Weather in Boston in March 2025
Average weather
Average temperature in Boston in March
The temperature in March is +50°F on average, with a range between a maximum of +72°F during the day and a minimum of +16°F at night.
The average maximum temperature goes up 48% by the end of the month, compared with the beginning of the month, from +37°F to +64°F.
Is Boston warm or cold in March?
Boston is typically chill in March.
Maximum temperatures go up compared to the previous month from +39°F to +46°F. The minimum temperature also goes up from +25°F to +32°F.
Pack a jumper and a jacket as there will be cooler temperatures.
Take a look at how March is compared to other months in Boston:
Climate in Boston in March
| February | March | April | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +39°F | +46°F | +55°F | ||||
| Min. temperature | ||||||
| -9°F | +5°F | +18°F | ||||
| Max. temperature | ||||||
| +72°F | +84°F | +88°F | ||||
| Rainfall | ||||||
| 54 mm | 85 mm | 105 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 4 m/s | ||||
| Humidity | ||||||
| 61% | 61% | 63% | ||||
| Air pressure | ||||||
| 1015 HPa | 1015 HPa | 1013 HPa | ||||
| Sunny days | ||||||
| 5 | 6 | 4 | ||||
| Cloudy days | ||||||
| 15 | 17 | 18 | ||||
| Rainy days | ||||||
| 4 | 6 | 8 | ||||
| Snowy days | ||||||
| 4 | 2 | 0 | ||||
March weather is still as ok as in February. It’s getting warmer as March arrives. The average maximum temperature goes up from +39°F to +46°F during the day. Prepare for more rain. Average rainfall goes from 54 mm to 85 mm. Humidity levels don’t change as the month goes on, averaging around 61%. The average wind speed doesn’t change much during March, staying around 4 m/s. The good news is there are likely to be more sunny days in March, from 5 to 6.
April brings much the same weather, it remains ok.
Wind
The average wind speed is 5 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Boston is gradually increasing during March, going from 3 m/s to 5 m/s over the course of the month.
Rain
Snow
Here’s how March is compared with other months in the amount of snow, total mm:
How was the weather last March in Boston?
Climate Change Over the Years
The climate in Boston in March has not changed that much over the last 43 years.
The average temperature was the lowest in 1984 (+40°F) and the highest in 2012 (+57°F). The driest year was 2006 with only 18 mm of rainfall, and the wettest year was 2010 with 449 mm.
FAQ
Is March a good time to visit Boston?
Can you sunbathe in Boston in March?
Is Boston rainy in March?
Is it sunny in Boston in March?
Other cities in USA
Monthly weather in Boston
Source of the data
For this page, we’ve looked at the typical weather in Boston, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.