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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, the same as December, is another cold winter month in Green Wood Knolls, Maryland, with an average temperature varying between 39°F (3.9°C) and 26.2°F (-3.2°C). January, with average temperatures reaching a high of 39°F (3.9°C) and a low of 26.2°F (-3.2°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Green Wood Knolls, is a frosty month, with an average temperature varying between 28.8°F (-1.8°C) and 43.9°F (6.6°C). The transition from January to February brings an average high-temperature of a chilly 43.9°F (6.6°C), barely different from January's 39°F (3.9°C). Weather in February »
Weather in March
March, the first month of the spring in Green Wood Knolls, is a cool month, with an average temperature ranging between min 36.1°F (2.3°C) and max 52°F (11.1°C). The shift from February to March introduces a subtle increase in the average high-temperature, moving from a chilly 43.9°F (6.6°C) to a fresh 52°F (11.1°C). Weather in March »
Weather in April
April in Green Wood Knolls, Maryland, is a comfortable spring month, with an average temperature fluctuating between 46°F (7.8°C) and 64.2°F (17.9°C). Green Wood Knolls's transition into April is marked by a rise in the average high-temperature, advancing from a fresh 52°F (11.1°C) in March to a comfortable 64.2°F (17.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Green Wood Knolls, Maryland, with an average temperature varying between 55.8°F (13.2°C) and 73.9°F (23.3°C). With the transition into May, Green Wood Knolls experiences an increase in average high-temperatures, moving up from a comfortable 64.2°F (17.9°C) in April to a moderately hot 73.9°F (23.3°C). Weather in May »
Weather in June
June, the first month of the summer in Green Wood Knolls, is still a warm month, with temperature in the range of an average high of 81.7°F (27.6°C) and an average low of 63.9°F (17.7°C). As May gives way to June, the average high-temperature displays a slight ascent, adjusting from 73.9°F (23.3°C) to a still moderately hot 81.7°F (27.6°C). Weather in June »
Weather in July
July is a hot summer month in Green Wood Knolls, Maryland, with an average temperature fluctuating between 87.3°F (30.7°C) and 68.7°F (20.4°C). The month of July sees the highest average temperatures, reaching 87.3°F (30.7°C) at the peak and 68.7°F (20.4°C) at the low. The average heat index in July is estimated at a sweltering 98.6°F (37°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Green Wood Knolls, Maryland, with an average temperature ranging between min 67.6°F (19.8°C) and max 84.9°F (29.4°C). The onset of August brings an average high-temperature of a warm 84.9°F (29.4°C), nearly matching the July temperature. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Green Wood Knolls, Maryland, with an average temperature varying between 78.1°F (25.6°C) and 60.8°F (16°C). Green Wood Knolls records a mild change in average high-temperature during September, easing from a warm 84.9°F (29.4°C) in August to a still moderately hot 78.1°F (25.6°C). Weather in September »
Weather in October
October, like September, in Green Wood Knolls, Maryland, is another comfortable autumn month, with an average temperature varying between 50.2°F (10.1°C) and 65.8°F (18.8°C). Green Wood Knolls's transition into October involves a shift in temperature, receding from a warm 78.1°F (25.6°C) in September to an enjoyable 65.8°F (18.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Green Wood Knolls, is another cool month, with an average temperature varying between 53.4°F (11.9°C) and 38.8°F (3.8°C). The arrival of November indicates a decrease in the average high-temperature, moving from a refreshing 65.8°F (18.8°C) in October to a fresh 53.4°F (11.9°C). Weather in November »
Weather in December
December, the first month of the winter in Green Wood Knolls, is also a frosty month, with an average temperature fluctuating between 45.3°F (7.4°C) and 32.9°F (0.5°C). With the arrival of December, Green Wood Knolls experiences a modest decline in average high-temperatures, transitioning from a fresh 53.4°F (11.9°C) in November to a frosty 45.3°F (7.4°C). Weather in December »
Updated: Jun 4, 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 month is the coldest?
Temperature readings reach their annual highs in January, averaging 39°F (3.9°C) and a minimum average of 26.2°F (-3.2°C).
What is the driest month?
January is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.17" (55mm) of precipitation.
How much does it rain?
In Green Wood Knolls, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.
When does it snow?
January through April, November and December are months with snowfall.
What is the snowiest month?
The months with the most snowfall are January and March, with an average 3.03" (77mm) of accumulated snow.
How many days does it snow in Green Wood Knolls?
In Green Wood Knolls, during the entire year, snow falls for 17.1 days and aggregates up to 10.2" (259mm) of snow.
What is the month with the lowest UV index?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the month with the least sunshine?
The month with the least sunshine in Green Wood Knolls is February, with an average of 5h 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 EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the most humid months?
The months with the highest humidity are May, October and December, with an average relative humidity of 76%.
When it does not snow in Green Wood Knolls?
May through October are months without snowfall.
When is the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days in Green Wood Knolls?
With an average of 14h and 54min of daylight, June has the longest days of the year in Green Wood Knolls.
What time of the year is the hottest?
July, known for its average high temperature of 87.3°F (30.7°C) and an average low temperature of 68.7°F (20.4°C), is the warmest month.
What is the least humid month?
The least humid month is July, with an average relative humidity of 70%.
What month has the most sunshine?
With an average of 10.8h of sunshine, July has the most sunshine of the year.
What is the rainiest month?
August is the month with the most rainfall in Green Wood Knolls. Rain falls for 17.1 days and accumulates 4.13" (105mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Average temperature
Green Wood Knolls, MD
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure
Green Wood Knolls, MD
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Green Wood Knolls, MD
- Average wind speed in January:
7.8mph - Average wind speed in February:
7.9mph - Average wind speed in March:
8.1mph - Average wind speed in April:
8mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Green Wood Knolls, MD
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall
Green Wood Knolls, MD
- Average rainfall in January:
2.17" - Average rainfall in February:
2.2" - Average rainfall in March:
2.44" - Average rainfall in April:
2.87" - Average rainfall in May:
3.23" - Average rainfall in June:
2.68"
- Average rainfall in July:
3.23" - Average rainfall in August:
4.13" - Average rainfall in September:
2.24" - Average rainfall in October:
2.6" - Average rainfall in November:
2.44" - Average rainfall in December:
2.76"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days
Green Wood Knolls, MD
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13.8 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
15.6 days
- Average rainfall days in July:
17.5 days - Average rainfall days in August:
17.1 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
Green Wood Knolls, MD
The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Green Wood Knolls, MD
- Average snowfall days in January:
5.1 days - Average snowfall days in February:
5.1 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0 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:
0 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
2.9 days
The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Green Wood Knolls, MD
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - 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 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days
Green Wood Knolls, MD
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
14 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
11 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
11 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
15.6 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).
Average UV index
Green Wood Knolls, MD
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, November and December (UV index 2).
Average cloud cover
Green Wood Knolls, MD
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Green Wood Knolls, MD
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Green Wood Knolls, Maryland, USA
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