July weather forecast
Havertown, PA

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Weather in July

July, the same as June, is a moderately hot summer month in Havertown, Pennsylvania, with temperature in the range of an average low of 68.9°F (20.5°C) and an average high of 85.8°F (29.9°C).

Temperature

Havertown experiences its highest temperatures in July, with an average peak of 85.8°F (29.9°C) and a low of 68.9°F (20.5°C).

Heat index

The heat index value during July is evaluated at a torrid 95°F (35°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', takes into account both air temperature and humidity to illustrate what people actually feel. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. 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 extremely significant for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

April, July and August, with an average relative humidity of 71%, are the least humid months in Havertown.

Rainfall

The wettest months in Havertown are July and August, with an average 1.14" (29mm) of rainfall.

Snowfall

April through October are months without snowfall in Havertown.

Daylight

In July, the average length of the day in Havertown is 14h and 41min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:33 pm. On the last day of July, in Havertown, sunrise is at 5:59 am and sunset at 8:15 pm EDT.

Sunshine

With an average of 10.6h of sunshine, July has the most sunshine of the year.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Havertown, Pennsylvania. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 6 in July leads to these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What month is the hottest in Havertown?

July, with average temperatures reaching a high of 85.8°F (29.9°C) and a low of 68.9°F (20.5°C), is the warmest month in Havertown, Pennsylvania.

How hot does it get in Havertown in July?

In July, in Havertown, the average high-temperature is 85.8°F (29.9°C), and the average low-temperature is 68.9°F (20.5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 95°F (35°C).

What are the least humid months in Havertown?

The months with the lowest humidity in Havertown, Pennsylvania, are April, July and August, with an average relative humidity of 71%.

What is the average humidity in July in Havertown?

The average relative humidity in July in Havertown, Pennsylvania, is 71%.

What is the wettest month in Havertown?

The months with the most rainfall are July and August, with an average 1.14" (29mm) of precipitation.

How many days does it rain in July in Havertown?

In Havertown, Pennsylvania, during July, the rain falls for 13.3 days and regularly aggregates up to 1.14" (29mm) of precipitation.

When it does not snow in Havertown?

In Havertown, Pennsylvania, snow does not fall in April through October.

How many hours of daylight does Havertown have in July?

The average day length in July in Havertown, Pennsylvania, is 14h and 41min.

What time are sunrise and sunset in July in Havertown?

On the first day of July in Havertown, 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 Havertown?

The month with the most sunshine in Havertown, Pennsylvania, is July, with an average of 10.6h of sunshine.

How many hours of sunshine does Havertown have in July?

In July, the average sunshine duration is 10.6h.

What is the month with the highest UV index in Havertown?

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

How high is the UV index in July in Havertown?

The average daily maximum UV index in July in Havertown is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Havertown, PA

Average temperature in July - Havertown, PA
  • Average high temperature in July: 85.8°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in July
Havertown, PA

Average pressure in July - Havertown, 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
Havertown, PA

Average wind speed in July - Havertown, PA
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in July
Havertown, PA

Average humidity in July - Havertown, PA
  • Average humidity in July: 71%

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).

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Average rainfall in July
Havertown, PA

Average rainfall in July - Havertown, PA
  • Average rainfall in July: 1.14"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in July
Havertown, PA

Average rainfall days in July - Havertown, PA
  • Average rainfall days in July: 13.3 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).

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Average snowfall in July
Havertown, PA

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

The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Havertown, PA

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

The month with the highest number of snowfall days is January (4.5 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
Havertown, PA

Average daylight in July / Average sunshine in July - Havertown, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in July
Havertown, PA

Average sunshine days in July - Havertown, PA
  • Average sunshine days in July: 14.9 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).

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Average UV index in July
Havertown, PA

Average UV index in July - Havertown, 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
Havertown, PA

Average cloud cover in July - Havertown, PA
  • Average cloud cover in July: 32

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in July
Havertown, PA

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

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

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Havertown, Pennsylvania, USA

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