Brownsburg, IN Weather & Growing Conditions
Today
81°F
Sunny
Sunny, with a high near 81. East northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 2 mph ENE | 0% |
| Tonight | 61°F | Mostly Clear | 2 mph ENE | 0% |
| Wednesday | 83°F | Sunny | 0 to 5 mph WSW | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 3 mph SSW | 7% |
| Thursday | 82°F | Isolated Showers And Thunderstorms | 3 to 8 mph SSW | 57% |
| Thursday Night | 66°F | Chance Showers And Thunderstorms | 2 to 7 mph SSW | 60% |
| Friday | 81°F | Scattered Showers And Thunderstorms | 2 to 6 mph SSW | 38% |
| Friday Night | 65°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 38% |
| Saturday | 83°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph SW | 20% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SSW | 20% |
| Sunday | 85°F | Mostly Sunny | 5 to 10 mph SW | 11% |
| Sunday Night | 70°F | Partly Cloudy | 9 mph SSW | 14% |
| Monday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 mph SW | 19% |
| Monday Night | 69°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 9 mph SW | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brownsburg, IN
Last spring frost
Apr 12
First fall frost
Oct 29
Growing season
198 days
Hardiness zone
6a
Explore more for Brownsburg, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Indianapolis Eagle Creek Ap, In (5.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.