Climate and monthly weather forecast
Bourne, MA

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Weather in January

January, like December, in Bourne, Massachusetts, is another cold winter month, with an average temperature ranging between max 36.9°F (2.7°C) and min 27.7°F (-2.4°C). Bourne's coldest month, January, registers temperatures that range from a high of 36.9°F (2.7°C) to a low of 27.7°F (-2.4°C). Weather in January »

Weather in February

February, the last month of the winter in Bourne, is also a wintry month, with temperature in the range of an average low of 28.6°F (-1.9°C) and an average high of 37.9°F (3.3°C). The unfolding of February shows an average high-temperature of a still wintry 37.9°F (3.3°C), indicating a slight variance from January's 36.9°F (2.7°C). Weather in February »

Weather in March

The first month of the spring, March, is also an icy month in Bourne, Massachusetts, with an average temperature varying between 33.8°F (1°C) and 42.3°F (5.7°C). Bourne, Massachusetts, in March witnesses an average high-temperature of a still wintry 42.3°F (5.7°C), indicating a slight variation from February's 37.9°F (3.3°C). Weather in March »

Weather in April

April is a fresh spring month in Bourne, Massachusetts, with temperature in the range of an average high of 50.5°F (10.3°C) and an average low of 41.9°F (5.5°C). April signals a minor shift in the average high-temperature, moving from March's wintry 42.3°F (5.7°C) to a cool 50.5°F (10.3°C). Weather in April »

Weather in May

May, the last month of the spring in Bourne, is a moderate month, with an average temperature varying between 59.5°F (15.3°C) and 50.7°F (10.4°C). The shift into May is characterized by a rise in the average high-temperature, transitioning from April's cool 50.5°F (10.3°C) to a moderate 59.5°F (15.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a refreshing month in Bourne, Massachusetts, with temperature in the range of an average low of 58.5°F (14.7°C) and an average high of 67.6°F (19.8°C). Bourne's weather shows a minor temperature rise with the arrival of June, moving from a moderate 59.5°F (15.3°C) in May to an enjoyable 67.6°F (19.8°C). Weather in June »

Weather in July

July in Bourne, Massachusetts, is a warm summer month, with temperature in the range of an average low of 66.4°F (19.1°C) and an average high of 75.6°F (24.2°C). Bourne's warmest temperatures are experienced in July, with average high temperatures of 75.6°F (24.2°C) and lows of 66.4°F (19.1°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Bourne, Massachusetts, with temperature in the range of an average high of 75.2°F (24°C) and an average low of 66.7°F (19.3°C). An average high-temperature of a still moderately hot 75.2°F (24°C) marks August, exhibiting a close resemblance to the conditions in July. Weather in August »

Weather in September

September, the first month of the autumn in Bourne, is also an agreeable month, with an average temperature ranging between max 68.9°F (20.5°C) and min 61.2°F (16.2°C). September's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 75.2°F (24°C) in August to a pleasant 68.9°F (20.5°C). Weather in September »

Weather in October

October, the same as September, in Bourne, Massachusetts, is a moderate autumn month, with an average temperature varying between 52.3°F (11.3°C) and 60.1°F (15.6°C). A modest decline in the average high-temperature is seen during October, decreasing from an agreeable 68.9°F (20.5°C) in September to a moderate 60.1°F (15.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Bourne, is also a fresh month, with an average temperature ranging between max 50.9°F (10.5°C) and min 42.3°F (5.7°C). November involves a decrease in temperature, down from a mild 60.1°F (15.6°C) in October to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

December, the first month of the winter in Bourne, is also an icy month, with an average temperature ranging between max 42.4°F (5.8°C) and min 34.2°F (1.2°C). The onset of December entails a subtle temperature shift, as the average high-temperature eases from a cool 50.9°F (10.5°C) in November to a cold 42.4°F (5.8°C). Weather in December »

Frequently asked questions

What part of the year is the coldest?

The coldest period is January, when temperatures fluctuate between an average high of 36.9°F (2.7°C) and a low of 27.7°F (-2.4°C).

How much does it rain?

Throughout the year, there are 157.4 rainfall days, and 32.2" (818mm) of precipitation is accumulated.

When does it snow in Bourne?

Months with snowfall are January through April, October through December.

How much does it snow?

Throughout the year, there are 21.7 snowfall days, and 8.43" (214mm) of snow is accumulated.

When is the lowest UV index?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the snowiest month?

The months with the most snowfall are February and March, with an average 2.28" (58mm) of accumulated snow.

What are the months with the least sunshine?

February and December, with an average of 4.8h of sunshine, are months with the least sunshine in Bourne.

What is the least humid month in Bourne?

The months with the lowest humidity are March and November, with an average relative humidity of 74%.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow?

May through September are months without snowfall in Bourne.

What is the most humid month?

June and July, with an average relative humidity of 81%, are most humid months in Bourne.

When are the longest days?

June has the longest days of the year, with an average of 15h and 12min of daylight.

What part of the year is the hottest?

In Bourne, July is the month with the highest recorded average temperatures, measuring a high of 75.6°F (24.2°C) and a low of 66.4°F (19.1°C).

What are the months with the highest UV index?

The months with the highest UV index are July and August, with an average maximum UV index of 6.

What month has the most sunshine?

With an average of 10.7h of sunshine, August has the most sunshine of the year.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.81" (46mm) of precipitation.

What is the rainiest month?

The month with the most rainfall is December, when the rain falls for 12.5 days and typically aggregates up to 3.58" (91mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

Average temperature
Bourne, MA

Average temperature - Bourne, MA

The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (36.9°F).

The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure
Bourne, MA

Average pressure - Bourne, MA

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Bourne, MA

Average wind speed - Bourne, MA

The windiest month (with the highest average wind speed) is January (13.7mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity
Bourne, MA

Average humidity - Bourne, MA

The months with the highest relative humidity are June and July (81%).
The months with the lowest relative humidity are March and November (74%).

Average rainfall
Bourne, MA

Average rainfall - Bourne, MA

The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days
Bourne, MA

Average rainfall days - Bourne, MA

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (9 days).

Average snowfall
Bourne, MA

Average snowfall - Bourne, MA

The months with the highest snowfall are February and March (2.28").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Bourne, MA

Average snowfall days - Bourne, MA

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Bourne, MA

Average daylight / Average sunshine - Bourne, MA

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days
Bourne, MA

Average sunshine days - Bourne, MA

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is April (12.5 days).

Average UV index
Bourne, MA

Average UV index - Bourne, MA

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average visibility
Bourne, MA

Average visibility - Bourne, MA

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Bourne, Massachusetts, USA

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