Johnson Siding, SD Weather & Growing Conditions
Today
63°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog and showers and thunderstorms likely before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers and thunderstorms. Cloudy. High near 63, with temperatures falling to around 61 in the afternoon. East wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 63°F | Patchy Fog then Chance Showers And Thunderstorms | 6 mph E | 75% |
| Tonight | 48°F | Showers And Thunderstorms | 5 mph E | 81% |
| Sunday | 57°F | Showers And Thunderstorms | 6 mph E | 100% |
| Sunday Night | 46°F | Showers And Thunderstorms | 0 to 5 mph NE | 99% |
| Monday | 59°F | Rain Showers Likely | 1 to 7 mph E | 65% |
| Monday Night | 46°F | Chance Rain Showers then Mostly Cloudy | 6 mph SE | 41% |
| Tuesday | 69°F | Mostly Sunny | 5 to 10 mph S | 5% |
| Tuesday Night | 51°F | Partly Cloudy | 6 to 9 mph S | 10% |
| Wednesday | 77°F | Chance Showers And Thunderstorms | 7 mph S | 33% |
| Wednesday Night | 53°F | Mostly Cloudy | 3 to 7 mph SW | 13% |
| Thursday | 79°F | Sunny | 3 to 7 mph NE | 4% |
| Thursday Night | 54°F | Mostly Clear | 6 mph S | 5% |
| Friday | 79°F | Mostly Sunny | 6 to 12 mph S | 7% |
| Friday Night | 56°F | Slight Chance Rain Showers then Partly Cloudy | 9 mph S | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Johnson Siding, SD
Last spring frost
May 20
First fall frost
Sep 25
Growing season
126 days
Hardiness zone
5a
Explore more for Johnson Siding, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Johnson Siding, Sd (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.