Harpers Ferry, IA Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Harpers Ferry, IA in one place.
Mostly cloudy. High near 79, with temperatures falling to around 77 in the afternoon. Southeast wind around 6 mph.
Local Weather Overview
This forecast page for Harpers Ferry, 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: May 31, 2026 1:40 AM CDT.
The active forecast window currently covers May 31 to Jun 6, 2026 for Harpers Ferry, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 6, 2026
- Latest sync
- May 31, 2026 1:40 AM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Harpers Ferry
Friday looks like the warmest upcoming period in Harpers Ferry at 86 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Thursday at about 5 to 8 mph S.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- May 31, 2026 1:40 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- Radar station
- KARX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms after 10pm. Mostly cloudy. Low around 58, with temperatures rising to around 60 overnight. East wind 1 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 5pm. Partly sunny, with a high near 79. East wind 1 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Partly cloudy, with a low around 54. East wind 0 to 5 mph.
Sunny, with a high near 83. East wind 1 to 5 mph.
Mostly clear, with a low around 53. Southeast wind 0 to 3 mph.
Sunny, with a high near 85. South wind 0 to 6 mph.
Partly cloudy, with a low around 59. South wind around 5 mph.
A chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 5 to 8 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 1 to 7 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Southwest wind 2 to 6 mph. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 31
|
Mostly Cloudy
|
79°F |
6 mph
SE
|
|
Sunday Night
May 31
|
Slight Chance Showers And Thunderstorms
|
58°F |
1 to 5 mph
E
|
|
Monday
Jun 1
|
Slight Chance Showers And Thunderstorms
|
79°F |
1 to 5 mph
E
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
54°F |
0 to 5 mph
E
|
|
Tuesday
Jun 2
|
Sunny
|
83°F |
1 to 5 mph
E
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
53°F |
0 to 3 mph
SE
|
|
Wednesday
Jun 3
|
Sunny
|
85°F |
0 to 6 mph
S
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
59°F |
5 mph
S
|
|
Thursday
Jun 4
|
Chance Showers And Thunderstorms
|
85°F |
5 to 8 mph
S
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
62°F |
3 to 7 mph
SW
|
|
Friday
Jun 5
|
Chance Showers And Thunderstorms
|
86°F |
3 to 7 mph
SW
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
62°F |
1 to 7 mph
SW
|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
86°F |
2 to 6 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harpers Ferry.