Andover, IA Weather & Growing Conditions
Today
55°F
Chance Rain Showers
A chance of rain showers before 5pm. Cloudy, with a high near 55. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 55°F | Chance Rain Showers | 15 mph SW | 38% |
| Tonight | 45°F | Slight Chance Rain Showers | 10 to 15 mph SW | 23% |
| Thursday | 55°F | Chance Rain Showers | 10 to 15 mph W | 53% |
| Thursday Night | 39°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph N | 19% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 5% |
| Friday Night | 31°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 52°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 33°F | Mostly Clear | 5 mph W | 2% |
| Sunday | 57°F | Sunny | 5 to 10 mph W | 3% |
| Sunday Night | 34°F | Clear | 0 to 5 mph W | 0% |
| Monday | 62°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 62°F | Sunny | 5 mph NW | 0% |
| Tuesday Night | 38°F | Partly Cloudy | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Andover, IA
Last spring frost
Apr 13
First fall frost
Oct 26
Growing season
195 days
Hardiness zone
5a
Explore more for Andover, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Fulton L&D #13, Il (9.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.