Climate and monthly weather forecast
Williamstown, GA

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Weather in January

January, like December, is another chilly winter month in Williamstown, Georgia, with an average temperature varying between 30.2°F (-1°C) and 45.1°F (7.3°C). January, recording an average high temperature of 45.1°F (7.3°C) and a low temperature of 30.2°F (-1°C), is Williamstown's coldest month. Weather in January »

Weather in February

February, the last month of the winter in Williamstown, is a cool month, with an average temperature ranging between max 50°F (10°C) and min 34.3°F (1.3°C). The ushering in of February brings an average high-temperature of a cool 50°F (10°C), closely mirroring the 45.1°F (7.3°C) of January. Weather in February »

Weather in March

March, the first month of the spring in Williamstown, is a mild month, with temperature in the range of an average low of 40.3°F (4.6°C) and an average high of 57.4°F (14.1°C). The shift from February to March introduces a subtle increase in the average high-temperature, moving from a cool 50°F (10°C) to a refreshing 57.4°F (14.1°C). Weather in March »

Weather in April

April in Williamstown, Georgia, is a comfortable spring month, with an average temperature ranging between max 67.3°F (19.6°C) and min 47.8°F (8.8°C). The start of April brings a shift in the average high-temperature, increasing from March's moderate 57.4°F (14.1°C) to an enjoyable 67.3°F (19.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Williamstown, Georgia, with an average temperature fluctuating between 55°F (12.8°C) and 75°F (23.9°C). As May sets, the average high-temperature shows a slight increase, moving up from an enjoyable 67.3°F (19.6°C) in April to a warm 75°F (23.9°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Williamstown, Georgia, with an average temperature varying between 61.3°F (16.3°C) and 82.6°F (28.1°C). June brings a slight increase in the average high-temperature, progressing from a warm 75°F (23.9°C) in May to a still moderately hot 82.6°F (28.1°C). Weather in June »

Weather in July

July, like June, in Williamstown, Georgia, is a moderately hot summer month, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 84.9°F (29.4°C). With average high and low temperatures of 84.9°F (29.4°C) and 64°F (17.8°C) respectively, July is Williamstown's warmest month. The average heat index in July is computed to be a very hot 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Williamstown, Georgia, with an average temperature fluctuating between 63.7°F (17.6°C) and 84.4°F (29.1°C). The onset of August brings with it an average high-temperature of a still moderately hot 84.4°F (29.1°C), showing a negligible variation from the month before. Weather in August »

Weather in September

September, the first month of the autumn in Williamstown, is still a warm month, with an average temperature varying between 79.3°F (26.3°C) and 59.5°F (15.3°C). Williamstown, Georgia, marks the onset of September with an average high-temperature of a still warm 79.3°F (26.3°C), subtly divergent from August's 84.4°F (29.1°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Williamstown, Georgia, with an average temperature fluctuating between 68.5°F (20.3°C) and 48.4°F (9.1°C). Williamstown's weather in October involves a decrease in the average high-temperature, moving down from September's warm 79.3°F (26.3°C) to a pleasant 68.5°F (20.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Williamstown, Georgia, with temperature in the range of an average high of 57°F (13.9°C) and an average low of 39.2°F (4°C). The start of November involves a temperature drop, moving from an agreeable 68.5°F (20.3°C) in October to a moderate 57°F (13.9°C). Weather in November »

Weather in December

December, the first month of the winter in Williamstown, is still a cool month, with an average temperature fluctuating between 50°F (10°C) and 35.4°F (1.9°C). December sees a slight reduction in average high-temperature, with a shift from a refreshing 57°F (13.9°C) in November to a fresh 50°F (10°C). Weather in December »
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Frequently asked questions

What are the coldest months in Williamstown?

January is Williamstown's coldest month, registering average high temperatures of 45.1°F (7.3°C) and lows of 30.2°F (-1°C).

How much does it rain in Williamstown?

Throughout the year, in Williamstown, Georgia, there are 190.7 rainfall days, and 47.32" (1202mm) of precipitation is accumulated.

When does it snow in Williamstown?

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

How much does it snow in Williamstown?

In Williamstown, Georgia, during the entire year, snow falls for 14.7 days and aggregates up to 6.38" (162mm) of snow.

What is the month with the lowest UV index in Williamstown?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Williamstown, Georgia.

When does it snow the most in Williamstown?

February is the month with the most snowfall in Williamstown. Snow falls for 3.7 days and accumulates 2.13" (54mm) of snow.

When is Daylight Saving Time (DST) in Williamstown?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Williamstown, 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 in Williamstown?

May through September are months without snowfall.

What are the months with the highest UV index in Williamstown?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Williamstown.

When are the longest days in Williamstown?

With an average of 14h and 30min of daylight, June has the longest days of the year.

What month has the most sunshine in Williamstown?

The month with the most sunshine is June, with an average of 10.4h of sunshine.

What month is the hottest in Williamstown?

July is the warmest month of the year in Williamstown, registering average temperatures as high as 84.9°F (29.4°C) and as low as 64°F (17.8°C).

What is the driest month in Williamstown?

The month with the least rainfall is September, when the rain falls for 14.9 days and typically collects 2.91" (74mm) of precipitation.

What are the least humid months in Williamstown?

October and November, with an average relative humidity of 76%, are the least humid months in Williamstown.

What is the most humid month in Williamstown?

The most humid month is December, with an average relative humidity of 81%.

What is the rainiest month in Williamstown?

December is the month with the most rainfall in Williamstown. Rain falls for 14.5 days and accumulates 4.8" (122mm) of precipitation.

What is the month with the shortest days in Williamstown?

The month with the shortest days is December, with an average of 9h and 54min of daylight.

What is the month with the least sunshine in Williamstown?

The month with the least sunshine in Williamstown, Georgia, is December, with an average of 5h of sunshine.

Average pressure
Williamstown, GA

Average pressure - Williamstown, GA

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed
Williamstown, GA

Average wind speed - Williamstown, GA

The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity
Williamstown, GA

Average humidity - Williamstown, GA

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (76%).

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Average rainfall
Williamstown, GA

Average rainfall - Williamstown, GA

The wettest month (with the highest rainfall) is December (4.8").
The driest month (with the least rainfall) is September (2.91").

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Average rainfall days
Williamstown, GA

Average rainfall days - Williamstown, GA

The months with the highest number of rainy days are June and July (19.8 days).
The month with the least rainy days is November (11.3 days).

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Average snowfall
Williamstown, GA

Average snowfall - Williamstown, GA

The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Williamstown, GA

Average snowfall days - Williamstown, GA

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Williamstown, GA

Average daylight / Average sunshine - Williamstown, GA

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days
Williamstown, GA

Average sunshine days - Williamstown, GA

The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (8 days).

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Average UV index
Williamstown, GA

Average UV index - Williamstown, GA

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

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Average visibility
Williamstown, GA

Average visibility - Williamstown, GA

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

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Williamstown, Georgia, USA

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