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Romeoville Weather in March
March in Romeoville averages 9°C (48°F) during the day and -1°C (30°F) at night. Quite a bit of snow/rainfall is typical this month, with around 67 mm (2.6 in) on average. An umbrella is a good idea.
Rainfall in Romeoville in March
Historically, approximately 10 days this month are expected to have snow/rain, averaging 67 mm (2.6 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Romeoville in March
March in Romeoville sees highs of 9°C (48°F) and lows of -1°C (30°F) overnight. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.
Sunshine in Romeoville in March
The area enjoys a balanced 189 hours of sunlight, ensuring it's neither too overcast nor too sunny.If you prefer dry days with pleasant temperatures, March may not be the ideal month to visit Romeoville. Our weather planner can help you explore destinations with more pleasant weather conditions.
Romeoville Temperature in March
Min Temperature
-1°C (30°F)
Max Temperature
9°C (48°F)
Chance of Rain
34%
Precipitation
67 mm (2.6 in)
Rainy days
10 days
Humidity
70% *
Sunshine
189 hours *
Percentage Sunshine
51% *
* Data from: Chicago, the United States of America (40 KM, 25 Miles).
Romeoville Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Romeoville - and find the best time to visit.
Best Places in the United States of America in March
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in March →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Romeoville in March
We recommend to layer up for chilly conditions in Romeoville in March. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Romeoville in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling4/10 -
Walking4/10 -
Camping1/10 -
Outdoor sports4/10
Romeoville 3-Day Forecast
More climate data for Romeoville
Temperature Rainfall Sunshine Humidity
See the full Romeoville climate overview or explore weather in the United States of America.
Popular in March
Where to go in March - average daytime high across popular destinations.
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