Bristol, WI Weather & Growing Conditions
Tonight
59°F
Light Rain
Rain. Cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Light Rain | 10 to 15 mph S | 85% |
| Wednesday | 62°F | Chance Light Rain then Cloudy | 10 to 15 mph SW | 40% |
| Wednesday Night | 47°F | Cloudy | 15 mph SW | 8% |
| Thursday | 54°F | Cloudy then Chance Light Rain | 10 to 15 mph W | 45% |
| Thursday Night | 40°F | Light Rain Likely | 5 to 10 mph NW | 60% |
| Friday | 51°F | Chance Light Rain | 10 to 15 mph N | 25% |
| Friday Night | 34°F | Mostly Cloudy | 5 to 10 mph NW | 9% |
| Saturday | 52°F | Mostly Sunny | 5 mph W | 6% |
| Saturday Night | 33°F | Partly Cloudy | 0 to 5 mph W | 7% |
| Sunday | 57°F | Mostly Sunny then Slight Chance Light Rain | 5 to 10 mph W | 17% |
| Sunday Night | 34°F | Mostly Clear | 5 mph W | 7% |
| Monday | 59°F | Mostly Sunny | 5 to 10 mph W | 3% |
| Monday Night | 39°F | Mostly Clear | 5 to 10 mph W | 3% |
| Tuesday | 60°F | Mostly Sunny | 5 to 10 mph NW | 1% |
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 Nov 4, 2026.