Fredericksburg, IA Weather & Growing Conditions
This Afternoon
72°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Cloudy, with a high near 72. South wind around 8 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 |
|---|---|---|---|---|
| This Afternoon | 72°F | Chance Showers And Thunderstorms | 8 mph S | 52% |
| Tonight | 57°F | Showers And Thunderstorms Likely | 9 to 14 mph NE | 59% |
| Sunday | 66°F | Slight Chance Rain Showers then Cloudy | 14 to 17 mph NE | 21% |
| Sunday Night | 50°F | Cloudy then Chance Rain Showers | 15 mph NE | 34% |
| Monday | 61°F | Chance Rain Showers | 16 mph NE | 34% |
| Monday Night | 46°F | Chance Rain Showers | 9 to 13 mph NE | 32% |
| Tuesday | 60°F | Slight Chance Rain Showers then Mostly Sunny | 12 mph NE | 15% |
| Tuesday Night | 43°F | Mostly Clear | 7 mph E | 2% |
| Wednesday | 64°F | Sunny | 7 mph E | 1% |
| Wednesday Night | 48°F | Mostly Clear | 5 mph E | 3% |
| Thursday | 66°F | Mostly Sunny | 5 mph E | 13% |
| Thursday Night | 50°F | Partly Cloudy | 3 mph E | 4% |
| Friday | 68°F | Mostly Sunny | 6 mph E | 4% |
| Friday Night | 51°F | Partly Cloudy | 5 mph SE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fredericksburg, IA
Last spring frost
May 2
First fall frost
Oct 5
Growing season
155 days
Hardiness zone
5a
Explore more for Fredericksburg, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, New Hampton, Ia (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.