Climate and monthly weather forecast
Castlewood, VA

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Weather in January

January, like December, in Castlewood, Virginia, is another cold winter month, with temperature in the range of an average low of 25.7°F (-3.5°C) and an average high of 40.5°F (4.7°C). Castlewood's coldest temperatures are experienced in January, with average high temperatures of 40.5°F (4.7°C) and lows of 25.7°F (-3.5°C). Weather in January »

Weather in February

February, the last month of the winter in Castlewood, is a frosty month, with an average temperature varying between 45.1°F (7.3°C) and 29.1°F (-1.6°C). The shift into February records an average high-temperature of a chilly 45.1°F (7.3°C), subtly varied from January's 40.5°F (4.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Castlewood, Virginia, with temperature in the range of an average low of 35.4°F (1.9°C) and an average high of 53.2°F (11.8°C). March's arrival coincides with a marginal rise in the average high-temperature, moving from February's frosty 45.1°F (7.3°C) to a cool 53.2°F (11.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Castlewood, Virginia, with an average temperature fluctuating between 64.4°F (18°C) and 44.2°F (6.8°C). Noticing a change, the average high-temperature during April moves from March's fresh 53.2°F (11.8°C) to an enjoyable 64.4°F (18°C). Weather in April »

Weather in May

May, the last month of the spring in Castlewood, is a moderately hot month, with an average temperature fluctuating between 51.6°F (10.9°C) and 73.4°F (23°C). May witnesses an increase in the average high-temperature, moving from a comfortable 64.4°F (18°C) in April to a moderately hot 73.4°F (23°C). Weather in May »

Weather in June

June, the first month of the summer in Castlewood, is also a moderately hot month, with temperature in the range of an average low of 57.6°F (14.2°C) and an average high of 80.6°F (27°C). The beginning of June signals a minor rise in the average high-temperature, moving from 73.4°F (23°C) in May to a still moderately hot 80.6°F (27°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Castlewood, Virginia, with temperature in the range of an average low of 60.4°F (15.8°C) and an average high of 83.5°F (28.6°C). Castlewood's warmest temperatures are experienced in July, with average high temperatures of 83.5°F (28.6°C) and lows of 60.4°F (15.8°C). July's heat index is estimated at a tropical 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in Castlewood, is another warm month, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 58.8°F (14.9°C). The advent of August presents an average high-temperature of a still moderately hot 82.8°F (28.2°C), maintaining a close correlation with the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Castlewood, Virginia, with an average temperature ranging between max 77.2°F (25.1°C) and min 54.5°F (12.5°C). With the arrival of September, Castlewood notices a mild change in the average high-temperature, sliding from August's moderately hot 82.8°F (28.2°C) to a still warm 77.2°F (25.1°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Castlewood, Virginia, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 65.5°F (18.6°C). October's arrival coincides with a drop in the average high-temperature, decreasing from September's warm 77.2°F (25.1°C) to a comfortable 65.5°F (18.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Castlewood, is another cool month, with an average temperature ranging between min 35.6°F (2°C) and max 53.2°F (11.8°C). Transition from October to November is accompanied by a temperature drop, with average high-temperatures decreasing from a refreshing 65.5°F (18.6°C) to a fresh 53.2°F (11.8°C). Weather in November »

Weather in December

December, the first month of the winter in Castlewood, is also a frosty month, with temperature in the range of an average low of 32°F (0°C) and an average high of 45.3°F (7.4°C). The onset of December results in a small decrease in the average high-temperature, moderately receding from a fresh 53.2°F (11.8°C) in November to a chilly 45.3°F (7.4°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Castlewood?

January is the month when Castlewood, Virginia, sees the average lowest temperatures, with a high of 40.5°F (4.7°C) and a low of 25.7°F (-3.5°C).

How much does it rain in Castlewood?

Throughout the year, there are 197.7 rainfall days, and 36.69" (932mm) of precipitation is accumulated.

When does it snow in Castlewood?

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

How much does it snow in Castlewood?

Throughout the year, in Castlewood, Virginia, there are 41.9 snowfall days, and 19.8" (503mm) of snow is accumulated.

What is the month with the least sunshine in Castlewood?

The month with the least sunshine is January, with an average of 4.4h of sunshine.

When is the lowest UV index in Castlewood?

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

What is the most humid month in Castlewood?

The most humid month in Castlewood is February, with an average relative humidity of 81%.

What is the wettest month in Castlewood?

February is the month with the most rainfall. Rain falls for 13.4 days and accumulates 3.86" (98mm) of precipitation.

What is the snowiest month in Castlewood?

February is the month with the most snowfall. Snow falls for 10.4 days and accumulates 5.08" (129mm) of snow.

When is Daylight Saving Time (DST) in Castlewood?

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

In Castlewood, Virginia, snow does not fall in May through September.

When are the longest days in Castlewood?

The month with the longest days in Castlewood is June, with an average of 14h and 42min of daylight.

What are the months with the most sunshine in Castlewood?

June and August, with an average of 10.1h of sunshine, are months with the most sunshine in Castlewood, Virginia.

What is the month with the highest UV index in Castlewood?

The months with the highest UV index in Castlewood, Virginia, are June and August, with an average maximum UV index of 6.

What are the warmest months in Castlewood?

July tends to be the warmest month, with temperatures averaging a daily high of 83.5°F (28.6°C) and a low of 60.4°F (15.8°C).

What is the driest month in Castlewood?

September is the month with the least rainfall. Rain falls for 16.6 days and accumulates 2.01" (51mm) of precipitation.

What is the least humid month in Castlewood?

November is the least humid month in Castlewood, with an average relative humidity of 76%.

What is the month with the shortest days in Castlewood?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

Average temperature
Castlewood, VA

Average temperature - Castlewood, VA

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (40.5°F).

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure
Castlewood, VA

Average pressure - Castlewood, VA

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

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Average wind speed
Castlewood, VA

Average wind speed - Castlewood, VA

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity
Castlewood, VA

Average humidity - Castlewood, VA

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is November (76%).

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Average rainfall
Castlewood, VA

Average rainfall - Castlewood, VA

The wettest month (with the highest rainfall) is February (3.86").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days
Castlewood, VA

Average rainfall days - Castlewood, VA

The months with the highest number of rainy days are May and July (21.1 days).
The month with the least rainy days is November (11.6 days).

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Average snowfall
Castlewood, VA

Average snowfall - Castlewood, VA

The month with the highest snowfall is February (5.08").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Castlewood, VA

Average snowfall days - Castlewood, VA

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Castlewood, VA

Average daylight / Average sunshine - Castlewood, VA

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days
Castlewood, VA

Average sunshine days - Castlewood, VA

The months with the most sunshine days are October and November (15 days).
The month with the least sunshine days is February (7.7 days).

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Average UV index
Castlewood, VA

Average UV index - Castlewood, VA

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

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Average visibility
Castlewood, VA

Average visibility - Castlewood, VA

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

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Castlewood, Virginia, USA

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