Helmsburg, IN Weather & Growing Conditions
This Afternoon
69°F
Slight Chance Light Rain
A slight chance of rain. Mostly cloudy. High near 69, with temperatures falling to around 64 in the afternoon. West southwest wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Slight Chance Light Rain | 10 mph WSW | 15% |
| Tonight | 47°F | Mostly Cloudy | 2 to 9 mph WSW | 4% |
| Thursday | 63°F | Mostly Sunny | 5 to 12 mph SW | 0% |
| Thursday Night | 45°F | Mostly Cloudy | 1 to 6 mph W | 9% |
| Friday | 55°F | Mostly Cloudy | 2 to 9 mph NW | 7% |
| Friday Night | 36°F | Partly Cloudy | 2 to 8 mph NNW | 3% |
| Saturday | 54°F | Sunny | 2 to 6 mph NW | 0% |
| Saturday Night | 32°F | Mostly Clear | 0 to 3 mph NW | 0% |
| Sunday | 57°F | Sunny | 0 to 6 mph W | 0% |
| Sunday Night | 35°F | Mostly Clear | 0 to 5 mph WNW | 0% |
| Monday | 62°F | Sunny | 0 to 6 mph NW | 0% |
| Monday Night | 39°F | Clear | 5 mph SW | 0% |
| Tuesday | 63°F | Sunny | 5 mph WSW | 1% |
| Tuesday Night | 39°F | Mostly Clear | 0 to 3 mph WNW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Helmsburg, IN
Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
6b
Explore more for Helmsburg, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Martinsville 2 Sw, In (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.