Loomis, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Loomis, a community in Davison County, South Dakota.
Today
68°F
Patchy Drizzle then Cloudy
Patchy drizzle before 11am. Cloudy, with a high near 68. North wind around 10 mph.
7-day forecast for Loomis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Patchy Drizzle then Cloudy | 10 mph N | 10% |
| Tonight | 55°F | Cloudy | 10 mph NNE | 8% |
| Sunday | 66°F | Cloudy then Chance Rain Showers | 10 to 15 mph NE | 26% |
| Sunday Night | 51°F | Rain Showers Likely | 10 to 15 mph ENE | 71% |
| Monday | 63°F | Rain Showers Likely | 10 mph E | 71% |
| Monday Night | 46°F | Mostly Cloudy | 5 to 10 mph ESE | 5% |
| Tuesday | 66°F | Partly Sunny | 5 to 15 mph SE | 4% |
| Tuesday Night | 48°F | Partly Cloudy | 10 to 15 mph SE | 3% |
| Wednesday | 69°F | Partly Sunny | 15 to 20 mph SSE | 14% |
| Wednesday Night | 53°F | Chance Rain Showers | 15 mph SSE | 35% |
| Thursday | 71°F | Chance Showers And Thunderstorms | 15 mph SSE | 35% |
| Thursday Night | 54°F | Slight Chance Rain Showers | 10 to 15 mph SE | 16% |
| Friday | 74°F | Slight Chance Rain Showers then Partly Sunny | 15 mph SE | 16% |
| Friday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph SE | 19% |
Forecast source: National Weather Service (api.weather.gov) for Loomis (43.793, -98.104). Updated through the day.
Growing snapshot for Loomis
Last spring frost
May 2
First fall frost
Oct 6
Growing season
156 days
Hardiness zone
5a
More local growing data for Loomis: nearby ZIP 57301 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mitchell 2 N, Sd (2 mi from Loomis). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.