New Richmond, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Richmond, a city in St. Croix County, Wisconsin.
Overnight
58°F
Chance Drizzle
A chance of drizzle. Cloudy, with a low around 58. East wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for New Richmond
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Chance Drizzle | 10 mph E | 46% |
| Saturday | 60°F | Chance Drizzle | 5 to 10 mph ENE | 41% |
| Saturday Night | 50°F | Mostly Cloudy | 0 to 5 mph NNE | 8% |
| Sunday | 67°F | Partly Sunny | 5 to 10 mph NE | 1% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 10 mph ENE | 1% |
| Monday | 65°F | Mostly Cloudy | 5 to 10 mph E | 1% |
| Monday Night | 40°F | Partly Cloudy | 0 to 5 mph E | 2% |
| Tuesday | 65°F | Sunny | 5 mph E | 2% |
| Tuesday Night | 40°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 67°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 45°F | Mostly Clear | 0 to 5 mph SE | 2% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph SE | 6% |
| Thursday Night | 48°F | Partly Cloudy | 0 mph | 4% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph SE | 4% |
Forecast source: National Weather Service (api.weather.gov) for New Richmond (45.125, -92.537). Updated through the day.
Growing snapshot for New Richmond
Last spring frost
May 6
First fall frost
Oct 2
Growing season
148 days
Hardiness zone
4b
More local growing data for New Richmond: nearby ZIP 54017 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Baldwin, Wi (12.5 mi from New Richmond). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.