Allendale, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Allendale, a community in Ottawa County, Michigan.
Tonight
53°F
Showers And Thunderstorms
Rain showers likely before 5am, then showers and thunderstorms. Cloudy. Low around 53, with temperatures rising to around 55 overnight. East wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Allendale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Showers And Thunderstorms | 10 mph E | 81% |
| Saturday | 65°F | Showers And Thunderstorms | 12 mph ESE | 95% |
| Saturday Night | 57°F | Showers And Thunderstorms | 6 to 9 mph ENE | 81% |
| Sunday | 68°F | Chance Rain Showers | 8 to 13 mph NE | 53% |
| Sunday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 8 to 12 mph NE | 18% |
| Monday | 64°F | Mostly Cloudy | 12 to 15 mph ENE | 13% |
| Monday Night | 46°F | Mostly Cloudy | 9 to 15 mph ENE | 13% |
| Tuesday | 62°F | Partly Sunny | 12 to 15 mph ENE | 13% |
| Tuesday Night | 48°F | Slight Chance Rain Showers | 8 to 15 mph ENE | 18% |
| Wednesday | 64°F | Slight Chance Rain Showers then Partly Sunny | 10 mph ENE | 18% |
| Wednesday Night | 49°F | Mostly Cloudy | 5 to 10 mph NE | 9% |
| Thursday | 66°F | Partly Sunny | 5 to 8 mph NE | 2% |
| Thursday Night | 50°F | Mostly Cloudy | 2 to 7 mph NE | 3% |
| Friday | 69°F | Mostly Sunny | 2 to 7 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Allendale (42.982, -85.944). Updated through the day.
Growing snapshot for Allendale
Last spring frost
Apr 30
First fall frost
Oct 24
Growing season
175 days
Hardiness zone
6a
More local growing data for Allendale: nearby ZIP 49401 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grand Haven Wwtp, Mi (13.7 mi from Allendale). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.