Melcher-Dallas, IA Weather & Growing Conditions
This Afternoon
85°F
Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 4pm, then a slight chance of showers and thunderstorms. Partly sunny. High near 85, with temperatures falling to around 83 in the afternoon. West southwest wind around 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 85°F | Slight Chance Showers And Thunderstorms | 8 mph WSW | 21% |
| Tonight | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 7 mph NNW | 79% |
| Sunday | 66°F | Chance Showers And Thunderstorms then Chance Drizzle | 7 to 12 mph NNE | 45% |
| Sunday Night | 57°F | Rain Showers Likely | 12 mph NE | 61% |
| Monday | 59°F | Rain Showers | 12 mph NE | 81% |
| Monday Night | 53°F | Rain Showers | 10 mph NE | 77% |
| Tuesday | 59°F | Slight Chance Rain Showers | 8 mph NE | 16% |
| Tuesday Night | 48°F | Mostly Cloudy | 3 to 7 mph NE | 4% |
| Wednesday | 62°F | Mostly Sunny | 6 mph NE | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 3 mph E | 3% |
| Thursday | 65°F | Slight Chance Rain Showers | 3 mph SE | 18% |
| Thursday Night | 57°F | Chance Rain Showers | 2 mph ESE | 25% |
| Friday | 68°F | Chance Rain Showers | 1 to 5 mph E | 25% |
| Friday Night | 59°F | Mostly Cloudy | 3 mph E | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Melcher-Dallas, IA
Last spring frost
Apr 20
First fall frost
Oct 19
Growing season
180 days
Hardiness zone
5b
Explore more for Melcher-Dallas, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Knoxville, Ia (10.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.