Welton, IA Weather & Growing Conditions
Overnight
52°F
Mostly Cloudy
Mostly cloudy. Low around 52, with temperatures rising to around 55 overnight. South wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Cloudy | 5 to 10 mph S | 10% |
| Wednesday | 56°F | Chance Rain Showers | 10 mph SW | 35% |
| Wednesday Night | 46°F | Slight Chance Rain Showers | 10 mph SW | 22% |
| Thursday | 55°F | Chance Rain Showers | 5 to 10 mph W | 52% |
| Thursday Night | 41°F | Mostly Cloudy | 5 mph N | 12% |
| Friday | 50°F | Partly Sunny | 5 mph N | 4% |
| Friday Night | 31°F | Mostly Clear | 0 to 5 mph N | 1% |
| Saturday | 52°F | Sunny | 0 to 5 mph NW | 1% |
| Saturday Night | 34°F | Mostly Clear | 0 mph | 2% |
| Sunday | 57°F | Sunny | 0 to 5 mph W | 2% |
| Sunday Night | 35°F | Clear | 0 to 5 mph W | 0% |
| Monday | 62°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 0 to 5 mph W | 0% |
| Tuesday | 63°F | Sunny | 0 to 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Welton, IA
Last spring frost
Apr 25
First fall frost
Oct 14
Growing season
171 days
Hardiness zone
5b
Explore more for Welton, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Maquoketa, Ia (12.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.