New Windsor, MD Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. East wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 1 to 5 mph E | 0% |
| Tonight | 67°F | Mostly Cloudy then Chance Showers And Thunderstorms | 1 to 5 mph E | 26% |
| Wednesday | 83°F | Showers And Thunderstorms Likely | 1 to 5 mph SE | 72% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph S | 62% |
| Thursday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph S | 38% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 38% |
| Friday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph SW | 46% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 46% |
| Saturday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph SW | 41% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 0 to 3 mph SW | 41% |
| Sunday | 87°F | Mostly Sunny | 0 to 5 mph W | 14% |
| Sunday Night | 70°F | Partly Cloudy | 0 to 3 mph SW | 14% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 7 mph W | 15% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Windsor, MD
Last spring frost
Apr 22
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
7a
Explore more for New Windsor, MD: full frost dates · planting calendar · Maryland frost dates
Climate data from the nearest NOAA station, Emmitsburg 2 Se, Md (14.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.