Bethesda, MD Weather & Growing Conditions
Tonight
52°F
Mostly Clear then Patchy Fog
Patchy fog after 4am. Mostly clear, with a low around 52. South wind 2 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear then Patchy Fog | 2 to 6 mph S | 2% |
| Wednesday | 75°F | Patchy Fog then Mostly Sunny | 2 to 10 mph S | 2% |
| Wednesday Night | 62°F | Mostly Cloudy then Chance Light Rain | 7 mph S | 38% |
| Thursday | 75°F | Chance Light Rain | 7 to 10 mph S | 42% |
| Thursday Night | 62°F | Chance Light Rain | 1 to 7 mph SW | 53% |
| Friday | 70°F | Rain Likely | 1 to 5 mph NW | 68% |
| Friday Night | 51°F | Light Rain Likely | 1 to 7 mph NW | 68% |
| Saturday | 65°F | Mostly Sunny | 7 to 12 mph NW | 11% |
| Saturday Night | 43°F | Partly Cloudy | 5 to 8 mph NW | 11% |
| Sunday | 61°F | Mostly Sunny | 8 mph NW | 5% |
| Sunday Night | 42°F | Slight Chance Light Rain | 5 to 8 mph W | 20% |
| Monday | 61°F | Slight Chance Light Rain | 9 to 14 mph NW | 20% |
| Monday Night | 40°F | Slight Chance Light Rain | 3 to 9 mph W | 20% |
| Tuesday | 64°F | Sunny | 6 to 12 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bethesda, MD
Last spring frost
Apr 9
First fall frost
Oct 31
Growing season
202 days
Hardiness zone
7b
Explore more for Bethesda, MD: full frost dates · planting calendar · Maryland frost dates
Climate data from the nearest NOAA station, Dalecarlia Rsvr, Md (1.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.