Melbourne, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Melbourne, a city in Marshall County, Iowa.
Tonight
68°F
Patchy Fog
A slight chance of showers and thunderstorms before 11pm, then patchy fog and a chance of showers and thunderstorms between 11pm and 2am, then patchy fog and showers and thunderstorms likely. Mostly cloudy, with a low around 68. Southeast wind 7 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Melbourne
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Patchy Fog | 7 to 12 mph SE | 63% |
| Saturday | 80°F | Patchy Fog | 8 mph SW | 50% |
| Saturday Night | 61°F | Chance Showers And Thunderstorms | 9 mph N | 40% |
| Sunday | 66°F | Chance Showers And Thunderstorms | 9 to 14 mph NNE | 54% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 13 mph ENE | 51% |
| Monday | 61°F | Rain Showers Likely | 13 mph ENE | 62% |
| Monday Night | 51°F | Rain Showers Likely | 7 to 12 mph NE | 62% |
| Tuesday | 60°F | Slight Chance Rain Showers then Partly Sunny | 8 mph NE | 23% |
| Tuesday Night | 47°F | Partly Cloudy | 3 to 7 mph ENE | 3% |
| Wednesday | 64°F | Sunny | 5 mph ENE | 1% |
| Wednesday Night | 51°F | Partly Cloudy | 2 mph E | 3% |
| Thursday | 67°F | Partly Sunny | 3 mph ESE | 13% |
| Thursday Night | 54°F | Partly Cloudy | 2 mph ESE | 9% |
| Friday | 67°F | Mostly Sunny | 5 mph E | 10% |
Forecast source: National Weather Service (api.weather.gov) for Melbourne (41.942, -93.102). Updated through the day.
Growing snapshot for Melbourne
Last spring frost
Apr 28
First fall frost
Oct 7
Growing season
162 days
Hardiness zone
5b
More local growing data for Melbourne: nearby ZIP 50162 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Albion
Clemons
Ferguson
Gilman
Green Mountain
Haverhill
Laurel
Le Grand
Liscomb
Marshalltown
Rhodes
St. Anthony
State Center
Climate data from the nearest NOAA station, Marshalltown, Ia (11.8 mi from Melbourne). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.