Center Junction, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Center Junction, a community in Jones County, Iowa.
This Afternoon
68°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 68, with temperatures falling to around 65 in the afternoon. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
7-day forecast for Center Junction
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Showers And Thunderstorms | 15 mph S | 82% |
| Tonight | 50°F | Showers And Thunderstorms Likely | 10 to 15 mph S | 73% |
| Wednesday | 54°F | Chance Rain Showers | 15 mph SW | 43% |
| Wednesday Night | 44°F | Chance Rain Showers | 10 to 15 mph SW | 29% |
| Thursday | 52°F | Rain Showers Likely | 5 to 10 mph W | 61% |
| Thursday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph N | 21% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 7% |
| Friday Night | 33°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 35°F | Mostly Clear | 0 to 5 mph W | 5% |
| Sunday | 58°F | Sunny | 5 mph W | 11% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 2% |
| Monday | 61°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Center Junction (42.114, -91.090). Updated through the day.
Growing snapshot for Center Junction
Last spring frost
May 1
First fall frost
Oct 4
Growing season
154 days
Hardiness zone
5a
More local growing data for Center Junction: nearby ZIP 52212 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Anamosa 1 Wnw, Ia (10.4 mi from Center Junction). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.