Delhi, IA Weather & Growing Conditions
Overnight
63°F
Patchy Fog
Patchy fog and occasional showers and thunderstorms. Cloudy. Low around 63, with temperatures rising to around 65 overnight. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Patchy Fog | 5 to 10 mph E | 90% |
| Saturday | 78°F | Patchy Fog | 5 to 10 mph S | 84% |
| Saturday Night | 60°F | Showers And Thunderstorms | 5 to 10 mph NW | 77% |
| Sunday | 67°F | Chance Rain Showers | 10 to 15 mph NE | 41% |
| Sunday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 37% |
| Monday | 63°F | Chance Rain Showers | 15 mph NE | 37% |
| Monday Night | 48°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Tuesday | 62°F | Chance Rain Showers then Partly Sunny | 10 to 15 mph NE | 33% |
| Tuesday Night | 45°F | Mostly Clear | 5 to 10 mph NE | 5% |
| Wednesday | 66°F | Sunny | 5 to 10 mph NE | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Thursday | 67°F | Mostly Sunny | 5 mph NE | 8% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph E | 6% |
| Friday | 69°F | Mostly Sunny | 5 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Delhi, IA
Last spring frost
May 3
First fall frost
Oct 4
Growing season
154 days
Hardiness zone
5a
Explore more for Delhi, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Manchester #2, Ia (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.