Howell, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Howell, a city in Livingston County, Michigan.
This Afternoon
73°F
Mostly Sunny
Mostly sunny, with a high near 73. South wind 12 to 15 mph, with gusts as high as 26 mph.
7-day forecast for Howell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Mostly Sunny | 12 to 15 mph S | 4% |
| Tonight | 61°F | Mostly Cloudy | 12 mph S | 7% |
| Wednesday | 67°F | Light Rain | 15 mph S | 97% |
| Wednesday Night | 50°F | Light Rain Likely | 7 to 12 mph SSW | 62% |
| Thursday | 60°F | Partly Sunny | 7 to 13 mph SW | 8% |
| Thursday Night | 45°F | Mostly Cloudy then Slight Chance Light Rain | 2 to 7 mph W | 18% |
| Friday | 55°F | Chance Light Rain | 2 to 7 mph NNW | 38% |
| Friday Night | 39°F | Chance Light Rain | 7 mph N | 38% |
| Saturday | 52°F | Slight Chance Light Rain then Partly Sunny | 8 mph NNW | 19% |
| Saturday Night | 35°F | Partly Cloudy | 5 mph WNW | 7% |
| Sunday | 54°F | Slight Chance Light Rain | 3 to 8 mph WSW | 18% |
| Sunday Night | 35°F | Slight Chance Light Rain | 6 mph W | 18% |
| Monday | 54°F | Slight Chance Light Rain then Mostly Sunny | 5 to 9 mph W | 15% |
| Monday Night | 37°F | Partly Cloudy | 8 mph WSW | 11% |
Forecast source: National Weather Service (api.weather.gov) for Howell (42.608, -83.934). Updated through the day.
Growing snapshot for Howell
Last spring frost
May 4
First fall frost
Oct 7
Growing season
156 days
Hardiness zone
6a
More local growing data for Howell: nearby ZIP 48843 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Howell Wwtp, Mi (1.3 mi from Howell). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.