August weather forecast
Shrewsbury, PA

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Weather in August

The last month of the summer, August, is another warm month in Shrewsbury, Pennsylvania, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 63.7°F (17.6°C).

Temperature

As August takes hold, the average high-temperature is a still warm 81.1°F (27.3°C), nearly mirroring that of the previous month. During August, Shrewsbury consistently records a temperature low averaging a refreshing 63.7°F (17.6°C).

Heat index

August's heat index is evaluated at a tropical 86°F (30°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Heat index values are typically calculated for conditions of shade and a light breeze. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In Shrewsbury, the average relative humidity in August is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 15.9 days and accumulates 3.03" (77mm) of precipitation.

Snowfall

In Shrewsbury, snow does not fall in June through September.

Daylight

In August, the average length of the day is 13h and 41min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:19 pm. On the last day of August, sunrise is at 6:34 am and sunset at 7:39 pm EDT.

Sunshine

In Shrewsbury, the average sunshine in August is 10.2h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

What is the temperature in August?

The average high-temperature, in August, in Shrewsbury, is 81.1°F (27.3°C), while the average low-temperature is 63.7°F (17.6°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 86°F (30°C).

What is the average humidity in August in Shrewsbury?

The average relative humidity in August is 78%.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 15.9 days and accumulates 3.03" (77mm) of precipitation.

How many days does it rain in August?

In August, the rain falls for 15.9 days. Throughout August, 3.03" (77mm) of precipitation is accumulated.

When it does not snow?

In Shrewsbury, snow does not fall in June through September.

What is the average length of the day in August?

In August, the average day length is 13h and 41min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:06 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 7:39 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 10.2h.

What is the month with the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Shrewsbury, PA

Average temperature in August - Shrewsbury, PA
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in August: 63.7°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in August
Shrewsbury, PA

Average pressure in August - Shrewsbury, PA
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Shrewsbury, PA

Average wind speed in August - Shrewsbury, PA
  • Average wind speed in August: 5.2mph

The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Shrewsbury, PA

Average humidity in August - Shrewsbury, PA
  • Average humidity in August: 78%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, March, April and November (76%).

Average rainfall in August
Shrewsbury, PA

Average rainfall in August - Shrewsbury, PA
  • Average rainfall in August: 3.03"

The wettest month (with the highest rainfall) is August (3.03").
The driest month (with the least rainfall) is February (1.38").

Average rainfall days in August
Shrewsbury, PA

Average rainfall days in August - Shrewsbury, PA
  • Average rainfall days in August: 15.9 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in August
Shrewsbury, PA

Average snowfall in August - Shrewsbury, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Shrewsbury, PA

Average snowfall days in August - Shrewsbury, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Shrewsbury, PA

Average daylight in August / Average sunshine in August - Shrewsbury, PA
  • 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in August
Shrewsbury, PA

Average sunshine days in August - Shrewsbury, PA
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in August
Shrewsbury, PA

Average UV index in August - Shrewsbury, PA
  • Average UV index in August: 6

The months with the highest UV index are 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
Shrewsbury, PA

Average cloud cover in August - Shrewsbury, PA
  • Average cloud cover in August: 32

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in August
Shrewsbury, PA

Average visibility in August - Shrewsbury, PA
  • Average visibility in August: 6mi

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

Shrewsbury, Pennsylvania, USA

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