August weather forecast
Gratztown, PA

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Weather in August

The last month of the summer, August, is another warm month in Gratztown, Pennsylvania, with an average temperature ranging between max 81.1°F (27.3°C) and min 59.4°F (15.2°C).

Temperature

Gratztown's August reports an average high-temperature of a still warm 81.1°F (27.3°C), exhibiting a minor difference from July. During August, Gratztown reports a marked contrast from daily peak temperatures, with an average nighttime reading of 59.4°F (15.2°C).

Heat index

In August, the average heat index is evaluated at a hot 86°F (30°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

The months with the lowest humidity are April, July and August, with an average relative humidity of 77%.

Rainfall

In August, the rain falls for 16.4 days. Throughout August, 1.69" (43mm) of precipitation is accumulated. In Gratztown, Pennsylvania, during the entire year, the rain falls for 174.1 days and collects up to 23.82" (605mm) of precipitation.

Snowfall

May through September are months without snowfall in Gratztown.

Daylight

In Gratztown, the average length of the day in August is 13h and 43min.
On the first day of August in Gratztown, sunrise is at 6:17 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

Sunshine

The month with the most sunshine in Gratztown is August, with an average of 10.3h of sunshine.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 5 suggests this advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What are August temperatures in Gratztown?

In Gratztown, in August, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 59.4°F (15.2°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 86°F (30°C).

What is the least humid month in Gratztown?

The months with the lowest humidity in Gratztown are April, July and August, with an average relative humidity of 77%.

What is the average humidity in August in Gratztown?

In August, the average relative humidity is 77%.

How many days does it rain in August in Gratztown?

In Gratztown, Pennsylvania, in August, during 16.4 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow in Gratztown?

In Gratztown, Pennsylvania, snow does not fall in May through September.

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

The average day length in August is 13h and 43min.

What time are sunrise and sunset in August in Gratztown?

In August, on the first day of the month, sunrise is at 6:17 am and sunset at 8:33 pm. On the last day of the month, in Gratztown, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

What month has the most sunshine in Gratztown?

With an average of 10.3h of sunshine, August has the most sunshine of the year in Gratztown.

How long on average sun shines in August in Gratztown?

The average sunshine duration in August in Gratztown is 10.3h.

What is the UV index intensity in August in Gratztown?

The average daily maximum UV index in August in Gratztown is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Gratztown, PA

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

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in August
Gratztown, PA

Average pressure in August - Gratztown, PA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Gratztown, PA

Average wind speed in August - Gratztown, PA
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in August
Gratztown, PA

Average humidity in August - Gratztown, PA
  • Average humidity in August: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in August
Gratztown, PA

Average rainfall in August - Gratztown, PA
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is November (1.42").

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Average rainfall days in August
Gratztown, PA

Average rainfall days in August - Gratztown, PA
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is February (10 days).

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Average snowfall in August
Gratztown, PA

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

The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Gratztown, PA

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

The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Gratztown, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in August
Gratztown, PA

Average sunshine days in August - Gratztown, PA
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is January (7.3 days).

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Average UV index in August
Gratztown, PA

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

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Gratztown, PA

Average cloud cover in August - Gratztown, PA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Gratztown, PA

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

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

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Gratztown, Pennsylvania, USA

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