Delphos, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Delphos, a community in Ringgold County, Iowa.
Today
82°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 82, with temperatures falling to around 80 in the afternoon. Southwest wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Delphos
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 38% |
| Tonight | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 7 mph N | 59% |
| Sunday | 68°F | Chance Rain Showers then Chance Showers And Thunderstorms | 8 to 12 mph NNE | 50% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 10 mph NE | 54% |
| Monday | 60°F | Chance Showers And Thunderstorms | 12 mph NE | 54% |
| Monday Night | 52°F | Chance Rain Showers then Mostly Cloudy | 6 to 10 mph NE | 42% |
| Tuesday | 59°F | Partly Sunny | 9 mph NE | 7% |
| Tuesday Night | 46°F | Partly Cloudy | 3 to 7 mph ENE | 4% |
| Wednesday | 63°F | Mostly Sunny | 5 mph ENE | 2% |
| Wednesday Night | 51°F | Partly Cloudy | 3 mph E | 8% |
| Thursday | 66°F | Slight Chance Rain Showers | 5 mph ESE | 22% |
| Thursday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph ESE | 22% |
| Friday | 67°F | Slight Chance Rain Showers | 6 mph ESE | 22% |
| Friday Night | 56°F | Mostly Cloudy | 5 mph ESE | 13% |
Forecast source: National Weather Service (api.weather.gov) for Delphos (40.663, -94.340). Updated through the day.
Growing snapshot for Delphos
Last spring frost
Apr 25
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
5b
More local growing data for Delphos: nearby ZIP 50860 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mt Ayr, Ia (8.2 mi from Delphos). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.