The weather in Manassas in March is very cold with temperatures between 3°C and 12°C, warm clothes are a must.
You can expect rain for roughly half of the month of March in Manassas. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
You can expect a few days of snow in Manassas during March. It’s important to get out your snow boots and warm mittens to stay warm while you explore Manassas.
Our weather forecast can give you a great sense of what weather to expect in Manassas in March 2025.
If you’re planning to visit Manassas in the near future, we highly recommend that you review the 14 day weather forecast for Manassas before you arrive.
Temperatures
12° / 3°
Rainy Days
8
Snowy Days
4
Dry Days
20
Rainfall
126
mm
Sun Hours
5.4
Hrs
