Dundalk, MD Weather & Growing Conditions
Today
73°F
Patchy Fog then Mostly Sunny
Patchy fog before 9am. Mostly sunny, with a high near 73. South wind 2 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Patchy Fog then Mostly Sunny | 2 to 9 mph S | 1% |
| Tonight | 61°F | Mostly Cloudy then Slight Chance Rain Showers | 6 mph S | 18% |
| Thursday | 73°F | Chance Rain Showers | 6 to 9 mph S | 49% |
| Thursday Night | 62°F | Rain Showers Likely | 2 to 7 mph SW | 65% |
| Friday | 71°F | Light Rain Likely | 5 mph N | 70% |
| Friday Night | 51°F | Chance Light Rain then Partly Cloudy | 2 to 6 mph NW | 49% |
| Saturday | 65°F | Mostly Sunny | 6 to 12 mph NW | 6% |
| Saturday Night | 43°F | Partly Cloudy | 9 mph NW | 6% |
| Sunday | 62°F | Mostly Sunny | 10 mph NW | 2% |
| Sunday Night | 42°F | Mostly Clear | 7 mph W | 7% |
| Monday | 62°F | Sunny | 8 to 13 mph W | 7% |
| Monday Night | 42°F | Mostly Clear | 3 to 8 mph W | 5% |
| Tuesday | 65°F | Sunny | 5 to 10 mph W | 2% |
| Tuesday Night | 43°F | Mostly Clear | 7 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dundalk, MD
Last spring frost
Mar 24
First fall frost
Nov 21
Growing season
244 days
Hardiness zone
8a
Explore more for Dundalk, MD: full frost dates · planting calendar · Maryland frost dates
Climate data from the nearest NOAA station, Md Sci Ctr Baltimore, Md (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.