Ellicott City, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ellicott City, a community in Howard County, Maryland.
This Afternoon
83°F
Mostly Sunny
Mostly sunny, with a high near 83. North wind around 10 mph.
7-day forecast for Ellicott City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Mostly Sunny | 10 mph N | 10% |
| Tonight | 58°F | Partly Cloudy | 9 mph N | 10% |
| Saturday | 78°F | Partly Sunny | 9 mph E | 5% |
| Saturday Night | 65°F | Mostly Cloudy then Isolated Rain Showers | 9 mph SE | 20% |
| Sunday | 81°F | Rain Showers Likely | 7 to 13 mph S | 55% |
| Sunday Night | 64°F | Showers And Thunderstorms Likely | 5 to 9 mph W | 70% |
| Monday | 73°F | Chance Rain Showers | 8 to 12 mph NE | 41% |
| Monday Night | 59°F | Chance Rain Showers | 7 to 10 mph NE | 50% |
| Tuesday | 65°F | Rain Showers Likely | 14 mph NE | 56% |
| Tuesday Night | 54°F | Rain Showers Likely | 10 to 14 mph NE | 56% |
| Wednesday | 61°F | Chance Rain Showers | 13 mph NE | 48% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 48% |
| Thursday | 63°F | Chance Showers And Thunderstorms | 13 mph NE | 44% |
| Thursday Night | 53°F | Chance Showers And Thunderstorms | 5 to 9 mph N | 36% |
Forecast source: National Weather Service (api.weather.gov) for Ellicott City (39.277, -76.834). Updated through the day.
Growing snapshot for Ellicott City
Last spring frost
Apr 10
First fall frost
Oct 31
Growing season
204 days
Hardiness zone
7b
More local growing data for Ellicott City: nearby ZIP 21043 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Baltimore Wash Intl Ap, Md (8.8 mi from Ellicott City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.