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March temperatures in America's major cities range from average lows that are below freezing to highs well above 70 degrees Fahrenheit (21 degrees Celsius). The coldest US cities in March include Buffalo, Milwaukee, Detroit, Minneapolis and Rochester.
Weather is a little hard to predict. Last year we had a long cold winter with snow into the middle of March. Statistically that only happens every 14th year, and most March'es a wet, windy and an average temperature of +2C. At the start of month you have 10 hours and 45 minutes of daylight and at the end 13 hours.