Fredericksburg, IA Weather & Growing Conditions
This Afternoon
72°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy. High near 72, with temperatures falling to around 69 in the afternoon. East wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Chance Showers And Thunderstorms | 8 mph E | 29% |
| Tonight | 57°F | Chance Showers And Thunderstorms | 9 to 14 mph NE | 34% |
| Sunday | 66°F | Slight Chance Rain Showers then Cloudy | 14 to 17 mph NE | 18% |
| Sunday Night | 50°F | Cloudy then Chance Rain Showers | 13 to 16 mph NE | 34% |
| Monday | 59°F | Rain Showers Likely | 13 to 16 mph NE | 62% |
| Monday Night | 46°F | Rain Showers Likely | 13 mph NE | 62% |
| Tuesday | 59°F | Chance Rain Showers then Partly Sunny | 12 mph NE | 33% |
| Tuesday Night | 44°F | Partly Cloudy | 7 mph NE | 2% |
| Wednesday | 63°F | Mostly Sunny | 7 mph E | 0% |
| Wednesday Night | 48°F | Partly Cloudy | 5 mph E | 4% |
| Thursday | 65°F | Partly Sunny | 5 mph SE | 14% |
| Thursday Night | 53°F | Slight Chance Rain Showers | 3 mph E | 17% |
| Friday | 69°F | Partly Sunny | 5 mph E | 11% |
| Friday Night | 54°F | Mostly Cloudy | 3 mph E | 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 20, 2026.