Climate and monthly weather forecast
Williamsburg, CO

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Weather in January

January, the same as December, is an icy winter month in Williamsburg, Colorado, with an average temperature fluctuating between 19°F (-7.2°C) and 37°F (2.8°C). Williamsburg experiences its lowest average temperatures in January, reaching a peak of 37°F (2.8°C) and a minimum of 19°F (-7.2°C). Weather in January »

Weather in February

February, the last month of the winter in Williamsburg, is also an icy month, with an average temperature ranging between min 19.4°F (-7°C) and max 38.3°F (3.5°C). The onset of February brings an average high-temperature of a still cold 38.3°F (3.5°C), nearly matching the January temperature. Weather in February »

Weather in March

March, the first month of the spring in Williamsburg, is a chilly month, with temperature in the range of an average high of 48.4°F (9.1°C) and an average low of 27.9°F (-2.3°C). Williamsburg's weather in March shows a rise in the average high-temperature, moving up from February's icy 38.3°F (3.5°C) to a frosty 48.4°F (9.1°C). Weather in March »

Weather in April

April in Williamsburg, Colorado, is a mild spring month, with temperature in the range of an average high of 55.8°F (13.2°C) and an average low of 32.4°F (0.2°C). The onset of April brings a minor temperature shift, with the average high-temperature moving from a frosty 48.4°F (9.1°C) in March to a mild 55.8°F (13.2°C). Weather in April »

Weather in May

May, the last month of the spring in Williamsburg, is a comfortable month, with temperature in the range of an average high of 64.8°F (18.2°C) and an average low of 40.1°F (4.5°C). The arrival of May brings an increase in high-temperatures, moving from a refreshing 55.8°F (13.2°C) in April to a comfortable 64.8°F (18.2°C). Weather in May »

Weather in June

June, the first month of the summer in Williamsburg, is a warm month, with an average temperature fluctuating between 50.7°F (10.4°C) and 78.8°F (26°C). Williamsburg in June experiences an increase in the average high-temperature, moving from May's refreshing 64.8°F (18.2°C) to a warm 78.8°F (26°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Williamsburg, Colorado, with an average temperature fluctuating between 81.5°F (27.5°C) and 55.8°F (13.2°C). Williamsburg's July weather, marked by an average high temperature of 81.5°F (27.5°C) and an average low temperature of 55.8°F (13.2°C), is the warmest in the year. In July, the average heat index is calculated to be 82.4°F (28°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Williamsburg, Colorado, with an average temperature fluctuating between 54.5°F (12.5°C) and 79.7°F (26.5°C). August's presence records an average high-temperature of a still warm 79.7°F (26.5°C), closely mirroring July's climate. Weather in August »

Weather in September

September, the first month of the autumn in Williamsburg, is still a pleasant month, with an average temperature fluctuating between 48.2°F (9°C) and 73.2°F (22.9°C). September heralds a minor drop in average high-temperature, sliding from August's moderately hot 79.7°F (26.5°C) to an agreeable 73.2°F (22.9°C). Weather in September »

Weather in October

October, the same as September, in Williamsburg, Colorado, is another refreshing autumn month, with temperature in the range of an average high of 59.2°F (15.1°C) and an average low of 36.1°F (2.3°C). October's onset brings a reduction in the average high-temperature, from a pleasant 73.2°F (22.9°C) in September to a refreshing 59.2°F (15.1°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 48.4°F (9.1°C) and 26.6°F (-3°C). Arrival of November comes with a reduction in the average high-temperature, falling from a mild 59.2°F (15.1°C) in October to a frosty 48.4°F (9.1°C). Weather in November »

Weather in December

December, the first month of the winter in Williamsburg, is also an icy month, with an average temperature fluctuating between 38.3°F (3.5°C) and 18.5°F (-7.5°C). Welcoming December, Williamsburg observes a shift in the average high-temperature, falling from November's chilly 48.4°F (9.1°C) to a cold 38.3°F (3.5°C). Weather in December »
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January proves to be the coldest month, recording an average maximum temperature of 37°F (2.8°C) and a minimum temperature of 19°F (-7.2°C).

What is the most humid month?

January and February, with an average relative humidity of 69%, are most humid months.

What is the driest month?

The months with the least rainfall are January and November Rain falls for 3.3 days and accumulates 0.31" (8mm) of rain.

How many days does it rain in Williamsburg?

Throughout the year, there are 108.6 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

In Williamsburg, during the entire year, snow falls for 38 days and aggregates up to 23.94" (608mm) of snow.

What is the month with the lowest UV index?

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

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 8.8 days and typically aggregates up to 5.63" (143mm) of snow.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 7h 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 MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the least humid month?

June is the least humid month, with an average relative humidity of 40%.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 14h and 48min of daylight.

What month has the most sunshine?

With an average of 11.9h of sunshine, June has the most sunshine of the year.

What are the months with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the hottest time of year?

July is the warmest month, exhibiting average temperatures of 81.5°F (27.5°C) at the peak and 55.8°F (13.2°C) at the base.

What is the rainiest month?

The month with the most rainfall is July, when the rain falls for 19.5 days and typically aggregates up to 2.2" (56mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

Average temperature
Williamsburg, CO

Average temperature - Williamsburg, CO

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (37°F).

The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is December (18.5°F).

Average pressure
Williamsburg, CO

Average pressure - Williamsburg, CO

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is April (29.91"Hg).

Average wind speed
Williamsburg, CO

Average wind speed - Williamsburg, CO

The windiest months (with the highest average wind speed) are January, February and March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity
Williamsburg, CO

Average humidity - Williamsburg, CO

The months with the highest relative humidity are January and February (69%).
The month with the lowest relative humidity is June (40%).

Average rainfall
Williamsburg, CO

Average rainfall - Williamsburg, CO

The wettest month (with the highest rainfall) is July (2.2").
The driest months (with the least rainfall) are January and November (0.31").

Average rainfall days
Williamsburg, CO

Average rainfall days - Williamsburg, CO

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (2.7 days).

Average snowfall
Williamsburg, CO

Average snowfall - Williamsburg, CO

The month with the highest snowfall is February (5.63").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Williamsburg, CO

Average snowfall days - Williamsburg, CO

The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Williamsburg, CO

Average daylight / Average sunshine - Williamsburg, CO

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 7h and 0min).

Average sunshine days
Williamsburg, CO

Average sunshine days - Williamsburg, CO

The month with the most sunshine days is November (24.7 days).
The month with the least sunshine days is July (4.7 days).

Average UV index
Williamsburg, CO

Average UV index - Williamsburg, CO

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover
Williamsburg, CO

Average cloud cover - Williamsburg, CO

The months with the most cloud cover are February and April (Cloud cover 23).
The months with the least cloud cover are June, September, October and November (Cloud cover 14).

Average visibility
Williamsburg, CO

Average visibility - Williamsburg, CO

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).

Williamsburg, Colorado, USA

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