August weather forecast
Hays, PA

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Weather in August

August, the last month of the summer in Hays, is also a moderately hot month, with an average temperature varying between 61°F (16.1°C) and 81.9°F (27.7°C).

Temperature

As July turns into August, the average high-temperatures rest at a still warm 81.9°F (27.7°C), showing a minor variation from the prior month. Hays records an average low of 61°F (16.1°C) throughout the nights in August.

Heat index

The heat index in August is calculated to be a tropical 87.8°F (31°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

With an average relative humidity of 74%, August is the least humid month.

Rainfall

In Hays, in August, it is raining for 12.1 days, with typically 0.79" (20mm) of accumulated precipitation. In Hays, during the entire year, the rain falls for 128 days and collects up to 10.2" (259mm) of precipitation.

Snowfall

June through September are months without snowfall in Hays.

Daylight

In August, the average length of the day is 13h and 44min.
On the first day of August, sunrise is at 6:18 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

Sunshine

With an average of 10.2h of sunshine, August has the most sunshine of the year.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hays in August?

The average high-temperature, in August, in Hays, is 81.9°F (27.7°C), while the average low-temperature is 61°F (16.1°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in August is calculated to be 87.8°F (31°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 74%.

What is the average humidity in August?

The average relative humidity in August is 74%.

How much does it rain in August?

In Hays, in August, during 12.1 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Hays have in August?

In August, the average day length is 13h and 44min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:18 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.2h of sunshine.

How long on average sun shines in August?

In Hays, the average sunshine duration in August is 10.2h.

When is the highest UV index?

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

How high is the UV index in August?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high 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
Hays, PA

Average temperature in August - Hays, PA
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 61°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in August
Hays, PA

Average pressure in August - Hays, 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).

Average wind speed in August
Hays, PA

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

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in August
Hays, PA

Average humidity in August - Hays, PA
  • Average humidity in August: 74%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).

Average rainfall in August
Hays, PA

Average rainfall in August - Hays, PA
  • Average rainfall in August: 0.79"

The wettest month (with the highest rainfall) is May (1.26").
The driest months (with the least rainfall) are September and November (0.55").

Average rainfall days in August
Hays, PA

Average rainfall days in August - Hays, PA
  • Average rainfall days in August: 12.1 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.1 days).

Average snowfall in August
Hays, PA

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

The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Hays, PA

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

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Hays, 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 18min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
Hays, PA

Average sunshine days in August - Hays, PA
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in August
Hays, PA

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

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

Average cloud cover in August
Hays, PA

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

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Hays, PA

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

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

Hays, Pennsylvania, USA

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