Marine Weather Net

Nanjemoy, MD Weather Forecast




Nanjemoy, Maryland

 Lat: 38.45N, Lon: 77.22W

Current Conditions Updated: 156 PM EDT TUE AUG 18 2026

Partly Cloudy
Temp: 89°F
  • Humidity:
  • 55%
  • Winds:
  • 12 MPH NW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.9 in.
  • Dewpoint:
  • 71°F
  • Heat index:
  • 95°F

  • Sunrise:
  • 6:24 AM EDT
  • Sunset:
  • 7:57 PM EDT
  • Moonrise:
  • 12:50 PM EDT
  • Moonset:
  • 10:50 PM EDT

TODAY

PARTLY SUNNY
Hi: 89°F
Lo: 69°F
Precip: 20%

WEDNESDAY

SUNNY

Hi: 89°F
Lo: 71°F

THURSDAY

MOSTLY SUNNY
Hi: 85°F
Lo: 69°F
Precip: 70%

FRIDAY

PARTLY SUNNY
Hi: 85°F
Lo: 69°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 630 AM EDT Tue Aug 18 2026

Today...Partly sunny. Isolated showers and thunderstorms this afternoon. Highs in the upper 80s. North winds around 5 mph. Chance of rain 20 percent.
Tonight...Partly cloudy. Lows in the upper 60s. North winds around 5 mph.
Wednesday...Sunny. Highs in the upper 80s. Northwest winds around 5 mph, becoming west around 5 mph in the afternoon.
Wednesday Night...Mostly clear in the evening, then partly cloudy with a chance of showers after midnight. Lows in the lower 70s. South winds around 5 mph. Chance of rain 30 percent.
Thursday...Mostly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. West winds around 5 mph. Chance of rain 70 percent.
Thursday Night...Showers likely. Lows in the upper 60s. Chance of rain 70 percent.
Friday...Partly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.
Friday Night...Showers likely. Lows in the upper 60s. Chance of rain 70 percent.
Saturday...Showers likely. Highs in the lower 80s. Chance of rain 70 percent.
Saturday Night...Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50 percent.
Sunday...Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 30 percent.
Sunday Night...Partly cloudy. Lows in the mid 60s.
Monday...Sunny. Highs in the lower 80s.
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