July weather forecast
Penryn, PA

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Weather in July

July, the same as June, is a moderately hot summer month in Penryn, Pennsylvania, with an average temperature fluctuating between 82.6°F (28.1°C) and 64.2°F (17.9°C).

Temperature

In Penryn, July is the warmest month, with temperatures averaging a high of 82.6°F (28.1°C) and a low of 64.2°F (17.9°C).

Heat index

The heat index value during July is calculated to be a hot 89.6°F (32°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In Penryn, the average relative humidity in July is 79%.

Rainfall

In Penryn, in July, during 17.3 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, in Penryn, there are 161.8 rainfall days, and 30.31" (770mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Penryn.

Daylight

The average length of the day in July is 14h and 42min.
On the first day of July in Penryn, sunrise is at 5:40 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:20 pm EDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Penryn. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 6 in July translates into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What is the warmest month in Penryn?

In Penryn, July is known for its average highest temperatures, reaching a high of 82.6°F (28.1°C) and a low of 64.2°F (17.9°C).

Is it hot in Penryn during July?

In July, in Penryn, the average high-temperature is 82.6°F (28.1°C), and the average low-temperature is 64.2°F (17.9°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is calculated to be 89.6°F (32°C).

What is the average humidity in July in Penryn?

The average relative humidity in July is 79%.

How much does it rain in Penryn in July?

In Penryn, in July, it is raining for 17.3 days, with typically 2.91" (74mm) of accumulated precipitation.

When it does not snow in Penryn?

In Penryn, snow does not fall in June through September.

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

The average day length in July in Penryn is 14h and 42min.

What time are sunrise and sunset in July in Penryn?

On the first day of July in Penryn, Pennsylvania, sunrise is at 5:40 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:20 pm EDT.

What month has the most sunshine in Penryn?

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

How many hours of sunshine does Penryn have in July?

The average sunshine duration in July in Penryn is 10.6h.

When is the highest UV index in Penryn?

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

How high is the UV index in July in Penryn?

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

Average temperature in July - Penryn, PA
  • Average high temperature in July: 82.6°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in July: 64.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in July
Penryn, PA

Average pressure in July - Penryn, PA
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in July
Penryn, PA

Average wind speed in July - Penryn, PA
  • Average wind speed in July: 5.1mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in July
Penryn, PA

Average humidity in July - Penryn, PA
  • Average humidity in July: 79%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in July
Penryn, PA

Average rainfall in July - Penryn, PA
  • Average rainfall in July: 2.91"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (2.09").

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Average rainfall days in July
Penryn, PA

Average rainfall days in July - Penryn, PA
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9 days).

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Average snowfall in July
Penryn, PA

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

The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Penryn, PA

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

The month with the highest number of snowfall days is January (7.8 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
Penryn, PA

Average daylight in July / Average sunshine in July - Penryn, 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
Penryn, PA

Average sunshine days in July - Penryn, PA
  • Average sunshine days in July: 11.6 days

The month with the most sunshine days is November (17.8 days).
The months with the least sunshine days are May and July (11.6 days).

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Average UV index in July
Penryn, PA

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

The months with the highest UV index are 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
Penryn, PA

Average cloud cover in July - Penryn, PA
  • Average cloud cover in July: 31

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in July
Penryn, PA

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

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

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Penryn, Pennsylvania, USA

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