Northboro, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Northboro, a city in Page County, Iowa.
Tonight
43°F
Cloudy
Cloudy. Low around 43, with temperatures rising to around 45 overnight. Northwest wind around 16 mph, with gusts as high as 24 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Northboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Cloudy | 16 mph NW | 8% |
| Wednesday | 53°F | Mostly Cloudy | 10 to 16 mph WNW | 12% |
| Wednesday Night | 40°F | Mostly Cloudy then Slight Chance Rain Showers | 9 mph W | 15% |
| Thursday | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 8 to 13 mph NW | 15% |
| Thursday Night | 39°F | Mostly Cloudy | 7 mph NNW | 3% |
| Friday | 53°F | Partly Sunny | 2 to 6 mph N | 2% |
| Friday Night | 33°F | Partly Cloudy | 1 mph NE | 0% |
| Saturday | 55°F | Mostly Sunny | 3 mph SSW | 0% |
| Saturday Night | 36°F | Mostly Clear | 2 mph WSW | 0% |
| Sunday | 61°F | Sunny | 3 mph WSW | 0% |
| Sunday Night | 39°F | Mostly Clear | 1 to 5 mph SSW | 0% |
| Monday | 67°F | Sunny | 5 to 9 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 67°F | Sunny | 5 mph NNE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Northboro (40.607, -95.292). Updated through the day.
Growing snapshot for Northboro
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
179 days
Hardiness zone
5b
More local growing data for Northboro: nearby ZIP 51647 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Shenandoah, Ia (11.5 mi from Northboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.