Grandview, IL Weather Forecast

Local 7-day forecast

68°
F

Partly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Grandview, IL in one place.

Wednesday, May 20, 2026
Wind: 10 mph NNE
Wednesday

Partly sunny, with a high near 68. North northeast wind around 10 mph, with gusts as high as 18 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Grandview, IL 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: May 18, 2026 5:11 AM CDT.

The active forecast window currently covers May 20 to May 24, 2026 for Grandview, IL.

Page Snapshot

Page focus
city weather
Forecast window
May 20 to May 24, 2026
Latest sync
May 18, 2026 5:11 AM CDT
Forecast office
ILX
Source
NOAA / NWS
Next High
68°F
Wednesday
Next Low
47°F
Wednesday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
10 mph
Wednesday

Daily Outlook

Today
May 20
Partly Sunny
68 °F
/ 47°F
Wind 10 mph
Thu
May 21
Mostly Sunny
72 °F
/ 54°F
Wind 9 mph
Fri
May 22
Chance Rain Showers
75 °F
/ 58°F
Wind 8 mph
Sat
May 23
Slight Chance Showers And Thunderstorms
81 °F
/ 60°F
Wind 6 mph
Sun
May 24
Mostly Sunny
86 °F
Wind 7 mph

This Week in Grandview

Sunday looks like the warmest upcoming period in Grandview at 86 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 47 degrees F.

The strongest winds are forecast for Wednesday at about 10 mph NNE.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
May 18, 2026 5:11 AM CDT
Coverage
5 days
Time zone
America/Chicago
Forecast office
ILX
Radar station
KILX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night
May 20
47°F
Mostly Cloudy
9 mph NE

Mostly cloudy, with a low around 47. Northeast wind around 9 mph, with gusts as high as 16 mph.

Thursday
May 21
72°F
Mostly Sunny
9 mph ENE

Mostly sunny, with a high near 72.

Thursday Night
May 21
54°F
Mostly Cloudy then Slight Chance Rain Showers
9 mph E

A slight chance of rain showers after 1am. Mostly cloudy, with a low around 54.

Friday
May 22
75°F
Chance Rain Showers
8 mph E

A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 75.

Friday Night
May 22
58°F
Chance Showers And Thunderstorms
6 mph ESE

A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58.

Saturday
May 23
81°F
Slight Chance Showers And Thunderstorms
6 mph SW

A chance of rain showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 81.

Saturday Night
May 23
60°F
Partly Cloudy
5 mph WSW

Partly cloudy, with a low around 60.

Sunday
May 24
86°F
Mostly Sunny
7 mph SSE

Mostly sunny, with a high near 86.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
May 20
Partly Sunny
68°F
10 mph
NNE
Wednesday Night
May 20
Mostly Cloudy
47°F
9 mph
NE
Thursday
May 21
Mostly Sunny
72°F
9 mph
ENE
Thursday Night
May 21
Mostly Cloudy then Slight Chance Rain Showers
54°F
9 mph
E
Friday
May 22
Chance Rain Showers
75°F
8 mph
E
Friday Night
May 22
Chance Showers And Thunderstorms
58°F
6 mph
ESE
Saturday
May 23
Slight Chance Showers And Thunderstorms
81°F
6 mph
SW
Saturday Night
May 23
Partly Cloudy
60°F
5 mph
WSW
Sunday
May 24
Mostly Sunny
86°F
7 mph
SSE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.