Graf, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Graf, a city in Dubuque County, Iowa.
Today
82°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Partly sunny. High near 82, with temperatures falling to around 80 in the afternoon. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
7-day forecast for Graf
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph W | 38% |
| Tonight | 64°F | Showers And Thunderstorms Likely | 5 mph NW | 78% |
| Wednesday | 75°F | Showers And Thunderstorms Likely | 5 mph N | 61% |
| Wednesday Night | 58°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 30% |
| Thursday | 79°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph NE | 19% |
| Thursday Night | 60°F | Mostly Clear | 0 mph | 1% |
| Friday | 82°F | Sunny | 0 to 5 mph S | 3% |
| Friday Night | 65°F | Mostly Clear | 5 mph S | 8% |
| Saturday | 85°F | Mostly Sunny | 5 to 10 mph SW | 8% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 10 mph S | 27% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 10 to 15 mph S | 27% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 43% |
| Monday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 43% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 10 mph NE | 38% |
Forecast source: National Weather Service (api.weather.gov) for Graf (42.494, -90.873). Updated through the day.
Growing snapshot for Graf
Last spring frost
Apr 19
First fall frost
Oct 21
Growing season
184 days
Hardiness zone
5a
More local growing data for Graf: nearby ZIP 52039 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Asbury
Balltown
Bankston
Bernard
Centralia
Dubuque
Durango
Epworth
Farley
Holy Cross
Luxemburg
New Vienna
Peosta
Rickardsville
Sageville
Sherrill
Worthington
Climate data from the nearest NOAA station, Dubuque L&D 11, Ia (10.8 mi from Graf). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.