Harlan, IA Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Harlan, IA in one place.
Partly cloudy. Low around 59, with temperatures rising to around 62 overnight. East wind around 7 mph.
Local Weather Overview
This forecast page for Harlan, 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: Jun 2, 2026 2:30 AM CDT.
The active forecast window currently covers Jun 2 to Jun 8, 2026 for Harlan, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 2 to Jun 8, 2026
- Latest sync
- Jun 2, 2026 2:30 AM CDT
- Forecast office
- OAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Harlan
Saturday looks like the warmest upcoming period in Harlan at 86 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Wednesday at about 8 to 15 mph SSE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 2, 2026 2:30 AM 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 sunny, with a high near 80. East southeast wind 7 to 13 mph, with gusts as high as 18 mph.
Partly cloudy. Low around 56, with temperatures rising to around 60 overnight. Southeast wind 7 to 12 mph, with gusts as high as 17 mph.
Partly sunny, with a high near 80. South southeast wind 8 to 15 mph, with gusts as high as 22 mph.
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60. South wind 9 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 83. South wind 8 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 62. South wind 6 to 10 mph, with gusts as high as 17 mph.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. South southwest wind 3 to 9 mph, with gusts as high as 16 mph.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. South southwest wind 2 to 8 mph.
A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southeast wind 3 to 8 mph.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. Southeast wind 3 to 12 mph, with gusts as high as 18 mph.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind 3 to 10 mph, with gusts as high as 16 mph.
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 85. Southeast wind 3 to 8 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jun 2
|
Partly Cloudy
|
59°F |
7 mph
E
|
|
Tuesday
Jun 2
|
Partly Sunny
|
80°F |
7 to 13 mph
ESE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
56°F |
7 to 12 mph
SE
|
|
Wednesday
Jun 3
|
Partly Sunny
|
80°F |
8 to 15 mph
SSE
|
|
Wednesday Night
Jun 3
|
Mostly Cloudy then Slight Chance Showers And Thunderstorms
|
60°F |
9 to 15 mph
S
|
|
Thursday
Jun 4
|
Slight Chance Showers And Thunderstorms
|
83°F |
8 to 12 mph
S
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
62°F |
6 to 10 mph
S
|
|
Friday
Jun 5
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
84°F |
6 to 10 mph
SSW
|
|
Friday Night
Jun 5
|
Showers And Thunderstorms Likely
|
63°F |
3 to 9 mph
SSW
|
|
Saturday
Jun 6
|
Slight Chance Showers And Thunderstorms
|
86°F |
2 to 8 mph
SSW
|
|
Saturday Night
Jun 6
|
Slight Chance Showers And Thunderstorms
|
63°F |
3 to 8 mph
SE
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
85°F |
3 to 12 mph
SE
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
64°F |
3 to 10 mph
SE
|
|
Monday
Jun 8
|
Chance Showers And Thunderstorms
|
85°F |
3 to 8 mph
SE
|
Nearby Forecasts
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Nearby forecast pages are not available for this location yet.
