Jessup, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jessup, a community in Howard County, Maryland.
Today
85°F
Partly Sunny
Partly sunny, with a high near 85. East wind around 7 mph.
7-day forecast for Jessup
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Partly Sunny | 7 mph E | 1% |
| Tonight | 70°F | Mostly Cloudy then Chance Showers And Thunderstorms | 2 to 7 mph E | 43% |
| Wednesday | 86°F | Showers And Thunderstorms Likely | 2 to 7 mph SE | 65% |
| Wednesday Night | 73°F | Chance Showers And Thunderstorms | 3 to 7 mph S | 53% |
| Thursday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 10 mph S | 22% |
| Thursday Night | 74°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 28% |
| Friday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 7 mph SW | 41% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 51% |
| Saturday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 7 mph SW | 54% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 5 mph W | 54% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph W | 20% |
| Sunday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 20% |
| Monday | 92°F | Mostly Sunny | 3 to 8 mph W | 14% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph W | 19% |
Forecast source: National Weather Service (api.weather.gov) for Jessup (39.149, -76.776). Updated through the day.
Growing snapshot for Jessup
Last spring frost
Apr 10
First fall frost
Oct 31
Growing season
204 days
Hardiness zone
7b
More local growing data for Jessup: nearby ZIP 20794 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Baltimore Wash Intl Ap, Md (6.1 mi from Jessup). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.