|
|
Sunday
Oct 18
|
Sunny
|
67°F |
10 to 15 mph
S
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
46°F |
7 to 10 mph
S
|
|
Monday
Oct 19
|
Partly Sunny
|
67°F |
6 to 9 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
48°F |
6 mph
SSE
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
74°F |
5 to 10 mph
SSE
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
54°F |
8 mph
SSE
|
|
Wednesday
Oct 21
|
Mostly Sunny then Slight Chance Rain Showers
|
77°F |
8 to 13 mph
SSE
|
|
Wednesday Night
Oct 21
|
Slight Chance Rain Showers
|
58°F |
10 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sidney.
