Westboro, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westboro, a city in Atchison County, Missouri.
This Afternoon
89°F
Mostly Sunny
Mostly sunny, with a high near 89. Heat index values as high as 98. South wind around 13 mph, with gusts as high as 22 mph.
7-day forecast for Westboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Mostly Sunny | 13 mph S | 2% |
| Tonight | 71°F | Partly Cloudy then Chance Showers And Thunderstorms | 6 to 12 mph S | 37% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 8 mph WSW | 43% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 7 mph N | 55% |
| Sunday | 70°F | Chance Showers And Thunderstorms | 9 mph NNE | 48% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 48% |
| Monday | 64°F | Chance Rain Showers | 9 mph NE | 43% |
| Monday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NE | 43% |
| Tuesday | 63°F | Mostly Cloudy | 7 mph NE | 6% |
| Tuesday Night | 50°F | Mostly Cloudy | 2 to 6 mph ENE | 3% |
| Wednesday | 66°F | Mostly Sunny | 5 mph E | 2% |
| Wednesday Night | 54°F | Mostly Cloudy | 2 mph ESE | 11% |
| Thursday | 67°F | Chance Rain Showers | 5 mph SE | 30% |
| Thursday Night | 57°F | Slight Chance Rain Showers | 2 mph SE | 22% |
Forecast source: National Weather Service (api.weather.gov) for Westboro (40.535, -95.321). Updated through the day.
Growing snapshot for Westboro
Last spring frost
Apr 19
First fall frost
Oct 15
Growing season
177 days
Hardiness zone
5b
More local growing data for Westboro: nearby ZIP 64498 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Tarkio, Mo (8.3 mi from Westboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.