Bristol, WI Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 5 to 10 mph SW | 3% |
| Tonight | 67°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph SW | 74% |
| Wednesday | 75°F | Showers And Thunderstorms Likely | 5 mph SW | 74% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 0 to 5 mph W | 66% |
| Thursday | 77°F | Chance Rain Showers then Partly Sunny | 0 to 5 mph N | 42% |
| Thursday Night | 58°F | Partly Cloudy | 0 to 5 mph S | 12% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Friday Night | 62°F | Mostly Clear | 0 to 5 mph S | 7% |
| Saturday | 84°F | Sunny | 5 to 10 mph SW | 10% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 24% |
| Sunday | 85°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 24% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
| Monday | 83°F | Chance Rain Showers | 5 to 10 mph S | 46% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 48% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bristol, WI
Last spring frost
Apr 30
First fall frost
Oct 15
Growing season
167 days
Hardiness zone
5b
Explore more for Bristol, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Paddock Lake, Wi (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.