What to expect in Chicago in March
March is a mixed month in Chicago. You get 8° / -2°, but manageable crowds at the big attractions. Worth it for the right traveller.
Chicago weather in March
Typical conditions in Chicago during March, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 8°C 46°F |
|---|---|
| Average low | -2°C 28°F |
| Rainfall | Moderate 43/100 |
| Total rainfall | 64 mm2.5 in |
| Rainy days | 11 |
| Daylight | 11 h 56 min |
| How it feels | Cool |
Average highs sit around 8°C with lows near -2°C. Rainfall is moderate; the odd shower is likely.
Crowds & demand
Crowd levels are Low for Chicago — plenty of space at the main sights.
Prices & value
This month counts as low season: some of the best deals of the year.
What to pack
Proper cold-weather kit — a warm mid-layer, windproof outer, hat and gloves. Days peak near 8°C and nights fall to about -2°C.
What it costs
This is one of the cheaper months to visit Chicago. Flights and accommodation sit near their yearly floor, and you can usually book late without being punished for it. Compared with the most expensive month of the year, you are looking at roughly 53% less.
Who this month suits
- Anyone travelling on a budget
- People who would rather have space than perfect conditions
- Visitors who want to catch a festival
Events & what’s on
Look out for St. Patrick's Day River Dyeing while you’re there.
- St. Patrick's Day River Dyeing — The Chicago River is dyed green on the Saturday on or before March 17, a tradition more than sixty years old.
Chicago in March compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| January | -1° / -9° | Low | $ | 50 |
| February | 2° / -7° | Low | $ | 54 |
| March · This month | 8° / -2° | Low | $ | 53 |
| April | 15° / 4° | Moderate | $$ | 58 |
| May | 21° / 9° | Moderate | $$ | 58 |
These months score higher for Chicago on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in March
If the destination is negotiable but the month is not, these places are at their best in March.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
