August weather forecast
Calvin, PA

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Weather in August

August, the last month of the summer in Calvin, is also a moderately hot month, with an average temperature fluctuating between 81.1°F (27.3°C) and 57.9°F (14.4°C).

Temperature

The arrival of August records an average high-temperature of a still moderately hot 81.1°F (27.3°C), closely related to the 83.5°F (28.6°C) observed in July. Calvin demonstrates a significant disparity from daytime highs throughout the month of August, with an average nighttime temperature of 57.9°F (14.4°C).

Heat index

August's average heat index is appraised at a hot 86°F (30°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold great significance to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In August, the average relative humidity in Calvin is 77%.

Rainfall

In August, in Calvin, the rain falls for 13.6 days. Throughout August, 1.26" (32mm) of precipitation is accumulated. Throughout the year, in Calvin, there are 148.3 rainfall days, and 17.6" (447mm) of precipitation is accumulated.

Snowfall

In Calvin, snow does not fall in May through September.

Daylight

The average length of the day in August in Calvin is 13h and 43min.
On the first day of August, sunrise is at 6:10 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:45 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 5 suggests these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What is the average August temperature in Calvin?

In August, in Calvin, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 57.9°F (14.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is appraised at 86°F (30°C).

What is the average humidity in August in Calvin?

In Calvin, the average relative humidity in August is 77%.

How many days does it rain in August in Calvin?

In Calvin, during August, the rain falls for 13.6 days and regularly aggregates up to 1.26" (32mm) of precipitation.

When it does not snow in Calvin?

May through September are months without snowfall in Calvin, Pennsylvania.

How many hours of daylight does Calvin have in August?

In Calvin, Pennsylvania, the average day length in August is 13h and 43min.

What time are sunrise and sunset in August in Calvin?

In August, on the first day of the month, sunrise is at 6:10 am and sunset at 8:26 pm. On the last day of the month, in Calvin, Pennsylvania, sunrise is at 6:39 am and sunset at 7:45 pm EDT.

How many hours of sunshine does Calvin have in August?

The average sunshine duration in August is 10.1h.

What is the UV index reading in August in Calvin?

The average daily maximum UV index in August in Calvin is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Calvin, PA

Average temperature in August - Calvin, 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 (33.1°F).

  • Average low temperature in August: 57.9°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in August
Calvin, PA

Average pressure in August - Calvin, 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).

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Average wind speed in August
Calvin, PA

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

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in August
Calvin, PA

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

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).

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Average rainfall in August
Calvin, PA

Average rainfall in August - Calvin, PA
  • Average rainfall in August: 1.26"

The wettest month (with the highest rainfall) is May (2.17").
The driest months (with the least rainfall) are January and November (1.06").

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Average rainfall days in August
Calvin, PA

Average rainfall days in August - Calvin, PA
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is May (16.9 days).
The months with the least rainy days are January and February (8.3 days).

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Average snowfall in August
Calvin, PA

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

The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Calvin, PA

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

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Calvin, 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 January (Average sunshine: 4h and 6min).

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Average sunshine days in August
Calvin, PA

Average sunshine days in August - Calvin, PA
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in August
Calvin, PA

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

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

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Average cloud cover in August
Calvin, PA

Average cloud cover in August - Calvin, PA
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in August
Calvin, PA

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

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

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Calvin, Pennsylvania, USA

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