Mission, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mission, a city in Todd County, South Dakota.
This Afternoon
66°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy. High near 66, with temperatures falling to around 64 in the afternoon. Northeast wind around 7 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
7-day forecast for Mission
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Slight Chance Showers And Thunderstorms | 7 mph NE | 22% |
| Tonight | 51°F | Chance Showers And Thunderstorms | 9 mph NE | 44% |
| Sunday | 59°F | Rain Showers | 10 mph E | 83% |
| Sunday Night | 48°F | Showers And Thunderstorms | 7 to 10 mph E | 98% |
| Monday | 59°F | Rain Showers | 9 mph E | 93% |
| Monday Night | 44°F | Slight Chance Rain Showers then Mostly Cloudy | 12 mph SE | 24% |
| Tuesday | 64°F | Partly Sunny | 12 to 23 mph SE | 6% |
| Tuesday Night | 50°F | Partly Cloudy | 21 to 24 mph SE | 14% |
| Wednesday | 71°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 24 to 30 mph S | 19% |
| Wednesday Night | 54°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 18 to 24 mph S | 29% |
| Thursday | 78°F | Mostly Sunny | 9 to 17 mph SW | 11% |
| Thursday Night | 54°F | Mostly Clear | 8 mph SE | 7% |
| Friday | 77°F | Mostly Sunny | 8 to 20 mph SE | 9% |
| Friday Night | 58°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 18 to 23 mph SE | 24% |
Forecast source: National Weather Service (api.weather.gov) for Mission (43.306, -100.661). Updated through the day.
Growing snapshot for Mission
Last spring frost
May 9
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
5a
More local growing data for Mission: nearby ZIP 57555 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Antelope
Okreek
Parmelee
Rosebud
Sicangu Village
Soldier Creek
Spring Creek
St. Francis
Two Strike
White Horse
Climate data from the nearest NOAA station, Mission, Sd (1.5 mi from Mission). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.