Delphos, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Delphos, a community in Ringgold County, Iowa.
Overnight
44°F
Cloudy
Cloudy. Low around 44, with temperatures rising to around 46 overnight. West northwest wind around 14 mph, with gusts as high as 21 mph.
7-day forecast for Delphos
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Cloudy | 14 mph WNW | 12% |
| Wednesday | 51°F | Cloudy | 12 to 16 mph WNW | 13% |
| Wednesday Night | 42°F | Mostly Cloudy | 10 mph W | 8% |
| Thursday | 53°F | Chance Rain Showers then Mostly Cloudy | 8 to 12 mph NW | 26% |
| Thursday Night | 40°F | Mostly Cloudy | 8 mph N | 5% |
| Friday | 51°F | Partly Sunny | 3 to 7 mph N | 2% |
| Friday Night | 31°F | Partly Cloudy | 2 mph NNE | 0% |
| Saturday | 53°F | Mostly Sunny | 3 mph SSW | 0% |
| Saturday Night | 35°F | Mostly Clear | 2 mph WSW | 0% |
| Sunday | 59°F | Sunny | 5 mph W | 0% |
| Sunday Night | 37°F | Clear | 3 mph SW | 0% |
| Monday | 65°F | Sunny | 3 to 9 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 65°F | Sunny | 5 mph N | 0% |
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 Nov 4, 2026.