Fremont, IA Weather & Growing Conditions
Today
84°F
Chance Showers And Thunderstorms then Patchy Fog
A chance of showers and thunderstorms before 7am, then patchy fog and a chance of showers and thunderstorms between 7am and 4pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 84, with temperatures falling to around 81 in the afternoon. South southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Chance Showers And Thunderstorms then Patchy Fog | 6 to 9 mph SSW | 47% |
| Tonight | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 8 mph NNW | 71% |
| Sunday | 69°F | Rain Showers Likely then Chance Showers And Thunderstorms | 8 to 13 mph NNE | 68% |
| Sunday Night | 59°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 14 mph NE | 62% |
| Monday | 63°F | Rain Showers Likely | 14 mph NE | 62% |
| Monday Night | 53°F | Chance Rain Showers | 9 to 13 mph NE | 51% |
| Tuesday | 61°F | Chance Rain Showers then Partly Sunny | 12 mph NE | 38% |
| Tuesday Night | 48°F | Partly Cloudy | 5 to 8 mph NE | 3% |
| Wednesday | 65°F | Sunny | 6 mph NE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 5 mph ENE | 2% |
| Thursday | 67°F | Partly Sunny | 5 mph E | 8% |
| Thursday Night | 55°F | Partly Cloudy | 3 mph E | 5% |
| Friday | 70°F | Partly Sunny | 6 mph E | 5% |
| Friday Night | 56°F | Partly Cloudy | 5 mph E | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fremont, IA
Last spring frost
Apr 23
First fall frost
Oct 14
Growing season
172 days
Hardiness zone
5b
Explore more for Fremont, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Ottumwa Industrial Ap, Ia (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.