National Weather Service Forecast for: Chillum MD
Issued by: National Weather Service Baltimore, MD/Washington, D.C.
Updated: 6:53 am EST Dec 22, 2025
 
Today

Today: Sunny, with a high near 44. Calm wind becoming southwest around 5 mph in the afternoon.
Sunny

 Tonight

Tonight: A chance of snow before 3am, then a chance of rain and snow between 3am and 4am, then rain likely after 4am. Mostly cloudy, with a low around 35. South wind 3 to 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Mostly Cloudy
then
Rain/Snow
Likely
 Tuesday

Tuesday: A chance of rain before 7am. Mostly cloudy, with a high near 53. South wind around 7 mph. Chance of precipitation is 30%.
Chance Rain
then Mostly
Cloudy
 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 40. West wind 5 to 7 mph.
Partly Cloudy

 Wednesday

Wednesday: Mostly sunny, with a high near 52. Northwest wind 5 to 8 mph.
Mostly Sunny

 Wednesday
Night
Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Mostly Cloudy
then Chance
Rain
 Christmas
Day
Christmas Day: A chance of rain before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Chance Rain

 Thursday
Night
Thursday Night: A chance of rain after 1am. Cloudy, with a low around 44. Chance of precipitation is 30%.
Cloudy then
Chance Rain

 Friday

Friday: A chance of rain. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
Chance Rain
Hi 44 °F Lo 35 °F Hi 53 °F Lo 40 °F Hi 52 °F Lo 37 °F Hi 51 °F Lo 44 °F Hi 65 °F

 

Today
 
 Sunny, with a high near 44. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
 
 A chance of snow before 3am, then a chance of rain and snow between 3am and 4am, then rain likely after 4am. Mostly cloudy, with a low around 35. South wind 3 to 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
 
 A chance of rain before 7am. Mostly cloudy, with a high near 53. South wind around 7 mph. Chance of precipitation is 30%.
Tuesday Night
 
 Partly cloudy, with a low around 40. West wind 5 to 7 mph.
Wednesday
 
 Mostly sunny, with a high near 52. Northwest wind 5 to 8 mph.
Wednesday Night
 
 A chance of rain after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Christmas Day
 
 A chance of rain before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Thursday Night
 
 A chance of rain after 1am. Cloudy, with a low around 44. Chance of precipitation is 30%.
Friday
 
 A chance of rain. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
Friday Night
 
 Mostly cloudy, with a low around 42.
Saturday
 
 Partly sunny, with a high near 57.
Saturday Night
 
 Mostly cloudy, with a low around 41.
Sunday
 
 A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Chillum MD.