July weather forecast
Palmyra, NJ

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Weather in July

July in Palmyra, New Jersey, is a hot summer month, with an average temperature fluctuating between 86.4°F (30.2°C) and 68.9°F (20.5°C).

Temperature

July is the month when Palmyra's temperatures reach their peak, with averages of 86.4°F (30.2°C) and lows of 68.9°F (20.5°C).

Heat index

The average heat index in July is computed to be a torrid 96.8°F (36°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

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

Rainfall

The month with the most rainfall in Palmyra is July, when the rain falls for 18.5 days and typically aggregates up to 3.39" (86mm) of precipitation.

Snowfall

In Palmyra, snow does not fall in June through October.

Daylight

In Palmyra, New Jersey, the average length of the day in July is 14h and 41min.
On the first day of July, sunrise is at 5:35 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:14 pm EDT.

Sunshine

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

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 6 in July translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the warmest month in Palmyra?

July stands out as Palmyra's warmest month, with an average high-temperature of 86.4°F (30.2°C) and a low-temperature of 68.9°F (20.5°C).

Is it hot in Palmyra during July?

The high-temperature, in July, in Palmyra, is 86.4°F (30.2°C), while the low-temperature averages to 68.9°F (20.5°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 96.8°F (36°C).

What is the least humid month in Palmyra?

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

What is the average humidity in July in Palmyra?

The average relative humidity in July in Palmyra is 71%.

What is the wettest month in Palmyra?

The month with the most rainfall in Palmyra, New Jersey, is July, when the rain falls for 18.5 days and typically aggregates up to 3.39" (86mm) of precipitation.

How much does it rain in Palmyra in July?

In Palmyra, New Jersey, during July, the rain falls for 18.5 days and regularly aggregates up to 3.39" (86mm) of precipitation.

When it does not snow in Palmyra?

June through October are months without snowfall in Palmyra.

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

In Palmyra, New Jersey, the average day length in July is 14h and 41min.

When are sunrise and sunset in July in Palmyra?

In July, on the first day of the month, sunrise is at 5:35 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:14 pm EDT.

What month has the most sunshine in Palmyra?

July has the most sunshine of the year in Palmyra, New Jersey, with an average of 10.5h of sunshine.

How many hours of sunshine does Palmyra have in July?

In Palmyra, New Jersey, the average sunshine duration in July is 10.5h.

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

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

How high is the UV index in July in Palmyra?

In Palmyra, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Palmyra, NJ

Average temperature in July - Palmyra, NJ
  • Average high temperature in July: 86.4°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°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 (25.2°F).

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Average pressure in July
Palmyra, NJ

Average pressure in July - Palmyra, NJ
  • 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 (29.93"Hg).

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Average wind speed in July
Palmyra, NJ

Average wind speed in July - Palmyra, NJ
  • Average wind speed in July: 5.7mph

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in July
Palmyra, NJ

Average humidity in July - Palmyra, NJ
  • Average humidity in July: 71%

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

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Average rainfall in July
Palmyra, NJ

Average rainfall in July - Palmyra, NJ
  • Average rainfall in July: 3.39"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in July
Palmyra, NJ

Average rainfall days in July - Palmyra, NJ
  • Average rainfall days in July: 18.5 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in July
Palmyra, NJ

Average snowfall in July - Palmyra, NJ
  • Average snowfall in July: 0"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Palmyra, NJ

Average snowfall days in July - Palmyra, NJ
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Palmyra, NJ

Average daylight in July / Average sunshine in July - Palmyra, NJ
  • 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 42min).

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Average sunshine days in July
Palmyra, NJ

Average sunshine days in July - Palmyra, NJ
  • Average sunshine days in July: 10.4 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in July
Palmyra, NJ

Average UV index in July - Palmyra, NJ
  • 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
Palmyra, NJ

Average cloud cover in July - Palmyra, NJ
  • Average cloud cover in July: 33

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in July
Palmyra, NJ

Average visibility in July - Palmyra, NJ
  • 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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Palmyra, New Jersey, USA

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