20860 Weather (Ashton, MD)

Weather forecast for: Ashton-Sandy Spring MD

Last Update: 4:53 pm EDT Sep 4, 2026

This Afternoon: A slight chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a high near 89. Northwest wind around 8 mph. Chance of precipitation is 20%.

Tonight: A chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.

Saturday: A chance of showers before 10am, then a chance of showers after 2pm. Mostly cloudy, with a high near 81. North wind 3 to 5 mph. Chance of precipitation is 30%.

Saturday Night: A chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Light north wind. Chance of precipitation is 30%.

Sunday: Mostly sunny, with a high near 79. Northeast wind around 6 mph.

Sunday Night: Partly cloudy, with a low around 59.

Labor Day: Sunny, with a high near 80.

Monday Night: Mostly clear, with a low around 60.

Tuesday: Mostly sunny, with a high near 83.

Tuesday Night: Partly cloudy, with a low around 63.

Wednesday: Mostly sunny, with a high near 86.

Wednesday Night: Partly cloudy, with a low around 70.

Thursday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 20%.

Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.

Friday: Mostly sunny, with a high near 80.