Lake Arrowhead, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Arrowhead, a community in Clay County, Missouri.
Today
93°F
Mostly Sunny
Mostly sunny, with a high near 93. Heat index values as high as 97. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
7-day forecast for Lake Arrowhead
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Mostly Sunny | 7 to 10 mph SSW | 5% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 to 7 mph W | 68% |
| Sunday | 78°F | Chance Showers And Thunderstorms | 3 to 8 mph N | 38% |
| Sunday Night | 61°F | Showers And Thunderstorms Likely | 8 mph NE | 68% |
| Monday | 68°F | Showers And Thunderstorms Likely | 9 mph NNE | 68% |
| Monday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 9 mph NNE | 18% |
| Tuesday | 65°F | Mostly Cloudy | 8 mph NE | 4% |
| Tuesday Night | 49°F | Partly Cloudy | 3 to 7 mph NE | 4% |
| Wednesday | 69°F | Mostly Sunny | 5 mph ENE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 3 mph ENE | 7% |
| Thursday | 72°F | Slight Chance Rain Showers | 5 mph E | 21% |
| Thursday Night | 57°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph E | 22% |
| Friday | 73°F | Chance Rain Showers | 6 mph E | 26% |
| Friday Night | 58°F | Mostly Cloudy | 5 mph E | 12% |
Forecast source: National Weather Service (api.weather.gov) for Lake Arrowhead (39.484, -94.317). Updated through the day.
Growing snapshot for Lake Arrowhead
Last spring frost
Apr 19
First fall frost
Oct 17
Growing season
181 days
Hardiness zone
6a
More local growing data for Lake Arrowhead: nearby ZIP 64048 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Avondale
Birmingham
Claycomo
Crystal Lakes
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Gladstone
Glenaire
Holt
Homestead
Kearney
Liberty
Missouri City
Mosby
North Kansas City
Oaks
Oakview
Oakwood
Oakwood Park
Pleasant Valley
Prathersville
River Bend
Smithville
Wood Heights
Climate data from the nearest NOAA station, Kearney 3E, Mo (5.2 mi from Lake Arrowhead). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.