Saginaw, MI Weather & Growing Conditions
This Afternoon
64°F
Slight Chance Rain Showers
A slight chance of rain showers after 5pm. Mostly cloudy, with a high near 64. East wind around 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Slight Chance Rain Showers | 8 mph E | 15% |
| Tonight | 57°F | Patchy Fog | 5 to 8 mph ENE | 69% |
| Sunday | 69°F | Chance Rain Showers then Mostly Cloudy | 7 to 15 mph NE | 31% |
| Sunday Night | 52°F | Mostly Cloudy | 9 to 16 mph NE | 2% |
| Monday | 63°F | Mostly Cloudy | 12 to 16 mph NE | 2% |
| Monday Night | 48°F | Mostly Cloudy | 9 to 16 mph NE | 2% |
| Tuesday | 63°F | Partly Sunny | 9 to 17 mph ENE | 2% |
| Tuesday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 12 to 17 mph ENE | 15% |
| Wednesday | 65°F | Chance Rain Showers | 14 mph ENE | 36% |
| Wednesday Night | 50°F | Chance Rain Showers | 7 to 14 mph ENE | 36% |
| Thursday | 67°F | Partly Sunny | 7 to 10 mph ENE | 9% |
| Thursday Night | 50°F | Mostly Cloudy | 3 to 10 mph ENE | 9% |
| Friday | 70°F | Mostly Sunny | 3 to 10 mph NE | 7% |
| Friday Night | 49°F | Partly Cloudy | 2 to 9 mph NNE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Saginaw, MI
Last spring frost
Apr 29
First fall frost
Oct 21
Growing season
175 days
Hardiness zone
6a
Explore more for Saginaw, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Saginaw #3, Mi (3.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.