Harman US

Riva, MD Weather & Growing Conditions

This Afternoon
80°F
Partly Sunny
Partly sunny, with a high near 80. East wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 80°F Partly Sunny 7 mph E 4%
Tonight 66°F Mostly Cloudy 8 mph SE 13%
Sunday 84°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 6 to 12 mph S 21%
Sunday Night 63°F Showers And Thunderstorms Likely 2 to 9 mph W 70%
Monday 73°F Chance Rain Showers 12 mph NE 30%
Monday Night 59°F Chance Rain Showers 12 mph NE 37%
Tuesday 69°F Chance Rain Showers 13 to 16 mph NE 52%
Tuesday Night 57°F Chance Rain Showers 16 mph NE 52%
Wednesday 67°F Chance Rain Showers 18 mph NE 42%
Wednesday Night 57°F Chance Rain Showers 14 to 17 mph NE 44%
Thursday 67°F Chance Rain Showers 17 mph NE 44%
Thursday Night 56°F Chance Rain Showers 10 to 16 mph N 36%
Friday 70°F Slight Chance Rain Showers 14 mph N 24%
Friday Night 55°F Slight Chance Rain Showers 8 to 13 mph N 16%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Riva, MD

Last spring frost
Mar 27
First fall frost
Nov 13
Growing season
234 days
Hardiness zone
7b

Explore more for Riva, MD: full frost dates · planting calendar · Maryland frost dates

Climate data from the nearest NOAA station, Annapolis Police Brks, Md (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.