August weather forecast
Guilford, PA

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Weather in August

The last month of the summer, August, is another warm month in Guilford, Pennsylvania, with an average temperature fluctuating between 81.7°F (27.6°C) and 61.3°F (16.3°C).

Temperature

The commencement of August notes an average high-temperature of a still moderately hot 81.7°F (27.6°C), exhibiting little difference from the previous month. Guilford's August nights cool down to an average low-temperature of 61.3°F (16.3°C).

Heat index

The heat index for August is evaluated at a hot 87.8°F (31°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. Uninterrupted exposure to the sun may boost the heat index values 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. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

In August, the rain falls for 15.8 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 156 rainfall days, and 27.2" (691mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 42min.
On the first day of August, sunrise is at 6:09 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:42 pm EDT.

Sunshine

In Guilford, the average sunshine in August is 10.1h.

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 5 translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

In Guilford, in August, the average high-temperature is 81.7°F (27.6°C), and the average low-temperature is 61.3°F (16.3°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in August?

The average relative humidity in August is 78%.

How many days does it rain in August?

In August, the rain falls for 15.8 days. Throughout August, 2.56" (65mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

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

In August, the average day length is 13h and 42min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:09 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:42 pm EDT.

How many hours of sunshine does Guilford have in August?

In Guilford, the average sunshine duration in August is 10.1h.

How high is the UV index in August?

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's 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
Guilford, PA

Average temperature in August - Guilford, PA
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in August
Guilford, PA

Average pressure in August - Guilford, PA
  • 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).

Average wind speed in August
Guilford, PA

Average wind speed in August - Guilford, PA
  • Average wind speed in August: 4.5mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in August
Guilford, PA

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

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is July (75%).

Average rainfall in August
Guilford, PA

Average rainfall in August - Guilford, PA
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in August
Guilford, PA

Average rainfall days in August - Guilford, PA
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in August
Guilford, PA

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

The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Guilford, PA

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

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Guilford, PA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in August
Guilford, PA

Average sunshine days in August - Guilford, PA
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in August
Guilford, PA

Average UV index in August - Guilford, PA
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in August
Guilford, PA

Average cloud cover in August - Guilford, PA
  • Average cloud cover in August: 35

The months with the most cloud cover are January, February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Guilford, PA

Average visibility in August - Guilford, PA
  • Average visibility in August: 5mi

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

Guilford, Pennsylvania, USA

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