West Branch, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Branch, a city in Ogemaw County, Michigan.
Tonight
44°F
Isolated Rain Showers
Isolated rain showers after 8pm. Mostly cloudy. Low around 44, with temperatures rising to around 46 overnight. East wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for West Branch
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 44°F | Isolated Rain Showers | 0 to 5 mph E | 23% |
| Saturday | 64°F | Scattered Rain Showers | 5 mph E | 46% |
| Saturday Night | 50°F | Scattered Rain Showers | 5 mph NE | 48% |
| Sunday | 67°F | Scattered Rain Showers then Partly Sunny | 5 to 10 mph NE | 38% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 10 mph NE | 4% |
| Monday | 59°F | Mostly Cloudy | 10 mph NE | 1% |
| Monday Night | 42°F | Mostly Cloudy | 5 to 10 mph NE | 2% |
| Tuesday | 61°F | Partly Sunny | 10 to 15 mph NE | 7% |
| Tuesday Night | 43°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 10 mph NE | 21% |
| Wednesday | 63°F | Chance Rain Showers | 5 to 10 mph NE | 30% |
| Wednesday Night | 45°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 28% |
| Thursday | 66°F | Partly Sunny | 5 to 10 mph NE | 8% |
| Thursday Night | 45°F | Partly Cloudy | 5 mph NE | 8% |
| Friday | 70°F | Mostly Sunny | 5 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov) for West Branch (44.274, -84.237). Updated through the day.
Growing snapshot for West Branch
Last spring frost
May 15
First fall frost
Oct 4
Growing season
143 days
Hardiness zone
5a
More local growing data for West Branch: nearby ZIP 48661 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, W Branch 3Se, Mi (4.8 mi from West Branch). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.