Colonial Beach
Virginia, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Colonial Beach, VA

January, like December, in Colonial Beach, Virginia, is another cold winter month, with average temperature fluctuating between 42.3°F (5.7°C) and 28.8°F (-1.8°C). January is the coldest month, with an average high-temperature of 42.3°F (5.7°C) and an average low-temperature of 28.8°F (-1.8°C). Weather in January »

February, the last month of the winter, in Colonial Beach, is a frosty month, with temperature in the range of an average low of 31.3°F (-0.4°C) and an average high of 46.9°F (8.3°C). In Colonial Beach, the average high-temperature is practically the same as in January - a frosty 46.9°F (8.3°C). Weather in February »

The first month of the spring, March, is a fresh month in Colonial Beach, Virginia, with average temperature ranging between max 53.8°F (12.1°C) and min 38.5°F (3.6°C). In Colonial Beach, the average high-temperature in March slightly increases, from a chilly 46.9°F (8.3°C) in February, to a fresh 53.8°F (12.1°C). Weather in March »

April in Colonial Beach, Virginia, is an enjoyable spring month, with average temperature fluctuating between 48.4°F (9.1°C) and 66.4°F (19.1°C). In April, the average high-temperature rises, from a fresh 53.8°F (12.1°C) in March, to a comfortable 66.4°F (19.1°C). Weather in April »

May, the last month of the spring, in Colonial Beach, is a warm month, with average temperature ranging between min 57.2°F (14°C) and max 75°F (23.9°C). In May, the average high-temperature marginally rises, from an enjoyable 66.4°F (19.1°C) in April, to a warm 75°F (23.9°C). Weather in May »

The first month of the summer, June, is also a moderately hot month in Colonial Beach, Virginia, with average temperature ranging between min 64.8°F (18.2°C) and max 82.8°F (28.2°C). In June, the average high-temperature marginally rises, from 75°F (23.9°C) in May, to a still warm 82.8°F (28.2°C). Weather in June »

July in Colonial Beach, Virginia, is a hot summer month, with average temperature ranging between max 87.4°F (30.8°C) and min 69.4°F (20.8°C). The warmest month is July, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.4°F (20.8°C). In July, the average heat index is calculated to a very hot 100.9°F (38.3°C). Weather in July »

August, the last month of the summer, in Colonial Beach, is also a moderately hot month, with average temperature ranging between min 67.8°F (19.9°C) and max 85.5°F (29.7°C). In Colonial Beach, the average high-temperature is relatively the same as in July - a moderately hot 85.5°F (29.7°C). Weather in August »

September, the first month of the autumn, in Colonial Beach, is also a moderately hot month, with average temperature ranging between max 79°F (26.1°C) and min 62.2°F (16.8°C). In Colonial Beach, Virginia, the average high-temperature slightly decreases, from a warm 85.5°F (29.7°C) in August, to a still moderately hot 79°F (26.1°C). Weather in September »

October, like September, in Colonial Beach, Virginia, is another comfortable autumn month, with average temperature ranging between min 52°F (11.1°C) and max 67.5°F (19.7°C). In October, the average high-temperature decreases, from a moderately hot 79°F (26.1°C) in September, to a comfortable 67.5°F (19.7°C). Weather in October »

November, the last month of the autumn, in Colonial Beach, is also a moderate month, with average temperature varying between 55.8°F (13.2°C) and 41°F (5°C). In November, the average high-temperature drops, from a comfortable 67.5°F (19.7°C) in October, to a mild 55.8°F (13.2°C). Weather in November »

December, the first month of the winter, in Colonial Beach, is still a chilly month, with average temperature fluctuating between 35.1°F (1.7°C) and 47.5°F (8.6°C). In December, the average high-temperature slightly decreases, from a moderate 55.8°F (13.2°C) in November, to a chilly 47.5°F (8.6°C). Weather in December »

What is the coldest month in Colonial Beach?

With an average high-temperature of 42.3°F (5.7°C) and an average low-temperature of 28.8°F (-1.8°C), January is the coldest month in Colonial Beach, Virginia.

How many days does it rain in Colonial Beach?

Throughout the year, in Colonial Beach, Virginia, there are 158.1 rainfall days, and 30.47" (774mm) of precipitation is accumulated.

When does it snow in Colonial Beach?

Months with snowfall in Colonial Beach, Virginia, are January through April, November and December.

How many days does it snow in Colonial Beach?

Throughout the year, in Colonial Beach, there are 12 snowfall days, and 6.73" (171mm) of snow is accumulated.

What is the snowiest month in Colonial Beach?

The month with the most snowfall in Colonial Beach, Virginia, is January when snow falls for 4 days and typically aggregates up to 1.85" (47mm) of snow.

What are the months with the lowest UV index in Colonial Beach?

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

When is the ocean coldest in Colonial Beach?

With an average ocean temperature of 47.1°F (8.4°C), February is the month with the coldest seawater.

What is the month with the least sunshine in Colonial Beach?

Months with the least sunshine in Colonial Beach, Virginia, are February and December, with an average of 5.1h of sunshine.

What is the least humid month in Colonial Beach?

With an average relative humidity of 73%, April is the least humid month in Colonial Beach.

What is the most humid month in Colonial Beach?

May and December, with an average relative humidity of 78%, are most humid months.

When it does not snow in Colonial Beach?

May through October are months without snowfall.

What are the months with the highest UV index in Colonial Beach?

Months with the highest UV index in Colonial Beach, Virginia, are May through August, with an average maximum UV index of 6.

When are the longest days in Colonial Beach?

The month with the longest days in Colonial Beach, Virginia, is June, with an average of 14.8h of daylight.

What is the warmest month in Colonial Beach?

With an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.4°F (20.8°C), July is the warmest month in Colonial Beach, Virginia.

What is the rainiest month in Colonial Beach?

Months with the most rainfall in Colonial Beach are July and August, with an average 3.19" (81mm) of precipitation.

What month has the most sunshine in Colonial Beach?

With an average of 10.6h of sunshine, July has the most sunshine of the year in Colonial Beach.

When is the ocean warmest in Colonial Beach?

August is the month with the warmest seawater, with an average ocean temperature of 78.4°F (25.8°C).

What is the driest month in Colonial Beach?

September is the month with the least rainfall. Rain falls for 13.3 days and accumulates 1.97" (50mm) of precipitation.

What is the month with the shortest days in Colonial Beach?

The month with the shortest days is December, with an average of 9.5h of daylight.
Average temperature - Colonial Beach, VA
Average humidity - Colonial Beach, VA
Average rainfall - Colonial Beach, VA

Wettest months (with the highest rainfall) are July and August (3.19").
The driest month (with the lowest rainfall) is September (1.97").

Average rainfall days - Colonial Beach, VA

The month with the highest number of rainy days is May (17.3 days).
The month with the lowest number of rainy days is January (9.4 days).

Average snowfall - Colonial Beach, VA

The month with the highest snowfall is January (1.85").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average snowfall days - Colonial Beach, VA

The month with the highest number of snowfall days is January (4 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature - Colonial Beach, VA

The best month for swimming (with the highest average sea temperature) is August (78.4°F).
The coldest month (with the lowest average sea temperature) is February (47.1°F).

Average daylight / Average sunshine - Colonial Beach, VA

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

The month with most sunshine is July (Average sunshine: 10.6h).
Months with least sunshine are February and December (Average sunshine: 5.1).

Average UV index - Colonial Beach, VA