Diamond, MO Weather & Growing Conditions
Overnight
73°F
Mostly Clear
Mostly clear. Low around 73, with temperatures rising to around 75 overnight. South wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Mostly Clear | 8 mph S | 0% |
| Saturday | 97°F | Sunny | 8 to 15 mph SW | 0% |
| Saturday Night | 72°F | Partly Cloudy then Slight Chance Rain Showers | 7 to 12 mph SW | 16% |
| Sunday | 92°F | Chance Rain Showers | 6 to 10 mph SW | 35% |
| Sunday Night | 66°F | Showers And Thunderstorms Likely | 6 mph NE | 72% |
| Monday | 82°F | Showers And Thunderstorms Likely | 2 to 12 mph N | 62% |
| Monday Night | 60°F | Chance Rain Showers then Partly Cloudy | 7 to 13 mph N | 26% |
| Tuesday | 77°F | Partly Sunny | 10 mph NE | 8% |
| Tuesday Night | 55°F | Partly Cloudy | 6 to 12 mph NE | 4% |
| Wednesday | 79°F | Mostly Sunny | 8 mph NE | 2% |
| Wednesday Night | 57°F | Mostly Clear | 7 mph NE | 3% |
| Thursday | 80°F | Mostly Sunny | 6 mph NE | 8% |
| Thursday Night | 59°F | Partly Cloudy | 6 mph E | 6% |
| Friday | 81°F | Mostly Sunny | 7 mph NE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Diamond, MO
Last spring frost
Apr 18
First fall frost
Oct 22
Growing season
184 days
Hardiness zone
7a
Explore more for Diamond, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Diamond 2W, Mo (2.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.