July weather forecast
South Sterling, PA

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Weather in July

July, like June, in South Sterling, Pennsylvania, is a moderately hot summer month, with an average temperature fluctuating between 59.5°F (15.3°C) and 80.8°F (27.1°C).

Temperature

July is the month when South Sterling experiences its warmest temperatures, averaging a high of 80.8°F (27.1°C) and a low of 59.5°F (15.3°C).

Heat index

In July, the heat index is estimated at a hot 86°F (30°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

With an average relative humidity of 77%, July is the least humid month.

Rainfall

July is the month with the most rainfall. Rain falls for 17.7 days and accumulates 3.27" (83mm) of precipitation.

Snowfall

In South Sterling, Pennsylvania, snow does not fall in June through September.

Daylight

In South Sterling, Pennsylvania, the average length of the day in July is 14h and 48min.
On the first day of July, sunrise is at 5:32 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:19 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.1h of 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 estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 5 in July interprets into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

The month of July, characterized by an average high of 80.8°F (27.1°C) and a low of 59.5°F (15.3°C), is recognized as the warmest.

What is the usual temperature for South Sterling in July?

In July, in South Sterling, the average high-temperature is 80.8°F (27.1°C), and the average low-temperature is 59.5°F (15.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is estimated at 86°F (30°C).

What is the least humid month?

With an average relative humidity of 77%, July is the least humid month.

What is the average humidity in July?

The average relative humidity in July is 77%.

What is the wettest month?

July is the month with the most rainfall. Rain falls for 17.7 days and accumulates 3.27" (83mm) of precipitation.

How much does it rain in July?

In South Sterling, in July, during 17.7 rainfall days, 3.27" (83mm) of precipitation is typically accumulated.

When it does not snow?

In South Sterling, snow does not fall in June through September.

How many hours of daylight does South Sterling have in July?

The average day length in July is 14h and 48min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:32 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:19 pm EDT.

What month has the most sunshine?

With an average of 10.1h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does South Sterling have in July?

In July, the average sunshine duration is 10.1h.

What is the month with the highest UV index in South Sterling?

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

How high is the UV index in July in South Sterling?

In South Sterling, the average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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 July
South Sterling, PA

Average temperature in July - South Sterling, PA
  • Average high temperature in July: 80.8°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 (29.8°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in July
South Sterling, PA

Average pressure in July - South Sterling, PA
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in July
South Sterling, PA

Average wind speed in July - South Sterling, PA
  • Average wind speed in July: 5.5mph

The windiest months (with the highest average wind speed) are January and February (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in July
South Sterling, PA

Average humidity in July - South Sterling, PA
  • Average humidity in July: 77%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is July (77%).

Average rainfall in July
South Sterling, PA

Average rainfall in July - South Sterling, PA
  • Average rainfall in July: 3.27"

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in July
South Sterling, PA

Average rainfall days in July - South Sterling, PA
  • Average rainfall days in July: 17.7 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (7.1 days).

Average snowfall in July
South Sterling, PA

Average snowfall in July - South Sterling, PA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (8.03").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
South Sterling, PA

Average snowfall days in July - South Sterling, PA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
South Sterling, PA

Average daylight in July / Average sunshine in July - South Sterling, PA
  • Average daylight in July: 14h 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 July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in July
South Sterling, PA

Average sunshine days in July - South Sterling, PA
  • Average sunshine days in July: 11.1 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in July
South Sterling, PA

Average UV index in July - South Sterling, PA
  • Average UV index in July: 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 July
South Sterling, PA

Average cloud cover in July - South Sterling, PA
  • Average cloud cover in July: 37

The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in July
South Sterling, PA

Average visibility in July - South Sterling, PA
  • Average visibility in July: 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).

South Sterling, Pennsylvania, USA

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