August weather forecast
Ralston, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Ralston, Pennsylvania, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 77°F (25°C).

Temperature

The advent of August signifies a minor shift to an average high-temperature of a still moderately hot 77°F (25°C), aligning closely with July. An average nighttime temperature of 55.9°F (13.3°C) is witnessed throughout August.

Humidity

In Ralston, the average relative humidity in August is 80%.

Rainfall

In Ralston, in August, during 17.3 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, in Ralston, there are 156.3 rainfall days, and 29.25" (743mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:24 pm. On the last day of August, sunrise is at 6:33 am and sunset at 7:42 pm EDT.

Sunshine

In Ralston, the average sunshine in August is 9.6h.

UV index

The months with the highest UV index in Ralston are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In August, a daily maximum UV index of 5 leads to the following instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Ralston in August?

The high-temperature, in August, in Ralston, records 77°F (25°C), while the low-temperature is 55.9°F (13.3°C).

What is the average humidity in August in Ralston?

The average relative humidity in August is 80%.

How much does it rain in August?

In Ralston, in August, during 17.3 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

The average day length in August is 13h and 47min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:03 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:42 pm EDT.

How many hours of sunshine does Ralston have in August?

In Ralston, the average sunshine duration in August is 9.6h.

When is the highest UV index?

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

How high is the UV index in August?

In Ralston, the average daily maximum UV index in August is 5. A UV Index estimate 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
Ralston, PA

Average temperature in August - Ralston, PA
  • Average high temperature in August: 77°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in August: 55.9°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

Average pressure in August
Ralston, PA

Average pressure in August - Ralston, PA
  • Average pressure in August: 30"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
Ralston, PA

Average wind speed in August - Ralston, PA
  • Average wind speed in August: 5.4mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in August
Ralston, PA

Average humidity in August - Ralston, PA
  • Average humidity in August: 80%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is July (78%).

Average rainfall in August
Ralston, PA

Average rainfall in August - Ralston, PA
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is January (1.73").

Average rainfall days in August
Ralston, PA

Average rainfall days in August - Ralston, PA
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (6.5 days).

Average snowfall in August
Ralston, PA

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

The month with the highest snowfall is February (7.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Ralston, PA

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

The month with the highest number of snowfall days is January (14.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Ralston, 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 12min).

  • Average sunshine in August: 9h and 4min

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

Average sunshine days in August
Ralston, PA

Average sunshine days in August - Ralston, PA
  • Average sunshine days in August: 11.2 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in August
Ralston, PA

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

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

Average cloud cover in August
Ralston, PA

Average cloud cover in August - Ralston, PA
  • Average cloud cover in August: 40

The months with the most cloud cover are January and December (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in August
Ralston, PA

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

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

Ralston, Pennsylvania, USA

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