Grand Junction, IA Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Grand Junction, IA in one place.
Showers and thunderstorms. Cloudy. High near 59, with temperatures falling to around 56 in the afternoon. North northeast wind 5 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Grand Junction, 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 14, 2026 4:42 AM CDT.
The active forecast window currently covers Oct 15 to Oct 20, 2026 for Grand Junction, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 4:42 AM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Grand Junction
Tuesday looks like the warmest upcoming period in Grand Junction at 73 degrees F.
Friday Night is the coolest period ahead with temperatures near 32 degrees F.
The strongest winds are forecast for Friday at about 10 to 20 mph NNW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 4:42 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- DMX
- Radar station
- KDMX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers before 7pm. Mostly cloudy, with a low around 42. North northwest wind 12 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly sunny, with a high near 56.
Areas of frost after 2am. Mostly clear, with a low around 32.
Areas of frost before 9am. Sunny, with a high near 61.
Clear, with a low around 42.
Sunny, with a high near 65.
Mostly cloudy, with a low around 47.
Mostly sunny, with a high near 68.
Mostly clear, with a low around 47.
Mostly sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Showers And Thunderstorms
|
59°F |
5 to 12 mph
NNE
|
|
Thursday Night
Oct 15
|
Chance Rain Showers then Mostly Cloudy
|
42°F |
12 to 16 mph
NNW
|
|
Friday
Oct 16
|
Mostly Sunny
|
56°F |
10 to 20 mph
NNW
|
|
Friday Night
Oct 16
|
Mostly Clear then Areas Of Frost
|
32°F |
0 to 8 mph
NNW
|
|
Saturday
Oct 17
|
Areas Of Frost then Sunny
|
61°F |
2 to 12 mph
SSW
|
|
Saturday Night
Oct 17
|
Clear
|
42°F |
10 mph
SSW
|
|
Sunday
Oct 18
|
Sunny
|
65°F |
9 to 13 mph
SSW
|
|
Sunday Night
Oct 18
|
Mostly Cloudy
|
47°F |
3 to 9 mph
SSW
|
|
Monday
Oct 19
|
Mostly Sunny
|
68°F |
3 mph
S
|
|
Monday Night
Oct 19
|
Mostly Clear
|
47°F |
2 mph
SE
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
73°F |
2 to 8 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grand Junction.