Riverside, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Riverside, a community in Harford County, Maryland.
This Afternoon
74°F
Mostly Sunny
Mostly sunny. High near 74, with temperatures falling to around 67 in the afternoon. South wind around 8 mph.
7-day forecast for Riverside
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Sunny | 8 mph S | 1% |
| Tonight | 60°F | Mostly Cloudy | 7 mph S | 9% |
| Thursday | 73°F | Light Rain Likely then Mostly Cloudy | 7 to 10 mph S | 65% |
| Thursday Night | 60°F | Light Rain Likely | 1 to 6 mph SW | 55% |
| Friday | 71°F | Chance Light Rain | 2 mph NW | 49% |
| Friday Night | 48°F | Chance Light Rain then Mostly Cloudy | 1 to 6 mph N | 37% |
| Saturday | 64°F | Mostly Sunny | 7 to 10 mph NW | 7% |
| Saturday Night | 41°F | Partly Cloudy | 9 mph NW | 7% |
| Sunday | 62°F | Mostly Sunny | 7 to 12 mph NW | 4% |
| Sunday Night | 40°F | Mostly Clear | 7 mph W | 0% |
| Monday | 62°F | Sunny | 7 to 12 mph W | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 66°F | Sunny | 5 to 9 mph W | 1% |
| Tuesday Night | 39°F | Mostly Clear | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Riverside (39.481, -76.242). Updated through the day.
Growing snapshot for Riverside
Last spring frost
Apr 10
First fall frost
Oct 30
Growing season
201 days
Hardiness zone
7b
More local growing data for Riverside: nearby ZIP 21017 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
Aberdeen
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Abingdon
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Darlington
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Havre de Grace
Jarrettsville
Joppatowne
Perryman
Pylesville
Climate data from the nearest NOAA station, Aberdeen Phillips Fld, Md (3.5 mi from Riverside). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.