Smith Island, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Smith Island, a community in Somerset County, Maryland.
Today
83°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 83. East wind 7 to 12 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Smith Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Cloudy then Chance Showers And Thunderstorms | 7 to 12 mph E | 36% |
| Tonight | 74°F | Showers And Thunderstorms Likely | 7 to 10 mph SE | 61% |
| Wednesday | 86°F | Rain Showers Likely then Slight Chance Showers And Thunderstorms | 7 to 13 mph S | 58% |
| Wednesday Night | 77°F | Partly Cloudy | 13 mph S | 14% |
| Thursday | 89°F | Sunny | 10 to 14 mph S | 8% |
| Thursday Night | 77°F | Mostly Clear | 14 mph S | 6% |
| Friday | 90°F | Sunny | 13 mph S | 9% |
| Friday Night | 77°F | Chance Showers And Thunderstorms | 13 mph SW | 31% |
| Saturday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 12 mph SW | 24% |
| Saturday Night | 76°F | Chance Showers And Thunderstorms | 12 mph SW | 30% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 17% |
| Sunday Night | 77°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 9 mph SW | 17% |
| Monday | 89°F | Sunny | 5 to 8 mph SW | 8% |
| Monday Night | 77°F | Slight Chance Showers And Thunderstorms | 7 to 10 mph SW | 18% |
Forecast source: National Weather Service (api.weather.gov) for Smith Island (37.977, -76.029). Updated through the day.
Growing snapshot for Smith Island
Last spring frost
Mar 30
First fall frost
Nov 14
Growing season
229 days
Hardiness zone
8a
More local growing data for Smith Island: nearby ZIP 21824 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, St Inigoes Webster Nolf, Md (23.9 mi from Smith Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.