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Weather forecasts and information for all of Loudoun County, Virginia. Including Leesburg, Aldie, Waterford, Ashburn, Sterling, Dulles, Hamilton, Purcellville, South Riding. Loudoun Weather is your source for Loudoun County weather forecasts, weather radar and more.

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Loudoun County Weather Outlook for Sunday, January 18, 2026

Posted on January 18, 2026January 18, 2026 By admin No Comments on Loudoun County Weather Outlook for Sunday, January 18, 2026
1/18/2026
❄️ Chilly Sunday with Spotty Snow Showers
Temps hang in the low to mid-30s today with a few flurries around. No major snow expected and any flakes that fall should melt quickly.

🌙 Cold Night Ahead
Lows dip to around 18 degrees tonight, and Monday stays cold with highs in the mid to upper 30s. Monday night looks even colder with temps dropping near 10 to 12 degrees.

🥶 Tuesday: Coldest Day of the Week
Highs only in the mid to upper 20s and overnight lows flirting with the single digits. Bundle up!

📈 Gradual Warm-Up Midweek
We’ll climb back into the 30s Wednesday and reach the 40s by Thursday.

🌨️ Watching the Weekend
Temps hold in the 30s to near 40 next weekend with a chance of rain or snow by Saturday. Still lots of uncertainty with the models so stay tuned.

Stay warm and enjoy your Sunday!

The forecast:
Today: Hi 35 ☁️ Lo 17 🌙 – Cloudy early with a slight chance of snow, becoming mostly clear tonight

Monday: Hi 37 ☀️ Lo 12 🌙 – Sunny and breezy, mostly clear and cold overnight

Tuesday: Hi 26 🌞 Lo 11 🌙 – Sunny and frigid during the day, mostly clear at night

Wednesday: Hi 37 🌤️ Lo 25 ☁️ – Mostly sunny early, becoming mostly cloudy overnight

Thursday: Hi 41 ⛅ Lo 19 🌙 – Partly sunny, mostly clear at night

Friday: Hi 38 🌤️ Lo 27 ☁️ – Mostly sunny through the day, becoming mostly cloudy overnight

Saturday: Hi 40 🌧️40% Lo 29 🌧️🌨️ – Mostly cloudy with a chance of rain, transitioning to rain and snow overnight

#loudoun #loudouncountyva #vawx #loudounweather #loudounva #virginiaweather

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