Maynard, IA Weather & Growing Conditions
Overnight
49°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. Low around 49, with temperatures rising to around 53 overnight. Southwest wind around 12 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 |
|---|---|---|---|---|
| Overnight | 49°F | Chance Rain Showers | 12 mph SW | 33% |
| Wednesday | 52°F | Rain Showers Likely | 13 to 18 mph W | 57% |
| Wednesday Night | 44°F | Rain Showers Likely | 14 to 17 mph W | 57% |
| Thursday | 51°F | Rain Showers Likely | 15 mph NW | 56% |
| Thursday Night | 37°F | Slight Chance Rain Showers then Mostly Cloudy | 9 to 13 mph N | 15% |
| Friday | 46°F | Mostly Sunny | 5 to 10 mph N | 2% |
| Friday Night | 28°F | Mostly Clear | 3 mph N | 0% |
| Saturday | 49°F | Sunny | 1 to 6 mph W | 1% |
| Saturday Night | 34°F | Mostly Clear | 3 to 7 mph W | 1% |
| Sunday | 55°F | Sunny | 6 to 9 mph W | 3% |
| Sunday Night | 36°F | Clear | 6 mph SW | 0% |
| Monday | 59°F | Sunny | 6 to 12 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 to 8 mph W | 0% |
| Tuesday | 58°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Maynard, IA
Last spring frost
Apr 27
First fall frost
Oct 13
Growing season
169 days
Hardiness zone
5a
Explore more for Maynard, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Oelwein 1E, Ia (6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.