August weather forecast
Williamsport, MD

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Weather in August

The last month of the summer, August, is another warm month in Williamsport, Maryland, with temperature in the range of an average low of 62.2°F (16.8°C) and an average high of 83.1°F (28.4°C).

Temperature

Williamsport experiences an average high-temperature of a still warm 83.1°F (28.4°C) in August, subtly different from July's 85.6°F (29.8°C). Williamsport observes an average low-temperature of 62.2°F (16.8°C) during August.

Heat index

Throughout August, the heat index is calculated to be a tropical 89.6°F (32°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

In August, the average relative humidity in Williamsport, Maryland, is 76%.

Rainfall

In Williamsport, during August, the rain falls for 15.7 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Williamsport, during the entire year, the rain falls for 152.2 days and collects up to 26.02" (661mm) of precipitation.

Snowfall

In Williamsport, snow does not fall in May through October.

Daylight

The average length of the day in August in Williamsport is 13h and 41min.
On the first day of August in Williamsport, sunrise is at 6:11 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:43 pm EDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Ward off overexposure. Defence against solar harm is crucial. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

Is it hot in Williamsport during August?

In August, in Williamsport, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 62.2°F (16.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is calculated to be 89.6°F (32°C).

What is the average humidity in August in Williamsport?

In Williamsport, the average relative humidity in August is 76%.

How much does it rain in Williamsport in August?

In Williamsport, Maryland, in August, during 15.7 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

When it does not snow in Williamsport?

In Williamsport, snow does not fall in May through October.

What is the average length of the day in August in Williamsport?

The average day length in August is 13h and 41min.

When are sunrise and sunset in August in Williamsport?

In August, on the first day of the month, sunrise is at 6:11 am and sunset at 8:23 pm. On the last day of the month, in Williamsport, Maryland, sunrise is at 6:39 am and sunset at 7:43 pm EDT.

How long on average sun shines in August in Williamsport?

In Williamsport, the average sunshine duration in August is 10.3h.

What is the month with the highest UV index in Williamsport?

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

How high is the UV index in August in Williamsport?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Williamsport, MD

Average temperature in August - Williamsport, MD
  • Average high temperature in August: 83.1°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in August
Williamsport, MD

Average pressure in August - Williamsport, MD
  • Average pressure in August: 30"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).

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Average wind speed in August
Williamsport, MD

Average wind speed in August - Williamsport, MD
  • Average wind speed in August: 4.3mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in August
Williamsport, MD

Average humidity in August - Williamsport, MD
  • Average humidity in August: 76%

The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is July (74%).

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Average rainfall in August
Williamsport, MD

Average rainfall in August - Williamsport, MD
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in August
Williamsport, MD

Average rainfall days in August - Williamsport, MD
  • Average rainfall days in August: 15.7 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in August
Williamsport, MD

Average snowfall in August - Williamsport, MD
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Williamsport, MD

Average snowfall days in August - Williamsport, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Williamsport, MD

Average daylight in August / Average sunshine in August - Williamsport, 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 24min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Williamsport, MD

Average sunshine days in August - Williamsport, MD
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in August
Williamsport, MD

Average UV index in August - Williamsport, 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).

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Average cloud cover in August
Williamsport, MD

Average cloud cover in August - Williamsport, MD
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in August
Williamsport, MD

Average visibility in August - Williamsport, MD
  • Average visibility in August: 6mi

The months with the highest visibility are February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, May, September and October (5mi).

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Williamsport, Maryland, USA

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