Dunlap, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dunlap, a city in Harrison County, Iowa.
Today
76°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. High near 76, with temperatures falling to around 74 in the afternoon. North northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Dunlap
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Chance Showers And Thunderstorms | 10 mph NNE | 50% |
| Tonight | 58°F | Patchy Smoke | 1 to 9 mph NNE | 77% |
| Wednesday | 73°F | Patchy Smoke | 2 to 6 mph ENE | 40% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 3 mph ESE | 2% |
| Thursday | 80°F | Sunny | 0 to 6 mph SE | 1% |
| Thursday Night | 61°F | Mostly Clear | 5 mph SSE | 2% |
| Friday | 85°F | Sunny | 2 to 9 mph S | 3% |
| Friday Night | 67°F | Mostly Clear | 3 to 7 mph S | 10% |
| Saturday | 90°F | Sunny | 3 to 13 mph S | 3% |
| Saturday Night | 70°F | Mostly Clear | 9 to 14 mph S | 13% |
| Sunday | 90°F | Mostly Sunny | 8 to 12 mph SSE | 10% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms | 13 mph SSE | 24% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 14 mph SSE | 23% |
| Monday Night | 71°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 8 to 14 mph ESE | 18% |
Forecast source: National Weather Service (api.weather.gov) for Dunlap (41.852, -95.602). Updated through the day.
Growing snapshot for Dunlap
Last spring frost
Apr 29
First fall frost
Oct 8
Growing season
162 days
Hardiness zone
5b
More local growing data for Dunlap: nearby ZIP 51529 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
California Junction
Little Sioux
Logan
Loveland
Magnolia
Missouri Valley
Modale
Mondamin
Persia
Pisgah
River Sioux
Woodbine
Climate data from the nearest NOAA station, Logan, Ia (17.1 mi from Dunlap). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.