July weather forecast
Exton, PA

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Weather in July

July, being the hottest month in Exton, showcases a temperature range from 67.5°F (19.7°C) to 84.9°F (29.4°C). The weather is typically warm with a modest rise in humidity. Rainfall reaches its peak with averages around 1.81" (46mm), paving the way for spontaneous summer downpours. The increased sunshine hours coupled with brief showers contribute to the fresh, verdant aura of the city. Despite the heat, evenings are pleasantly warm, making them ideal for leisurely outdoor activities.

Temperature

July is the warmest month, with the temperature often reaching an average high of 84.9°F (29.4°C) and an average low of 67.5°F (19.7°C).

Heat index

During July, the heat index is calculated to be a tropical 93.2°F (34°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The months with the lowest humidity in Exton are April and July, with an average relative humidity of 73%.

Rainfall

In Exton, during July, the rain falls for 15.1 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Exton, during the entire year, the rain falls for 124.6 days and collects up to 14.25" (362mm) of precipitation.

Snowfall

June through October are months without snowfall in Exton.

Daylight

In July, the average length of the day is 14h and 41min.
On the first day of July in Exton, sunrise is at 5:37 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:17 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.5h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What is the warmest month in Exton?

The warmest period in Exton is July, when temperatures fluctuate between an average high of 84.9°F (29.4°C) and a low of 67.5°F (19.7°C).

How hot is July in Exton?

In Exton, in July, the average high-temperature is 84.9°F (29.4°C), and the average low-temperature is 67.5°F (19.7°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 93.2°F (34°C).

What is the least humid month in Exton?

April and July, with an average relative humidity of 73%, are the least humid months.

What is the average humidity in July in Exton?

In July, the average relative humidity in Exton is 73%.

How much does it rain in Exton in July?

In Exton, during July, the rain falls for 15.1 days and regularly aggregates up to 1.81" (46mm) of precipitation.

When it does not snow in Exton?

June through October are months without snowfall in Exton.

How many hours of daylight does Exton have in July?

The average day length in July in Exton is 14h and 41min.

When are sunrise and sunset in July in Exton?

In July, on the first day of the month, sunrise is at 5:37 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:17 pm EDT.

What month has the most sunshine in Exton?

July has the most sunshine of the year in Exton, Pennsylvania, with an average of 10.5h of sunshine.

How many hours of sunshine does Exton have in July?

In Exton, Pennsylvania, the average sunshine duration in July is 10.5h.

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

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

How high is the UV index in July in Exton?

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

Average temperature in July - Exton, PA
  • Average high temperature in July: 84.9°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in July: 67.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in July
Exton, PA

Average pressure in July - Exton, 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
Exton, PA

Average wind speed in July - Exton, PA
  • Average wind speed in July: 5.4mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in July
Exton, PA

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

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (73%).

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Average rainfall in July
Exton, PA

Average rainfall in July - Exton, PA
  • Average rainfall in July: 1.81"

The wettest month (with the highest rainfall) is August (1.89").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in July
Exton, PA

Average rainfall days in July - Exton, PA
  • Average rainfall days in July: 15.1 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (5 days).

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Average snowfall in July
Exton, PA

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

The month with the highest snowfall is March (1.57").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Exton, PA

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

The month with the highest number of snowfall days is January (5.4 days).
The 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
Exton, PA

Average daylight in July / Average sunshine in July - Exton, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in July
Exton, PA

Average sunshine days in July - Exton, PA
  • Average sunshine days in July: 13.7 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is June (13.3 days).

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Average UV index in July
Exton, PA

Average UV index in July - Exton, 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, March, November and December (UV index 2).

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Average cloud cover in July
Exton, PA

Average cloud cover in July - Exton, PA
  • Average cloud cover in July: 33

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in July
Exton, PA

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

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

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Exton, Pennsylvania, USA

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