Otho, IA Weather & Growing Conditions
Overnight
44°F
Chance Rain Showers
A chance of rain showers. Cloudy, with a low around 44. Northwest wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Chance Rain Showers | 14 mph NW | 54% |
| Wednesday | 50°F | Chance Rain Showers | 15 mph W | 38% |
| Wednesday Night | 41°F | Chance Rain Showers | 12 mph WNW | 47% |
| Thursday | 51°F | Chance Rain Showers then Cloudy | 9 to 13 mph NW | 45% |
| Thursday Night | 37°F | Mostly Cloudy | 5 to 8 mph N | 3% |
| Friday | 49°F | Mostly Sunny | 5 mph N | 3% |
| Friday Night | 29°F | Partly Cloudy | 1 mph N | 0% |
| Saturday | 52°F | Mostly Sunny | 3 mph SSW | 0% |
| Saturday Night | 35°F | Mostly Clear | 3 mph WSW | 1% |
| Sunday | 58°F | Sunny | 5 mph W | 0% |
| Sunday Night | 37°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 64°F | Sunny | 5 to 8 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 62°F | Mostly Sunny | 3 mph NNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Otho, IA
Last spring frost
Apr 28
First fall frost
Oct 8
Growing season
162 days
Hardiness zone
5a
Explore more for Otho, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Ft Dodge 5Nnw, Ia (12.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.