Fredericksburg, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fredericksburg, a city in Chickasaw County, Iowa.
Today
72°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. High near 72, with temperatures falling to around 70 in the afternoon. Southwest wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Fredericksburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Showers And Thunderstorms | 3 to 8 mph SW | 80% |
| Tonight | 57°F | Showers And Thunderstorms Likely | 9 to 15 mph N | 56% |
| Sunday | 64°F | Slight Chance Rain Showers then Cloudy | 18 mph NE | 22% |
| Sunday Night | 51°F | Mostly Cloudy then Chance Rain Showers | 16 mph NE | 28% |
| Monday | 61°F | Chance Rain Showers | 14 to 17 mph NE | 31% |
| Monday Night | 46°F | Chance Rain Showers | 9 to 13 mph NE | 31% |
| Tuesday | 60°F | Slight Chance Rain Showers then Mostly Sunny | 12 mph NE | 15% |
| Tuesday Night | 43°F | Mostly Clear | 7 mph NE | 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 | 11% |
| 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) for Fredericksburg (42.965, -92.196). Updated through the day.
Growing snapshot for Fredericksburg
Last spring frost
May 2
First fall frost
Oct 5
Growing season
155 days
Hardiness zone
5a
More local growing data for Fredericksburg: nearby ZIP 50630 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, New Hampton, Ia (7.8 mi from Fredericksburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.