July weather forecast
Plymouth, PA

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Weather in July

July, the same as June, is a moderately hot summer month in Plymouth, Pennsylvania, with an average temperature ranging between max 80.8°F (27.1°C) and min 59.2°F (15.1°C).

Temperature

July is the month when Plymouth's temperatures reach their peak, with averages of 80.8°F (27.1°C) and lows of 59.2°F (15.1°C).

Heat index

July's heat index is computed to be a hot 86°F (30°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The average relative humidity in July is 78%.

Rainfall

The month with the most rainfall in Plymouth is July, when the rain falls for 15.2 days and typically aggregates up to 1.5" (38mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Plymouth, the average length of the day in July is 14h and 48min.
On the first day of the month, sunrise is at 5:34 am and sunset at 8:40 pm. On the last day of July, sunrise is at 5:58 am and sunset at 8:21 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in July interprets into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

July, marked by an average high-temperature of 80.8°F (27.1°C) and a low-temperature of 59.2°F (15.1°C), is the warmest month.

What are the temperatures in July?

In Plymouth, in July, the average high-temperature is 80.8°F (27.1°C), and the average low-temperature is 59.2°F (15.1°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 86°F (30°C).

What is the average humidity in July?

The average relative humidity in July is 78%.

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 15.2 days and accumulates 1.5" (38mm) of precipitation.

How much does it rain in Plymouth in July?

In Plymouth, in July, it is raining for 15.2 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Plymouth have in July?

In July, the average day length is 14h and 48min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:34 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:21 pm EDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.2h of sunshine.

How long on average sun shines in July?

In July, the average sunshine duration is 10.2h.

What is the month with the highest UV index?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index reading in July?

In Plymouth, the average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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
Plymouth, PA

Average temperature in July - Plymouth, PA
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in July: 59.2°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in July
Plymouth, PA

Average pressure in July - Plymouth, PA
  • Average pressure in July: 29.97"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).

Average wind speed in July
Plymouth, PA

Average wind speed in July - Plymouth, PA
  • Average wind speed in July: 5.3mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in July
Plymouth, PA

Average humidity in July - Plymouth, PA
  • Average humidity in July: 78%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (77%).

Average rainfall in July
Plymouth, PA

Average rainfall in July - Plymouth, PA
  • Average rainfall in July: 1.5"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in July
Plymouth, PA

Average rainfall days in July - Plymouth, PA
  • Average rainfall days in July: 15.2 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in July
Plymouth, PA

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

The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Plymouth, PA

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

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Plymouth, PA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in July
Plymouth, PA

Average sunshine days in July - Plymouth, PA
  • Average sunshine days in July: 12.2 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (11.6 days).

Average UV index in July
Plymouth, PA

Average UV index in July - Plymouth, PA
  • Average UV index in July: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in July
Plymouth, PA

Average cloud cover in July - Plymouth, PA
  • Average cloud cover in July: 36

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in July
Plymouth, PA

Average visibility in July - Plymouth, PA
  • Average visibility in July: 5mi

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

Plymouth, Pennsylvania, USA

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