Williams, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Williams, a city in Coconino County, Arizona.
Tonight
33°F
Mostly Clear
Mostly clear, with a low around 33. South wind 7 to 10 mph.
7-day forecast for Williams
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 33°F | Mostly Clear | 7 to 10 mph S | 0% |
| Wednesday | 52°F | Sunny | 6 to 10 mph W | 0% |
| Wednesday Night | 29°F | Clear | 7 mph SE | 0% |
| Thursday | 55°F | Sunny | 7 mph S | 0% |
| Thursday Night | 31°F | Partly Cloudy | 6 mph SE | 0% |
| Friday | 56°F | Sunny | 6 mph NE | 0% |
| Friday Night | 33°F | Mostly Clear | 7 to 10 mph NE | 0% |
| Saturday | 58°F | Sunny | 3 to 10 mph E | 0% |
| Saturday Night | 34°F | Clear | 5 to 8 mph E | 0% |
| Sunday | 60°F | Sunny | 1 to 8 mph SE | 2% |
| Sunday Night | 37°F | Partly Cloudy | 1 to 5 mph E | 2% |
| Monday | 59°F | Mostly Sunny | 5 mph S | 12% |
| Monday Night | 38°F | Partly Cloudy | 2 mph SE | 5% |
| Tuesday | 57°F | Mostly Sunny | 5 mph SW | 9% |
Forecast source: National Weather Service (api.weather.gov) for Williams (35.247, -112.183). Updated through the day.
Growing snapshot for Williams
Last spring frost
May 22
First fall frost
Oct 5
Growing season
135 days
Hardiness zone
7a
More local growing data for Williams: nearby ZIP 86046 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Williams, Az (13.5 mi from Williams). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.