July weather forecast
Mill Run, PA

Weather in July

July, like June, in Mill Run, Pennsylvania, is a moderately hot summer month, with average temperature fluctuating between 82°F (27.8°C) and 59.9°F (15.5°C).

Temperature

July is the warmest month, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 59.9°F (15.5°C).

Heat index

The average heat index is appraised at a tropical 88.2°F (31.2°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, metabolic differences, differences in body mass, height, and shape). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

Months with the lowest humidity are July and August, with an average relative humidity of 77%.

Rainfall

In July, the rain falls for 14.8 days. Throughout July, 1.5" (38mm) of precipitation is accumulated. In Mill Run, during the entire year, the rain falls for 150.7 days and collects up to 16.65" (423mm) of precipitation.

Snowfall

In Mill Run snow does not fall in June through September.

Daylight

In July, the average length of the day in Mill Run, Pennsylvania, is 14.7h.

Sunshine

The average sunshine in Mill Run is 9.8h.

UV index

Months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Mill Run?

With an average high-temperature of 82°F (27.8°C) and an average low-temperature of 59.9°F (15.5°C), July is the warmest month.

What is the temperature in July in Mill Run?

In July, in Mill Run, Pennsylvania, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 59.9°F (15.5°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 88.2°F (31.2°C).

What is the least humid month in Mill Run?

July and August, with an average relative humidity of 77%, are the least humid months in Mill Run.

What is the average humidity in July in Mill Run?

In Mill Run, Pennsylvania, the average relative humidity in July is 77%.

How many days does it rain in July in Mill Run?

In July, in Mill Run, the rain falls for 14.8 days. Throughout July, 1.5" (38mm) of precipitation is accumulated.

When it does not snow in Mill Run?

In Mill Run snow does not fall in June through September.

How many hours of daylight does Mill Run have in July?

The average length of the day in July in Mill Run, Pennsylvania, is 14.7h.

How many hours of sunshine does Mill Run have in July?

The average sunshine in July in Mill Run, Pennsylvania, is 9.8h.

When is the highest UV index in Mill Run?

July and August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in July in Mill Run?

In July, the average daily maximum UV index in Mill Run, Pennsylvania, is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.

Average temperature in July
Mill Run, PA

Average temperature in July - Mill Run, PA
  • Average high temperature in July: 82°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in July: 59.9°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in July
Mill Run, PA

Average pressure in July - Mill Run, PA
  • Average pressure in July: 29.98"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.95").

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Average wind speed in July
Mill Run, PA

Average wind speed in July - Mill Run, PA
  • Average wind speed in July: 5mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in July
Mill Run, PA

Average humidity in July - Mill Run, PA
  • Average humidity in July: 77%

Months with the highest relative humidity are January and February (85%).
Months with the lowest relative humidity are July and August (77%).

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Average rainfall in July
Mill Run, PA

Average rainfall in July - Mill Run, PA
  • Average rainfall in July: 1.5"

The wettest month (with the highest rainfall) is May (1.97").
The driest months (with the least rainfall) are September and November (0.91").

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Average rainfall days in July
Mill Run, PA

Average rainfall days in July - Mill Run, PA
  • Average rainfall days in July: 14.8 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in July
Mill Run, PA

Average snowfall in July - Mill Run, PA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (4.29").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Mill Run, PA

Average snowfall days in July - Mill Run, PA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (15.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Mill Run, PA

Average daylight in July / Average sunshine in July - Mill Run, PA
  • Average daylight in July: 14.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in July: 9.8h

The month with the most sunshine is August (Average sunshine: 9.9h).
The month with the least sunshine is January (Average sunshine: 2.9h).

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Average sunshine days in July
Mill Run, PA

Average sunshine days in July - Mill Run, PA
  • Average sunshine days in July: 13.8 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is January (8.6 days).

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Average UV index in July
Mill Run, PA

Average UV index in July - Mill Run, PA
  • Average UV index in July: 6

Months with the highest UV index are July and August (UV index 6).
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 July
Mill Run, PA

Average cloud cover in July - Mill Run, PA
  • Average cloud cover in July: 39

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in July
Mill Run, PA

Average visibility in July - Mill Run, PA
  • Average visibility in July: 5mi

The month with the highest visibility is April (6mi).
The month with the lowest visibility is January (4mi).

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