Northboro, IA Weather & Growing Conditions
Today
86°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms. Partly sunny. High near 86, with temperatures falling to around 84 in the afternoon. East northeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Slight Chance Showers And Thunderstorms | 6 mph ENE | 40% |
| Tonight | 65°F | Chance Showers And Thunderstorms | 8 to 12 mph NNE | 74% |
| Wednesday | 75°F | Chance Showers And Thunderstorms | 9 mph NE | 78% |
| Wednesday Night | 61°F | Chance Showers And Thunderstorms | 2 to 9 mph NE | 33% |
| Thursday | 82°F | Mostly Sunny | 3 mph E | 5% |
| Thursday Night | 64°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 3 mph SE | 22% |
| Friday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 3 to 7 mph S | 22% |
| Friday Night | 69°F | Mostly Clear | 5 mph SSE | 5% |
| Saturday | 91°F | Sunny | 5 to 12 mph S | 2% |
| Saturday Night | 73°F | Mostly Clear | 14 mph S | 7% |
| Sunday | 93°F | Mostly Sunny | 13 mph S | 7% |
| Sunday Night | 74°F | Partly Cloudy | 15 mph S | 9% |
| Monday | 93°F | Mostly Sunny | 12 to 16 mph S | 6% |
| Monday Night | 75°F | Partly Cloudy | 12 to 16 mph SSE | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Northboro, IA
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
179 days
Hardiness zone
5b
Explore more for Northboro, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Shenandoah, Ia (11.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.