Algoma, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Algoma, a city in Kewaunee County, Wisconsin.
Overnight
56°F
Chance Rain Showers
A chance of rain showers. Cloudy, with a low around 56. Southeast wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Algoma
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Chance Rain Showers | 9 mph SE | 49% |
| Saturday | 62°F | Rain Showers Likely | 13 mph ESE | 68% |
| Saturday Night | 54°F | Rain Showers Likely | 12 mph ENE | 60% |
| Sunday | 64°F | Mostly Sunny | 13 to 17 mph NNE | 7% |
| Sunday Night | 50°F | Mostly Cloudy | 12 to 17 mph NE | 0% |
| Monday | 59°F | Mostly Cloudy | 12 to 16 mph ENE | 0% |
| Monday Night | 49°F | Mostly Cloudy | 10 to 15 mph ENE | 0% |
| Tuesday | 61°F | Mostly Sunny | 10 to 15 mph ENE | 0% |
| Tuesday Night | 50°F | Partly Cloudy | 9 to 15 mph ENE | 2% |
| Wednesday | 61°F | Mostly Sunny | 9 to 14 mph ENE | 4% |
| Wednesday Night | 51°F | Partly Cloudy | 6 to 12 mph ENE | 2% |
| Thursday | 63°F | Mostly Sunny | 6 to 9 mph NE | 1% |
| Thursday Night | 51°F | Partly Cloudy | 7 mph NE | 2% |
| Friday | 66°F | Mostly Sunny | 5 to 8 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Algoma (44.606, -87.448). Updated through the day.
Growing snapshot for Algoma
Last spring frost
May 6
First fall frost
Oct 17
Growing season
163 days
Hardiness zone
5b
More local growing data for Algoma: nearby ZIP 54201 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Forestville-4E, Wi (6.7 mi from Algoma). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.