Fulton, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fulton, a community in Rock County, Wisconsin.
This Afternoon
69°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 69. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Fulton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Showers And Thunderstorms Likely | 5 mph SE | 68% |
| Tonight | 61°F | Showers And Thunderstorms | 5 to 10 mph NE | 77% |
| Sunday | 65°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 43% |
| Sunday Night | 52°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 24% |
| Monday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 36% |
| Monday Night | 48°F | Chance Rain Showers | 10 to 15 mph NE | 47% |
| Tuesday | 61°F | Chance Rain Showers | 10 to 15 mph NE | 47% |
| Tuesday Night | 46°F | Partly Cloudy | 5 to 10 mph NE | 9% |
| Wednesday | 65°F | Mostly Sunny | 5 to 15 mph NE | 3% |
| Wednesday Night | 48°F | Partly Cloudy | 0 to 10 mph NE | 1% |
| Thursday | 67°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Thursday Night | 49°F | Partly Cloudy | 0 to 5 mph NE | 4% |
| Friday | 71°F | Partly Sunny | 0 to 10 mph NE | 3% |
| Friday Night | 49°F | Partly Cloudy | 0 to 5 mph E | 3% |
Forecast source: National Weather Service (api.weather.gov) for Fulton (42.805, -89.126). Updated through the day.
Growing snapshot for Fulton
Last spring frost
Apr 30
First fall frost
Oct 11
Growing season
163 days
Hardiness zone
5b
More local growing data for Fulton: nearby ZIP 53534 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Brodhead
Clinton
Edgerton
Evansville
Footville
Hanover
Janesville
Lake Koshkonong
Milton
Orfordville
Shopiere
Climate data from the nearest NOAA station, Stoughton, Wi (7 mi from Fulton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.