August weather forecast
Montgomery Run, MD

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Weather in August

August, the last month of the summer in Montgomery Run, is also a moderately hot month, with an average temperature ranging between min 67.3°F (19.6°C) and max 83.8°F (28.8°C).

Temperature

Montgomery Run's August showcases an average high-temperature of a still warm 83.8°F (28.8°C), hardly distinct from July's 85.8°F (29.9°C). Nighttime temperature lowers to an average of 67.3°F (19.6°C) in August.

Heat index

In August, the heat index is calculated to be a hot 91.4°F (33°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In August, the average relative humidity is 73%.

Rainfall

August is the month with the most rainfall. Rain falls for 17.1 days and accumulates 4.06" (103mm) of precipitation.

Snowfall

In Montgomery Run, snow does not fall in April through October.

Daylight

In Montgomery Run, the average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 6:08 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:39 pm EDT.

Sunshine

In August, the average sunshine is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

How hot is it in August?

In Montgomery Run, in August, the average high-temperature is 83.8°F (28.8°C), and the average low-temperature is 67.3°F (19.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 91.4°F (33°C).

What is the average humidity in August?

In August, the average relative humidity is 73%.

What is the rainiest month?

The month with the most rainfall in Montgomery Run is August, when the rain falls for 17.1 days and typically aggregates up to 4.06" (103mm) of precipitation.

How many days does it rain in August?

In August, the rain falls for 17.1 days. Throughout August, 4.06" (103mm) of precipitation is accumulated.

When it does not snow?

In Montgomery Run, snow does not fall in April through October.

How many hours of daylight does Montgomery Run have in August?

In Montgomery Run, the average day length in August is 13h and 40min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:08 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:39 pm EDT.

How many hours of sunshine does Montgomery Run have in August?

In August, the average sunshine duration is 10.4h.

When is the highest UV index?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Montgomery Run, MD

Average temperature in August - Montgomery Run, MD
  • Average high temperature in August: 83.8°F

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).

  • Average low temperature in August: 67.3°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 in August
Montgomery Run, MD

Average pressure in August - Montgomery Run, MD
  • Average pressure in August: 29.99"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 in August
Montgomery Run, MD

Average wind speed in August - Montgomery Run, MD
  • Average wind speed in August: 5.3mph

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 in August
Montgomery Run, MD

Average humidity in August - Montgomery Run, MD
  • Average humidity in August: 73%

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 in August
Montgomery Run, MD

Average rainfall in August - Montgomery Run, MD
  • Average rainfall in August: 4.06"

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 in August
Montgomery Run, MD

Average rainfall days in August - Montgomery Run, MD
  • Average rainfall days in August: 17.1 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 in August
Montgomery Run, MD

Average snowfall in August - Montgomery Run, MD
  • Average snowfall in August: 0"

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 in August
Montgomery Run, MD

Average snowfall days in August - Montgomery Run, MD
  • Average snowfall days in August: 0 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 in August /
Average sunshine in August
Montgomery Run, MD

Average daylight in August / Average sunshine in August - Montgomery Run, MD
  • Average daylight in August: 13h and 4min

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 August: 10h and 2min

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 in August
Montgomery Run, MD

Average sunshine days in August - Montgomery Run, MD
  • Average sunshine days in August: 12 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 in August
Montgomery Run, MD

Average UV index in August - Montgomery Run, MD
  • Average UV index in August: 6

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 in August
Montgomery Run, MD

Average cloud cover in August - Montgomery Run, MD
  • Average cloud cover in August: 32

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 in August
Montgomery Run, MD

Average visibility in August - Montgomery Run, MD
  • Average visibility in August: 6mi

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).

Montgomery Run, Maryland, USA

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