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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 Brook Hollow, Maryland, is a wintry winter month, with an average temperature fluctuating between 24.8°F (-4°C) and 37.8°F (3.2°C). January, known for its average high temperature of 37.8°F (3.2°C) and an average low temperature of 24.8°F (-4°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Brook Hollow, is another cold month, with an average temperature ranging between max 42.1°F (5.6°C) and min 27°F (-2.8°C). With the start of February, Brook Hollow measures an average high-temperature of a still wintry 42.1°F (5.6°C), not significantly differing from January's 37.8°F (3.2°C). Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Brook Hollow, Maryland, with temperature in the range of an average low of 34.3°F (1.3°C) and an average high of 50.5°F (10.3°C). With the onset of March, Brook Hollow's average high-temperature sees a modest rise, moving from February's wintry 42.1°F (5.6°C) to a fresh 50.5°F (10.3°C). Weather in March »
Weather in April
April is a refreshing spring month in Brook Hollow, Maryland, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 44.2°F (6.8°C). Brook Hollow's April weather shows an increase in high-temperatures, moving from March's cool 50.5°F (10.3°C) to an enjoyable 63°F (17.2°C). Weather in April »
Weather in May
May, the last month of the spring in Brook Hollow, is a pleasant month, with an average temperature fluctuating between 72.7°F (22.6°C) and 54.5°F (12.5°C). The start of May brings a rise in the average high-temperature, moving from an enjoyable 63°F (17.2°C) in April to an agreeable 72.7°F (22.6°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Brook Hollow, Maryland, with an average temperature varying between 61.3°F (16.3°C) and 80.2°F (26.8°C). June's arrival coincides with a subtle temperature rise, moving from May's pleasant 72.7°F (22.6°C) to a warm 80.2°F (26.8°C). Weather in June »
Weather in July
July, like June, in Brook Hollow, Maryland, is a moderately hot summer month, with an average temperature fluctuating between 85.6°F (29.8°C) and 66.6°F (19.2°C). July is the month when Brook Hollow's temperatures reach their peak, with averages of 85.6°F (29.8°C) and lows of 66.6°F (19.2°C). July's mean heat index is computed to be a sweltering 96.8°F (36°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Brook Hollow, Maryland, with an average temperature varying between 64.9°F (18.3°C) and 82.9°F (28.3°C). Brook Hollow experiences a subtle adjustment in high-temperatures to a still moderately hot 82.9°F (28.3°C) with the onset of August, maintaining near parity with July's 85.6°F (29.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Brook Hollow, is still a warm month, with an average temperature fluctuating between 58.6°F (14.8°C) and 76.5°F (24.7°C). The commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 82.9°F (28.3°C) to a still warm 76.5°F (24.7°C). Weather in September »
Weather in October
October, like September, in Brook Hollow, Maryland, is another comfortable autumn month, with temperature in the range of an average low of 48°F (8.9°C) and an average high of 64.6°F (18.1°C). Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 76.5°F (24.7°C) to an enjoyable 64.6°F (18.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Brook Hollow, Maryland, with an average temperature varying between 52.3°F (11.3°C) and 37°F (2.8°C). The arrival of November signals a shift in temperature, down from a comfortable 64.6°F (18.1°C) in October to a fresh 52.3°F (11.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Brook Hollow, Maryland, with an average temperature ranging between max 43.5°F (6.4°C) and min 31.1°F (-0.5°C). As December begins, there is a minor decrease in the average high-temperature, softly falling from a fresh 52.3°F (11.3°C) in November to a chilly 43.5°F (6.4°C). Weather in December »
Updated: Aug 27, 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 are the coldest months?
In Brook Hollow, January records the average lowest temperatures, peaking at 37.8°F (3.2°C) and reaching a low of 24.8°F (-4°C).
What is the driest month in Brook Hollow?
The month with the least rainfall is January, when the rain falls for 8.3 days and typically collects 1.93" (49mm) of precipitation.
How many days does it rain?
Throughout the year, there are 158.7 rainfall days, and 30.91" (785mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
How much does it snow?
Throughout the year, there are 21.3 snowfall days, and 13.31" (338mm) of snow is accumulated.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.9h of sunshine.
When does it snow the most?
March is the month with the most snowfall. Snow falls for 4.5 days and accumulates 4.09" (104mm) 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.
What is the least humid month?
April and July, with an average relative humidity of 74%, are the least humid months.
What are the most humid months?
May and October, with an average relative humidity of 79%, are most humid months.
What are the months with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
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 54min of daylight.
What are the warmest months?
July tends to be the warmest month, with temperatures averaging a daily high of 85.6°F (29.8°C) and a low of 66.6°F (19.2°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.8h of sunshine.
What is the wettest month?
August is the month with the most rainfall. Rain falls for 16.8 days and accumulates 3.82" (97mm) 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
Brook Hollow, MD
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure
Brook Hollow, 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:
30.06"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
Brook Hollow, MD
- Average wind speed in January:
8mph - Average wind speed in February:
8mph - Average wind speed in March:
8.1mph - Average wind speed in April:
8mph - Average wind speed in May:
6.4mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7mph - Average wind speed in December:
7.3mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity
Brook Hollow, MD
The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall
Brook Hollow, MD
- Average rainfall in January:
1.93" - Average rainfall in February:
2.01" - Average rainfall in March:
2.28" - Average rainfall in April:
2.64" - Average rainfall in May:
3.19" - Average rainfall in June:
2.52"
- Average rainfall in July:
3.23" - Average rainfall in August:
3.82" - Average rainfall in September:
2.17" - Average rainfall in October:
2.48" - Average rainfall in November:
2.4" - Average rainfall in December:
2.24"
The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days
Brook Hollow, MD
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
9.2 days - Average rainfall days in March:
12.7 days - Average rainfall days in April:
15.6 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
16.2 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
14.3 days - Average rainfall days in October:
11.6 days - Average rainfall days in November:
9.6 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall
Brook Hollow, MD
The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Brook Hollow, MD
- Average snowfall days in January:
6.3 days - Average snowfall days in February:
5.8 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
0.3 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:
0.2 days - Average snowfall days in November:
0.6 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Brook Hollow, 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 0min - 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 0min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 4min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 5min - 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: 4h and 54min).
Average sunshine days
Brook Hollow, MD
- Average sunshine days in January:
17.9 days - Average sunshine days in February:
14.5 days - Average sunshine days in March:
14 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
12.1 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
14.2 days - Average sunshine days in October:
16.9 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
17.6 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.8 days).
Average UV index
Brook Hollow, 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, February, November and December (UV index 2).
Average cloud cover
Brook Hollow, MD
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Brook Hollow, 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).
Brook Hollow, Maryland, USA
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