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United StatesThe weather in April in Boston
It's cool in April in Boston with an average temperature of 14°C. Temperatures this month range from a low of 10°C to a high of 19°C. At night, you can expect temperatures between 2°C and 9°C.
Looking for sun? April isn’t a good month to be in Boston. There’s too much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in April for Boston, Massachusetts. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 32°C in 2023, Boston reached the highest temperature in April over the past 10 years. The lowest daytime temperature in this month was -2°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of -5°C to a highest value of 18°C.
Water temperature
The water temperature at Boston is 13°C this month. This is too cold to swim without protective gear.
Precipitation and snowfall
In April, there is an average of 100 mm of precipitation, spread over 13 days. Of the total precipitation, about 0,7 cm falls as snow in April. The wind speed is around 5 Bft, mostly coming from the South.
Daily weather in April for Boston
Click on any day in April to get detailed info about the usual weather on that day in Boston. Check out the historical temperatures and precipitation over the past 10 years on this day.
April weather comparison
| Boston | New York | |
|---|---|---|
| Average temperature | 14°C | 17°C |
| Max. temperature | 19°C | 22°C |
| Min. temperature | 2°C | -5°C |
| Total precipitation | 100 mm | 81 mm |
| Rainy days | 13 days | 11 days |
| Total snowfall | 0,7 cm | 0,4 cm |
| Snowy days | 1 day | 1 day |
Start of April
The month of April starts in Boston with cool temps, averaging around 12°C during the day and nights around 4°C.
Mid April
By mid-April, daytime temps rise to around 16°C, with nights around 7°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of April
By the end of April, the average daytime temperature in Boston is around 15°C, while nighttime temps are about 8°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Boston for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in April in Boston, Massachusetts. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in April in Boston
Temperature in April in Boston over the years
Precipitation charts
These charts show the average amount of precipitation in April in Boston, Massachusetts. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in April in Boston
Total precipitation in April in Boston over the years
Daily Snowfall in April in Boston
Snowfall in April in Boston per year
Daily UV index in April in Boston
This chart shows the average daily UV index in April in Boston, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in April in Boston
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Average weather in Boston by month
Click on a month below to see detailed weather info for Boston. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.