Lynn
Massachusetts, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Lynn, MA

Large rocks on the shores of the coast of Lynn Massachusetts, a view of the city
Large rocks on the shores of the coast of Lynn Massachusetts, a view of the city's buildings on the other side of the water, and the clear sky above
January, the same as December, is a wintry winter month in Lynn, Massachusetts, with average temperature varying between 19.9°F (-6.7°C) and 37°F (2.8°C). The coldest month is January, with an average high-temperature of 37°F (2.8°C) and an average low-temperature of 19.9°F (-6.7°C). Weather in January »
The last month of the winter, February, is another cold month in Lynn, Massachusetts, with average temperature varying between 39.9°F (4.4°C) and 24.1°F (-4.4°C). In Lynn, the average high-temperature in February is essentially the same as in January - a still cold 39.9°F (4.4°C). Weather in February »

March, the first month of the spring, in Lynn, is a chilly month, with average temperature varying between 32°F (0°C) and 46.9°F (8.3°C). In Lynn, the average high-temperature marginally rises, from a cold 39.9°F (4.4°C) in February, to a frosty 46.9°F (8.3°C). Weather in March »

April in Lynn, Massachusetts, is a mild spring month, with temperature in the range of an average low of 42.1°F (5.6°C) and an average high of 57°F (13.9°C). In Lynn, the average high-temperature in April increases, from a frosty 46.9°F (8.3°C) in March, to a mild 57°F (13.9°C). Weather in April »

May, the last month of the spring, in Lynn, is an enjoyable month, with average temperature fluctuating between 66.9°F (19.4°C) and 53.1°F (11.7°C). In May, the average high-temperature rises, from a mild 57°F (13.9°C) in April, to an enjoyable 66.9°F (19.4°C). Weather in May »

June, the first month of the summer, in Lynn, is a moderately hot month, with average temperature varying between 63°F (17.2°C) and 75.9°F (24.4°C). In Lynn, the average high-temperature in June increases, from a comfortable 66.9°F (19.4°C) in May, to a moderately hot 75.9°F (24.4°C). Weather in June »

July, like June, in Lynn, Massachusetts, is a moderately hot summer month, with average temperature varying between 82°F (27.8°C) and 68°F (20°C). The warmest month is July, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 68°F (20°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Lynn, Massachusetts, with average temperature varying between 66°F (18.9°C) and 80.1°F (26.7°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 80.1°F (26.7°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Lynn, Massachusetts, with average temperature varying between 57.9°F (14.4°C) and 73°F (22.8°C). In Lynn, the average high-temperature marginally drops, from a warm 80.1°F (26.7°C) in August, to a pleasant 73°F (22.8°C). Weather in September »

October, like September, in Lynn, Massachusetts, is another enjoyable autumn month, with average temperature ranging between min 46.9°F (8.3°C) and max 62.1°F (16.7°C). In October, the average high-temperature decreases, from an agreeable 73°F (22.8°C) in September, to an enjoyable 62.1°F (16.7°C). Weather in October »

November, the last month of the autumn, in Lynn, is also a fresh month, with average temperature ranging between max 52°F (11.1°C) and min 37.9°F (3.3°C). In November, the average high-temperature drops, from an enjoyable 62.1°F (16.7°C) in October, to a fresh 52°F (11.1°C). Weather in November »

December, the first month of the winter, in Lynn, is still a cold month, with temperature in the range of an average high of 42.1°F (5.6°C) and an average low of 28°F (-2.2°C). In Lynn, Massachusetts, the average high-temperature in December drops, from a fresh 52°F (11.1°C) in November, to a cold 42.1°F (5.6°C). Weather in December »

What is the coldest month in Lynn?

The coldest month is January, with an average high-temperature of 37°F (2.8°C) and an average low-temperature of 19.9°F (-6.7°C).

How much does it rain in Lynn?

Throughout the year, in Lynn, 47" (1193.8mm) of rain is accumulated.

What is the driest month in Lynn?

February is the month with the least rainfall, with 2.9" (73.7mm) of accumulated precipitation.

When is the ocean coldest in Lynn?

February and March, with an average ocean temperature of 38.8°F (3.8°C), are months with the coldest seawater in Lynn. For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the rainiest month in Lynn?

The wettest months are May and September, with an average 4.5" (114.3mm) of rainfall.

When are the longest days in Lynn?

The month with the longest days in Lynn is June, with an average of 15.3h of daylight.

What is the warmest month in Lynn?

The warmest month is July, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 68°F (20°C).

What month is the ocean warmest in Lynn?

With an average ocean temperature of 67.6°F (19.8°C), August is the month with the warmest seawater. Swimming in 67.6°F (19.8°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the month with the shortest days in Lynn?

December has the shortest days of the year in Lynn, Massachusetts, with an average of 9.1h of daylight.
Average rainfall - Lynn, MA
Average sea temperature - Lynn, MA

The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).

Average daylight - Lynn, MA

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).