Climate and monthly weather forecast
Williamsburg, MA

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Weather in January

January, like December, is another subzero cold winter month in Williamsburg, Massachusetts, with an average temperature varying between 18°F (-7.8°C) and 30.4°F (-0.9°C). The month of January, characterized by an average high of 30.4°F (-0.9°C) and a low of 18°F (-7.8°C), is recognized as the coldest. Weather in January »

Weather in February

February, the last month of the winter in Williamsburg, is a cold month, with an average temperature ranging between max 33.4°F (0.8°C) and min 18.7°F (-7.4°C). Williamsburg's February showcases an average high-temperature of a wintry 33.4°F (0.8°C), hardly distinct from January's 30.4°F (-0.9°C). Weather in February »

Weather in March

March, the first month of the spring in Williamsburg, is also an icy month, with temperature in the range of an average low of 27°F (-2.8°C) and an average high of 41.7°F (5.4°C). March brings a slight rise in Williamsburg's average high-temperature, moving from an icy 33.4°F (0.8°C) in February to a still wintry 41.7°F (5.4°C). Weather in March »

Weather in April

April is a cool spring month in Williamsburg, Massachusetts, with an average temperature varying between 37.2°F (2.9°C) and 55°F (12.8°C). April's onset brings a rise in the average high-temperature, moving from a cold 41.7°F (5.4°C) in March to a fresh 55°F (12.8°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Williamsburg, Massachusetts, with an average temperature varying between 47.5°F (8.6°C) and 67.6°F (19.8°C). The start of May brings a shift in the average high-temperature, increasing from April's fresh 55°F (12.8°C) to a comfortable 67.6°F (19.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Williamsburg, Massachusetts, with an average temperature varying between 54.3°F (12.4°C) and 75.2°F (24°C). June's arrival coincides with a subtle temperature rise, moving from May's comfortable 67.6°F (19.8°C) to a warm 75.2°F (24°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Williamsburg, Massachusetts, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 81.7°F (27.6°C). Williamsburg's warmest temperatures are experienced in July, with average high temperatures of 81.7°F (27.6°C) and lows of 60.8°F (16°C). July's mean heat index is appraised at a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Williamsburg, Massachusetts, with temperature in the range of an average low of 59°F (15°C) and an average high of 79.3°F (26.3°C). The arrival of August coincides with an average high-temperature of a still warm 79.3°F (26.3°C), indicating a minimal shift from July's 81.7°F (27.6°C). Weather in August »

Weather in September

September, the first month of the autumn in Williamsburg, is still a pleasant month, with an average temperature ranging between max 72°F (22.2°C) and min 52.7°F (11.5°C). The onset of September is marked by a minor decrease in temperature, transitioning from a moderately hot 79.3°F (26.3°C) in August to an agreeable 72°F (22.2°C). Weather in September »

Weather in October

October, the same as September, in Williamsburg, Massachusetts, is another mild autumn month, with temperature in the range of an average high of 58.8°F (14.9°C) and an average low of 43.7°F (6.5°C). October brings a minor decrease, with the average high-temperature reducing from an agreeable 72°F (22.2°C) in September to a moderate 58.8°F (14.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Williamsburg, is another chilly month, with an average temperature varying between 33.1°F (0.6°C) and 46.9°F (8.3°C). A decrease in the average high-temperature is observed during November, shifting from a mild 58.8°F (14.9°C) in October to a frosty 46.9°F (8.3°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Williamsburg, Massachusetts, with temperature in the range of an average high of 36°F (2.2°C) and an average low of 24.8°F (-4°C). Williamsburg's average high-temperature decreases in December, falling from a chilly 46.9°F (8.3°C) in November to a cold 36°F (2.2°C). Weather in December »

Frequently asked questions

What part of the year is the coldest?

Williamsburg witnesses the coldest weather in January, with temperatures averaging a high of 30.4°F (-0.9°C) and a low of 18°F (-7.8°C).

How much does it rain in Williamsburg?

Throughout the year, there are 134.1 rainfall days, and 14.84" (377mm) of precipitation is accumulated.

When does it snow?

January through May, November and December are months with snowfall.

How many days does it snow?

Throughout the year, there are 28.6 snowfall days, and 6.5" (165mm) of snow is accumulated.

What are the months with the lowest UV index?

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

What is the most humid month?

The most humid month is February, with an average relative humidity of 82%.

What is the driest month?

The month with the least rainfall is February, when the rain falls for 9.2 days and typically collects 0.91" (23mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 7.7 days and typically aggregates up to 1.85" (47mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 4.6h of sunshine.

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.

What is the least humid month?

April is the least humid month in Williamsburg, with an average relative humidity of 72%.

When it does not snow?

In Williamsburg, snow does not fall in June through October.

When are the longest days?

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

What is the month with the highest UV index?

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

What part of the year is the hottest?

In Williamsburg, temperatures reach their average annual highs in July, measuring 81.7°F (27.6°C) and a minimum average of 60.8°F (16°C).

What is the month with the most sunshine?

July and August, with an average of 10.3h of sunshine, are months with the most sunshine.

What is the wettest month?

The month with the most rainfall is October, when the rain falls for 11.7 days and typically aggregates up to 1.61" (41mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

Average temperature
Williamsburg, MA

Average temperature - Williamsburg, MA

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.4°F).

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure
Williamsburg, MA

Average pressure - Williamsburg, MA

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Williamsburg, MA

Average wind speed - Williamsburg, MA

The windiest months (with the highest average wind speed) are January, February and March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity
Williamsburg, MA

Average humidity - Williamsburg, MA

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).

Average rainfall
Williamsburg, MA

Average rainfall - Williamsburg, MA

The wettest month (with the highest rainfall) is October (1.61").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days
Williamsburg, MA

Average rainfall days - Williamsburg, MA

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (8.5 days).

Average snowfall
Williamsburg, MA

Average snowfall - Williamsburg, MA

The month with the highest snowfall is February (1.85").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Williamsburg, MA

Average snowfall days - Williamsburg, MA

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Williamsburg, MA

Average daylight / Average sunshine - Williamsburg, 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 6min).

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days
Williamsburg, MA

Average sunshine days - Williamsburg, MA

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (13.7 days).

Average UV index
Williamsburg, MA

Average UV index - Williamsburg, MA

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

Average visibility
Williamsburg, MA

Average visibility - Williamsburg, MA

The months with the highest visibility are January, March, April, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August, September and October (5mi).

Williamsburg, Massachusetts, USA

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