July weather forecast
Collingdale, PA

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Weather in July

July in Collingdale, Pennsylvania, is a hot summer month, with an average temperature varying between 68.5°F (20.3°C) and 86°F (30°C).

Temperature

In Collingdale, Pennsylvania, temperatures reach their average annual highs in July, measuring 86°F (30°C) and a minimum average of 68.5°F (20.3°C).

Heat index

July's heat index is evaluated at a torrid 96.8°F (36°C). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

The average relative humidity in July in Collingdale is 73%.

Rainfall

In Collingdale, in July, it is raining for 16.9 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, there are 142 rainfall days, and 24.41" (620mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Collingdale, Pennsylvania.

Daylight

In July, the average length of the day in Collingdale, Pennsylvania, is 14h and 40min.
On the first day of July in Collingdale, sunrise is at 5:36 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:15 pm EDT.

Sunshine

With an average of 10.7h of sunshine, July has the most sunshine of the year in Collingdale.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 in July translates into these instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What are the warmest months in Collingdale?

Collingdale's temperatures peak on average in July, reaching 86°F (30°C) at their highest and 68.5°F (20.3°C) at their lowest.

How hot is July in Collingdale?

During July, Collingdale experiences an average high-temperature of 86°F (30°C) and a low-temperature of 68.5°F (20.3°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in July is evaluated at 96.8°F (36°C).

What is the average humidity in July in Collingdale?

The average relative humidity in July is 73%.

How many days does it rain in July in Collingdale?

In July, in Collingdale, the rain falls for 16.9 days. Throughout July, 2.48" (63mm) of precipitation is accumulated.

When it does not snow in Collingdale?

In Collingdale, snow does not fall in May through October.

What is the average length of the day in July in Collingdale?

In July, the average day length in Collingdale, Pennsylvania, is 14h and 40min.

When are sunrise and sunset in July in Collingdale?

On the first day of July in Collingdale, sunrise is at 5:36 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:15 pm EDT.

What month has the most sunshine in Collingdale?

The month with the most sunshine in Collingdale, Pennsylvania, is July, with an average of 10.7h of sunshine.

How many hours of sunshine does Collingdale have in July?

In July, the average sunshine duration in Collingdale, Pennsylvania, is 10.7h.

What are the months with the highest UV index in Collingdale?

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

What is the UV index reading in July in Collingdale?

In July, the average daily maximum UV index in Collingdale is 6. A UV Index of 6 to 7 symbolizes a high health threat 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 July
Collingdale, PA

Average temperature in July - Collingdale, PA
  • Average high temperature in July: 86°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in July: 68.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in July
Collingdale, PA

Average pressure in July - Collingdale, PA
  • Average pressure in July: 29.96"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).

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Average wind speed in July
Collingdale, PA

Average wind speed in July - Collingdale, PA
  • Average wind speed in July: 5.7mph

The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in July
Collingdale, PA

Average humidity in July - Collingdale, PA
  • Average humidity in July: 73%

The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in July
Collingdale, PA

Average rainfall in July - Collingdale, PA
  • Average rainfall in July: 2.48"

The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in July
Collingdale, PA

Average rainfall days in July - Collingdale, PA
  • Average rainfall days in July: 16.9 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall in July
Collingdale, PA

Average snowfall in July - Collingdale, PA
  • Average snowfall in July: 0"

The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Collingdale, PA

Average snowfall days in July - Collingdale, PA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Collingdale, PA

Average daylight in July / Average sunshine in July - Collingdale, PA
  • Average daylight in July: 14h 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 24min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in July
Collingdale, PA

Average sunshine days in July - Collingdale, PA
  • Average sunshine days in July: 12.1 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).

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Average UV index in July
Collingdale, PA

Average UV index in July - Collingdale, PA
  • Average UV index in July: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Collingdale, PA

Average cloud cover in July - Collingdale, PA
  • Average cloud cover in July: 30

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in July
Collingdale, PA

Average visibility in July - Collingdale, PA
  • Average visibility in July: 6mi

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

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Collingdale, Pennsylvania, USA

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