July weather forecast
Atglen, PA

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Weather in July

July, the same as June, is a moderately hot summer month in Atglen, Pennsylvania, with an average temperature fluctuating between 65.8°F (18.8°C) and 83.5°F (28.6°C).

Temperature

In Atglen, the average temperatures in July are the highest, with a peak at 83.5°F (28.6°C) and a low of 65.8°F (18.8°C).

Heat index

In July, the heat index is estimated at a tropical 91.4°F (33°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

The average relative humidity in July is 78%.

Rainfall

In July, the rain falls for 16.8 days. Throughout July, 2.17" (55mm) of precipitation is accumulated. Throughout the year, in Atglen, there are 138.3 rainfall days, and 19.76" (502mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Atglen.

Daylight

The average length of the day in July is 14h and 41min.
On the first day of July, sunrise is at 5:39 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:18 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.4h 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 vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.

Frequently asked questions

What is the hottest time of year?

July, noted for its average high-temperature of 83.5°F (28.6°C) and an average low-temperature of 65.8°F (18.8°C), is considered the warmest month.

How hot is July?

July temperatures vary between a high-temperature of 83.5°F (28.6°C) and a low-temperature of 65.8°F (18.8°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 91.4°F (33°C).

What is the average humidity in July?

In Atglen, the average relative humidity in July is 78%.

How much does it rain in July?

In Atglen, in July, during 16.8 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Atglen have in July?

In Atglen, the average day length in July is 14h and 41min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:39 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:18 pm EDT.

What month has the most sunshine in Atglen?

The month with the most sunshine is July, with an average of 10.4h of sunshine.

How long on average sun shines in July?

In Atglen, the average sunshine duration in July is 10.4h.

When is the highest UV index?

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

What is the UV index reading in July?

In July, the average daily maximum UV index 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
Atglen, PA

Average temperature in July - Atglen, PA
  • Average high temperature in July: 83.5°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in July
Atglen, PA

Average pressure in July - Atglen, PA
  • Average pressure in July: 29.96"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).

Average wind speed in July
Atglen, PA

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

The windiest months (with the highest average wind speed) are January, February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in July
Atglen, PA

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

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

Average rainfall in July
Atglen, PA

Average rainfall in July - Atglen, PA
  • Average rainfall in July: 2.17"

The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is February (1.14").

Average rainfall days in July
Atglen, PA

Average rainfall days in July - Atglen, PA
  • Average rainfall days in July: 16.8 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.4 days).

Average snowfall in July
Atglen, PA

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

The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Atglen, PA

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

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Atglen, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in July
Atglen, PA

Average sunshine days in July - Atglen, PA
  • Average sunshine days in July: 12.4 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (12.4 days).

Average UV index in July
Atglen, PA

Average UV index in July - Atglen, 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).

Average cloud cover in July
Atglen, PA

Average cloud cover in July - Atglen, 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).

Average visibility in July
Atglen, PA

Average visibility in July - Atglen, 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).

Atglen, Pennsylvania, USA

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