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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Castlewood, Virginia, is an icy winter month, with an average temperature varying between 25.7°F (-3.5°C) and 40.5°F (4.7°C). With its high average temperature of 40.5°F (4.7°C) and a low of 25.7°F (-3.5°C), January is regarded as the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Castlewood, Virginia, with temperature in the range of an average low of 29.1°F (-1.6°C) and an average high of 45.1°F (7.3°C). In February, the average high-temperature registers at a chilly 45.1°F (7.3°C), nearly identical to January's 40.5°F (4.7°C). Weather in February »
Weather in March
March, the first month of the spring in Castlewood, is a cool month, with an average temperature varying between 53.2°F (11.8°C) and 35.4°F (1.9°C). The beginning of March marks a minor shift in the average high-temperature, moving from February's frosty 45.1°F (7.3°C) to a fresh 53.2°F (11.8°C). Weather in March »
Weather in April
April is an enjoyable spring month in Castlewood, Virginia, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 64.4°F (18°C). In Castlewood, the average high-temperature in April increases from a cool 53.2°F (11.8°C) in March 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 warm month, with an average temperature ranging between max 73.4°F (23°C) and min 51.6°F (10.9°C). May sees a temperature increase, moving from an enjoyable 64.4°F (18°C) in April to a warm 73.4°F (23°C). Weather in May »
Weather in June
June, the first month of the summer in Castlewood, is still a warm 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 marks a minor shift in the average high-temperature, moving from May's moderately hot 73.4°F (23°C) to a still warm 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 an average temperature fluctuating between 83.5°F (28.6°C) and 60.4°F (15.8°C). July, with its high-temperature average of 83.5°F (28.6°C) and a low-temperature average of 60.4°F (15.8°C), is the warmest month. July's heat index is computed to be a tropical 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Castlewood, Virginia, with an average temperature fluctuating between 58.8°F (14.9°C) and 82.8°F (28.2°C). Castlewood records an average high-temperature of a still warm 82.8°F (28.2°C) as August arrives, nearly mirroring the previous month's climate. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Castlewood, Virginia, with temperature in the range of an average high of 77.2°F (25.1°C) and an average low of 54.5°F (12.5°C). September's arrival signals a moderate reduction in the average high-temperature, easing from 82.8°F (28.2°C) in August to a still moderately hot 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 an average temperature fluctuating between 45.3°F (7.4°C) and 65.5°F (18.6°C). During the transition into October, Castlewood observes a decrease in the average high-temperature, falling from a moderately hot 77.2°F (25.1°C) in September to a refreshing 65.5°F (18.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Castlewood, Virginia, with temperature in the range of an average low of 35.6°F (2°C) and an average high of 53.2°F (11.8°C). The commencement of November indicates a shift in the average high-temperature, receding from October's refreshing 65.5°F (18.6°C) to a cool 53.2°F (11.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Castlewood, Virginia, with an average temperature ranging between max 45.3°F (7.4°C) and min 32°F (0°C). December's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a fresh 53.2°F (11.8°C) in November to a frosty 45.3°F (7.4°C). Weather in December »
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
January proves to be the coldest month, recording an average maximum temperature of 40.5°F (4.7°C) and a minimum temperature of 25.7°F (-3.5°C).
How many days does it rain?
Throughout the year, there are 197.7 rainfall days, and 36.69" (932mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
How much does it snow?
In Castlewood, during the entire year, snow falls for 41.9 days and aggregates up to 19.8" (503mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.4h of sunshine.
What are the months with the lowest UV index in Castlewood?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the most humid month?
With an average relative humidity of 81%, February is the most humid month in Castlewood.
What is the rainiest month in Castlewood?
February is the month with the most rainfall in Castlewood. Rain falls for 13.4 days and accumulates 3.86" (98mm) of precipitation.
What is the snowiest month?
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)?
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.
When it does not snow?
May 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 42min of daylight.
What is the month with the most sunshine?
June and August, with an average of 10.1h of sunshine, are months with the most sunshine.
What are the months with the highest UV index?
June and August, with an average maximum UV index of 6, are months with the highest UV index.
What is the warmest month in Castlewood?
July, marked by an average high-temperature of 83.5°F (28.6°C) and a low-temperature of 60.4°F (15.8°C), is the warmest month.
What is the driest month?
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?
November is the least humid month, with an average relative humidity of 76%.
What is the month with the shortest days?
December has the shortest days of the year in Castlewood, with an average of 9h and 42min of daylight.
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).
Average pressure
Castlewood, VA
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.1"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30.02"Hg - Average pressure in August:
30.03"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.07"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed
Castlewood, VA
- Average wind speed in January:
6.6mph - Average wind speed in February:
6.6mph - Average wind speed in March:
6.5mph - Average wind speed in April:
6.9mph - Average wind speed in May:
5.6mph - Average wind speed in June:
4.8mph
- Average wind speed in July:
4.3mph - Average wind speed in August:
3.9mph - Average wind speed in September:
4.2mph - Average wind speed in October:
5.2mph - Average wind speed in November:
5.4mph - Average wind speed in December:
6mph
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).
Average humidity
Castlewood, VA
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is November (76%).
Average rainfall
Castlewood, VA
- Average rainfall in January:
2.91" - Average rainfall in February:
3.86" - Average rainfall in March:
2.99" - Average rainfall in April:
3.31" - Average rainfall in May:
3.31" - Average rainfall in June:
3.35"
- Average rainfall in July:
3.54" - Average rainfall in August:
2.72" - Average rainfall in September:
2.01" - Average rainfall in October:
2.91" - Average rainfall in November:
2.56" - Average rainfall in December:
3.23"
The wettest month (with the highest rainfall) is February (3.86").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days
Castlewood, VA
- Average rainfall days in January:
13.5 days - Average rainfall days in February:
13.4 days - Average rainfall days in March:
17.7 days - Average rainfall days in April:
17.4 days - Average rainfall days in May:
21.1 days - Average rainfall days in June:
19 days
- Average rainfall days in July:
21.1 days - Average rainfall days in August:
18.2 days - Average rainfall days in September:
16.6 days - Average rainfall days in October:
13.7 days - Average rainfall days in November:
11.6 days - Average rainfall days in December:
14.4 days
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).
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").
Average snowfall days
Castlewood, VA
- Average snowfall days in January:
11.3 days - Average snowfall days in February:
10.4 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
1.3 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
1 days - Average snowfall days in November:
3.4 days - Average snowfall days in December:
8.1 days
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).
Average daylight / Average sunshine
Castlewood, VA
- Average daylight in January:
10h and 0min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
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).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 1min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
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).
Average sunshine days
Castlewood, VA
- Average sunshine days in January:
10.6 days - Average sunshine days in February:
7.7 days - Average sunshine days in March:
9.2 days - Average sunshine days in April:
10.9 days - Average sunshine days in May:
8.2 days - Average sunshine days in June:
8.9 days
- Average sunshine days in July:
8.5 days - Average sunshine days in August:
10 days - Average sunshine days in September:
11.5 days - Average sunshine days in October:
15 days - Average sunshine days in November:
15 days - Average sunshine days in December:
12 days
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).
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).
Average cloud cover
Castlewood, VA
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 35).
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).
Castlewood, Virginia, USA
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