New Amsterdam, IN Weather & Growing Conditions
Tonight
69°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 69. East wind around 5 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 |
|---|---|---|---|---|
| Tonight | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph E | 21% |
| Saturday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 3 mph S | 19% |
| Saturday Night | 70°F | Mostly Clear | 3 mph S | 6% |
| Sunday | 93°F | Mostly Sunny | 3 to 7 mph SW | 6% |
| Sunday Night | 67°F | Partly Cloudy | 6 mph N | 12% |
| Monday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 7 mph NE | 43% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 6 to 10 mph NE | 45% |
| Tuesday | 77°F | Chance Rain Showers then Chance Showers And Thunderstorms | 8 mph NE | 37% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms | 3 to 9 mph N | 37% |
| Wednesday | 74°F | Partly Sunny | 7 mph N | 13% |
| Wednesday Night | 56°F | Mostly Cloudy | 2 to 7 mph N | 10% |
| Thursday | 74°F | Mostly Sunny | 2 to 6 mph N | 8% |
| Thursday Night | 56°F | Partly Cloudy | 2 to 6 mph N | 8% |
| Friday | 74°F | Mostly Sunny | 3 to 7 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Amsterdam, IN
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
186 days
Hardiness zone
7a
Explore more for New Amsterdam, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Brandenburg, Ky (10.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.