Algoma, WI Weather & Growing Conditions
Today
84°F
Partly Sunny then Chance Showers And Thunderstorms
A slight chance of rain showers between 3pm and 4pm, then a chance of showers and thunderstorms. Partly sunny. High near 84, with temperatures falling to around 80 in the afternoon. Heat index values as high as 86. South southwest wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 14 mph SSW | 39% |
| Tonight | 61°F | Chance Showers And Thunderstorms | 3 to 9 mph W | 58% |
| Wednesday | 77°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 mph NE | 33% |
| Wednesday Night | 57°F | Mostly Cloudy | 1 to 6 mph SSE | 1% |
| Thursday | 80°F | Mostly Sunny | 1 to 9 mph SSW | 0% |
| Thursday Night | 59°F | Mostly Clear | 3 to 8 mph SSW | 0% |
| Friday | 82°F | Sunny | 3 to 14 mph SSW | 2% |
| Friday Night | 64°F | Mostly Clear | 7 to 12 mph SSW | 11% |
| Saturday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 to 12 mph SW | 18% |
| Saturday Night | 65°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 to 10 mph SSW | 44% |
| Sunday | 84°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 7 to 10 mph SW | 44% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 5 to 9 mph WSW | 45% |
| Monday | 80°F | Chance Showers And Thunderstorms | 8 mph SW | 31% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 7 mph NE | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Algoma, WI
Last spring frost
May 6
First fall frost
Oct 17
Growing season
163 days
Hardiness zone
5b
Explore more for Algoma, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Forestville-4E, Wi (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.