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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 Running Brook, Maryland, with an average temperature ranging between max 38.1°F (3.4°C) and min 26.1°F (-3.3°C). January, noted for its average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 26.1°F (-3.3°C), is considered the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Running Brook, Maryland, with an average temperature fluctuating between 42.4°F (5.8°C) and 28.6°F (-1.9°C). An average high-temperature of a still cold 42.4°F (5.8°C) marks February, exhibiting a close resemblance to the conditions in January. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Running Brook, Maryland, with temperature in the range of an average low of 35.8°F (2.1°C) and an average high of 51.1°F (10.6°C). With the onset of March, the average high-temperature subtly transitions from a cold 42.4°F (5.8°C) in February to a cool 51.1°F (10.6°C). Weather in March »
Weather in April
April is a refreshing spring month in Running Brook, Maryland, with temperature in the range of an average high of 63.1°F (17.3°C) and an average low of 45.9°F (7.7°C). The arrival of April brings an increase in high-temperatures, moving from a cool 51.1°F (10.6°C) in March to an enjoyable 63.1°F (17.3°C). Weather in April »
Weather in May
May, the last month of the spring in Running Brook, is an agreeable month, with an average temperature varying between 55.4°F (13°C) and 72.7°F (22.6°C). May brings a temperature change, with average high-temperatures moving from April's enjoyable 63.1°F (17.3°C) to an agreeable 72.7°F (22.6°C). Weather in May »
Weather in June
June, the first month of the summer in Running Brook, is a warm month, with an average temperature fluctuating between 80.6°F (27°C) and 64°F (17.8°C). June comes with a subtle rise, with the average high-temperature adjusting from an agreeable 72.7°F (22.6°C) in May to a moderately hot 80.6°F (27°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Running Brook, Maryland, with an average temperature varying between 85.8°F (29.9°C) and 68.9°F (20.5°C). July is the warmest month, with an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 68.9°F (20.5°C). Throughout July, the heat index is estimated at a fiery hot 95°F (35°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Running Brook, Maryland, with an average temperature fluctuating between 67.3°F (19.6°C) and 83.8°F (28.8°C). August notes an average high-temperature of a still moderately hot 83.8°F (28.8°C), subtly differing from July's 85.8°F (29.9°C). Weather in August »
Weather in September
September, the first month of the autumn in Running Brook, is also a moderately hot month, with an average temperature fluctuating between 60.6°F (15.9°C) and 77°F (25°C). During the shift to September, Running Brook records a mild decrease in average high-temperature, moving from a warm 83.8°F (28.8°C) in August to a still moderately hot 77°F (25°C). Weather in September »
Weather in October
October, like September, in Running Brook, Maryland, is another comfortable autumn month, with an average temperature varying between 50.2°F (10.1°C) and 65.1°F (18.4°C). In Running Brook, the average high-temperature in October drops from a warm 77°F (25°C) in September to a refreshing 65.1°F (18.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Running Brook, is another cool month, with temperature in the range of an average high of 53.1°F (11.7°C) and an average low of 38.8°F (3.8°C). November ushers in a slight temperature change, with average high-temperatures reducing from October's refreshing 65.1°F (18.4°C) to a cool 53.1°F (11.7°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Running Brook, Maryland, with an average temperature ranging between min 32.9°F (0.5°C) and max 44.2°F (6.8°C). December ushers in a minute temperature change, with average high-temperatures reducing from November's cool 53.1°F (11.7°C) to a chilly 44.2°F (6.8°C). Weather in December »
Updated: Aug 13, 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 part of the year is the coldest?
In Running Brook, January is the month with the lowest recorded average temperatures, measuring a high of 38.1°F (3.4°C) and a low of 26.1°F (-3.3°C).
What is the driest month?
The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.85" (47mm) of precipitation.
How much does it rain?
In Running Brook, during the entire year, the rain falls for 159.3 days and collects up to 30.31" (770mm) of precipitation.
When does it snow?
Months with snowfall in Running Brook are January through March, November and December.
How many days does it snow?
In Running Brook, during the entire year, snow falls for 15.9 days and aggregates up to 8.7" (221mm) of snow.
What is the month with the least sunshine?
January and February, with an average of 5.1h of sunshine, are months with the least sunshine.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 3.3 days and typically aggregates up to 3.03" (77mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Running Brook, 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?
The months with the lowest humidity are April and July, with an average relative humidity of 72%.
When it does not snow?
April through October are months without snowfall.
What are the most humid months?
The months with the highest humidity are May and October, with an average relative humidity of 77%.
What is the month with the highest UV index in Running Brook?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
June has the longest days of the year, with an average of 14h and 54min of daylight.
What time of the year is the hottest?
July, with average temperatures reaching a high of 85.8°F (29.9°C) and a low of 68.9°F (20.5°C), is the warmest month.
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 rainiest month?
August is the month with the most rainfall. Rain falls for 17.1 days and accumulates 4.06" (103mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Running Brook, MD
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure
Running Brook, MD
- Average pressure in January:
30.1"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:
29.94"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 (29.94"Hg).
Average wind speed
Running Brook, MD
- Average wind speed in January:
8.5mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.5mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.3mph - Average wind speed in September:
6.1mph - Average wind speed in October:
7.1mph - Average wind speed in November:
7.5mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Running Brook, MD
The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall
Running Brook, MD
- Average rainfall in January:
1.85" - Average rainfall in February:
1.97" - Average rainfall in March:
2.2" - Average rainfall in April:
2.36" - Average rainfall in May:
3.15" - Average rainfall in June:
2.6"
- Average rainfall in July:
3.31" - Average rainfall in August:
4.06" - Average rainfall in September:
2.17" - Average rainfall in October:
2.24" - Average rainfall in November:
2.17" - Average rainfall in December:
2.24"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days
Running Brook, MD
- Average rainfall days in January:
8.4 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
18 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
17.1 days - Average rainfall days in September:
13.3 days - Average rainfall days in October:
12.4 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).
Average snowfall
Running Brook, MD
The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Running Brook, MD
- Average snowfall days in January:
4.4 days - Average snowfall days in February:
4.6 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 month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Running Brook, 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 1min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 4min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 2min
- 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 months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days
Running Brook, MD
- Average sunshine days in January:
18.2 days - Average sunshine days in February:
15.1 days - Average sunshine days in March:
15.1 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
11 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
12 days - Average sunshine days in September:
14.3 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.6 days - Average sunshine days in December:
17.9 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).
Average UV index
Running Brook, 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
Running Brook, MD
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility
Running Brook, MD
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Running Brook, Maryland, USA
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