Preston, MD Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. East wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 5 mph E | 5% |
| Tonight | 69°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 42% |
| Wednesday | 86°F | Showers And Thunderstorms Likely | 0 to 10 mph SE | 58% |
| Wednesday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 23% |
| Thursday | 88°F | Sunny | 5 to 10 mph S | 7% |
| Thursday Night | 74°F | Mostly Clear | 5 to 10 mph S | 7% |
| Friday | 89°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 5 mph SW | 41% |
| Saturday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SW | 23% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 35% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 18% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 18% |
| Monday | 90°F | Sunny | 0 to 5 mph SW | 8% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Preston, MD
Last spring frost
Apr 1
First fall frost
Nov 7
Growing season
220 days
Hardiness zone
7b
Explore more for Preston, MD: full frost dates · planting calendar · Maryland frost dates
Climate data from the nearest NOAA station, Royal Oak 2 Ssw, Md (15.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.