August weather forecast
Grove City, PA

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Weather in August

August, the last month of the summer in Grove City, is another warm month, with an average temperature fluctuating between 58.3°F (14.6°C) and 79.3°F (26.3°C).

Temperature

The shift from July to August is characterized by an average high-temperature of a still warm 79.3°F (26.3°C), not significantly different from the 80.8°F (27.1°C) of July. During August, Grove City observes a consistent average nighttime temperature of 58.3°F (14.6°C).

Humidity

April through August, with an average relative humidity of 79%, are the least humid months.

Rainfall

In Grove City, in August, during 17.3 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 180.3 rainfall days, and 35.39" (899mm) of precipitation is accumulated.

Snowfall

In Grove City, snow does not fall in June through September.

Daylight

In August, the average length of the day is 13h and 46min.
On the first day of the month, sunrise is at 6:16 am and sunset at 8:36 pm. On the last day of August, sunrise is at 6:46 am and sunset at 7:54 pm EDT.

Sunshine

July and August, with an average of 9.9h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, a daily maximum UV index of 5 leads to the following instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

The high-temperature during August is 79.3°F (26.3°C) and the low-temperature is 58.3°F (14.6°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What is the least humid month?

The months with the lowest humidity are April through August, with an average relative humidity of 79%.

What is the average humidity in August?

In August, the average relative humidity is 79%.

How many days does it rain in August?

In Grove City, in August, during 17.3 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Grove City have in August?

The average day length in August is 13h and 46min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:16 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:54 pm EDT.

What are the months with the most sunshine?

The months with the most sunshine are July and August, with an average of 9.9h of sunshine.

How many hours of sunshine does Grove City have in August?

In Grove City, the average sunshine duration in August is 9.9h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index reading 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
Grove City, PA

Average temperature in August - Grove City, PA
  • Average high temperature in August: 79.3°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in August: 58.3°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in August
Grove City, PA

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Grove City, PA

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

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in August
Grove City, PA

Average humidity in August - Grove City, PA
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April, May, June, July and August (79%).

Average rainfall in August
Grove City, PA

Average rainfall in August - Grove City, PA
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in August
Grove City, PA

Average rainfall days in August - Grove City, PA
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in August
Grove City, PA

Average snowfall in August - Grove City, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (9.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Grove City, PA

Average snowfall days in August - Grove City, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (20.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Grove City, PA

Average daylight in August / Average sunshine in August - Grove City, PA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days in August
Grove City, PA

Average sunshine days in August - Grove City, PA
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (12.8 days).
The month with the least sunshine days is February (5.8 days).

Average UV index in August
Grove City, PA

Average UV index in August - Grove City, PA
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
Grove City, PA

Average cloud cover in August - Grove City, PA
  • Average cloud cover in August: 37

The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).

Average visibility in August
Grove City, PA

Average visibility in August - Grove City, PA
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).

Grove City, Pennsylvania, USA

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