Lanham, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lanham, a community in Prince George's County, Maryland.
This Afternoon
72°F
Sunny
Sunny. High near 72, with temperatures falling to around 65 in the afternoon. Southeast wind around 6 mph.
7-day forecast for Lanham
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Sunny | 6 mph SE | 2% |
| Tonight | 52°F | Mostly Clear then Patchy Fog | 6 mph S | 2% |
| Wednesday | 75°F | Patchy Fog then Mostly Sunny | 3 to 9 mph S | 2% |
| Wednesday Night | 62°F | Mostly Cloudy then Slight Chance Light Rain | 7 mph S | 24% |
| Thursday | 75°F | Chance Light Rain | 7 to 10 mph S | 43% |
| Thursday Night | 63°F | Light Rain Likely | 3 to 7 mph SW | 58% |
| Friday | 71°F | Rain Likely | 6 mph NW | 74% |
| Friday Night | 52°F | Light Rain Likely | 2 to 6 mph NW | 74% |
| Saturday | 65°F | Mostly Sunny | 7 to 10 mph NW | 11% |
| Saturday Night | 43°F | Partly Cloudy | 8 mph NW | 11% |
| Sunday | 62°F | Mostly Sunny | 5 to 8 mph W | 5% |
| Sunday Night | 42°F | Partly Cloudy then Slight Chance Light Rain | 5 to 8 mph W | 20% |
| Monday | 62°F | Slight Chance Light Rain | 8 to 13 mph W | 20% |
| Monday Night | 40°F | Slight Chance Light Rain | 5 to 9 mph W | 19% |
Forecast source: National Weather Service (api.weather.gov) for Lanham (38.962, -76.839). Updated through the day.
Growing snapshot for Lanham
Last spring frost
Apr 22
First fall frost
Oct 22
Growing season
183 days
Hardiness zone
7b
More local growing data for Lanham: nearby ZIP 20706 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Glenn Dale Bell Stn, Md (2.5 mi from Lanham). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.