Magnolia, IA Weather & Growing Conditions
Today
75°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then a chance of showers and thunderstorms. Partly sunny. High near 75, with temperatures falling to around 73 in the afternoon. North wind around 12 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Chance Showers And Thunderstorms | 12 mph N | 59% |
| Tonight | 59°F | Patchy Smoke | 5 to 12 mph NE | 72% |
| Wednesday | 72°F | Patchy Smoke | 6 mph ENE | 47% |
| Wednesday Night | 55°F | Partly Cloudy | 1 to 5 mph ESE | 2% |
| Thursday | 79°F | Sunny | 1 to 6 mph SE | 1% |
| Thursday Night | 63°F | Mostly Clear | 6 mph SSE | 4% |
| Friday | 84°F | Sunny | 5 to 9 mph S | 4% |
| Friday Night | 68°F | Mostly Clear | 8 mph SSE | 7% |
| Saturday | 89°F | Sunny | 5 to 14 mph S | 2% |
| Saturday Night | 71°F | Mostly Clear | 10 to 15 mph S | 10% |
| Sunday | 90°F | Mostly Sunny | 9 to 13 mph SSE | 7% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms | 14 mph SSE | 21% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 14 mph SSE | 19% |
| Monday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 14 mph SE | 20% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Magnolia, IA
Last spring frost
Apr 29
First fall frost
Oct 8
Growing season
162 days
Hardiness zone
5b
Explore more for Magnolia, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Logan, Ia (5.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.