Newark, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newark, a village in Knox County, Missouri.
This Afternoon
69°F
Light Rain Likely
Rain likely and a slight chance of thunderstorms. Mostly cloudy. High near 69, with temperatures falling to around 64 in the afternoon. South wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
7-day forecast for Newark
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Light Rain Likely | 15 mph S | 62% |
| Tonight | 49°F | Cloudy then Chance Rain Showers | 8 to 12 mph SW | 12% |
| Wednesday | 56°F | Chance Rain Showers then Cloudy | 12 to 15 mph W | 12% |
| Wednesday Night | 42°F | Partly Cloudy | 9 mph SW | 1% |
| Thursday | 57°F | Partly Sunny | 7 to 10 mph W | 11% |
| Thursday Night | 41°F | Mostly Cloudy then Slight Chance T-storms | 7 mph NW | 16% |
| Friday | 54°F | Partly Sunny | 8 mph N | 2% |
| Friday Night | 35°F | Mostly Cloudy | 1 to 5 mph N | 1% |
| Saturday | 55°F | Partly Sunny | 1 to 5 mph W | 1% |
| Saturday Night | 35°F | Mostly Clear | 3 mph W | 5% |
| Sunday | 61°F | Sunny | 3 to 7 mph W | 10% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 2% |
| Monday | 65°F | Sunny | 5 to 9 mph SW | 2% |
| Monday Night | 41°F | Mostly Clear | 6 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Newark (39.994, -91.974). Updated through the day.
Growing snapshot for Newark
Last spring frost
Apr 17
First fall frost
Oct 19
Growing season
184 days
Hardiness zone
6a
More local growing data for Newark: nearby ZIP 63458 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Steffenville, Mo (7.2 mi from Newark). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.