Nashua, IA Weather & Growing Conditions
Today
50°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 50, with temperatures falling to around 48 in the afternoon. West wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 50°F | Chance Rain Showers | 17 mph W | 28% |
| Tonight | 43°F | Rain Showers Likely | 15 mph W | 77% |
| Thursday | 49°F | Chance Rain Showers | 14 to 17 mph NW | 37% |
| Thursday Night | 36°F | Mostly Cloudy | 9 to 15 mph N | 11% |
| Friday | 47°F | Mostly Sunny | 8 to 13 mph N | 0% |
| Friday Night | 28°F | Mostly Clear | 5 to 8 mph N | 0% |
| Saturday | 50°F | Mostly Sunny | 6 to 9 mph W | 0% |
| Saturday Night | 34°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 56°F | Sunny | 6 mph W | 0% |
| Sunday Night | 35°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 61°F | Sunny | 5 to 12 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 3 to 7 mph W | 0% |
| Tuesday | 59°F | Mostly Sunny | 6 mph NW | 1% |
| Tuesday Night | 40°F | Partly Cloudy | 3 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Nashua, IA
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
157 days
Hardiness zone
5a
Explore more for Nashua, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Charles City, Ia (10.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.