July weather forecast
Harrisburg, PA

A church, a mosque, and other buildings along State Street in Harrisburg, Pennsylvania
A church, a mosque, and other buildings along State Street in Harrisburg, Pennsylvania

Weather in July

July, the same as June, is a moderately hot summer month in Harrisburg, Pennsylvania, with an average temperature ranging between min 63.5°F (17.5°C) and max 83.8°F (28.8°C).

Temperature

July is the warmest month, with an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 63.5°F (17.5°C).

Heat index

The average heat index in July is evaluated at a hot 91.4°F (33°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like activity, differences in body mass, height, and shape, metabolic differences, and pregnancy affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Harrisburg, the average relative humidity in July is 76%.

Rainfall

In July, in Harrisburg, the rain falls for 13.8 days. Throughout July, 1.26" (32mm) of precipitation is accumulated. Throughout the year, in Harrisburg, there are 122.3 rainfall days, and 11.73" (298mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In July, the average length of the day in Harrisburg is 14h and 43min.
On the first day of the month, sunrise is at 5:41 am and sunset at 8:41 pm. On the last day of July, in Harrisburg, Pennsylvania, sunrise is at 6:04 am and sunset at 8:23 pm EDT.

Sunshine

With an average of 10.5h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index are May through July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Harrisburg?

July is the warmest month, with an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 63.5°F (17.5°C).

What is the temperature in July in Harrisburg?

In July, in Harrisburg, Pennsylvania, the average high-temperature is 83.8°F (28.8°C), and the average low-temperature is 63.5°F (17.5°C). in July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is evaluated at 91.4°F (33°C).

What is the average humidity in July in Harrisburg?

The average relative humidity in July in Harrisburg is 76%.

How many days does it rain in July in Harrisburg?

In Harrisburg, in July, it is raining for 13.8 days, with typically 1.26" (32mm) of accumulated precipitation.

When it does not snow in Harrisburg?

May through October are months without snowfall in Harrisburg, Pennsylvania.

How many hours of daylight does Harrisburg have in July?

In July, the average day length in Harrisburg is 14h and 43min.

When are sunrise and sunset in July in Harrisburg?

On the first day of July in Harrisburg, sunrise is at 5:41 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:23 pm EDT.

What month has the most sunshine in Harrisburg?

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

How long on average sun shines in July in Harrisburg?

In Harrisburg, the average sunshine duration in July is 10.5h.

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

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

How high is the UV index in July in Harrisburg?

In Harrisburg, Pennsylvania, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Harrisburg, PA

Average temperature in July - Harrisburg, PA
  • Average high temperature in July: 83.8°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in July: 63.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

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Average pressure in July
Harrisburg, PA

Average pressure in July - Harrisburg, 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 (29.95"Hg).

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Average wind speed in July
Harrisburg, PA

Average wind speed in July - Harrisburg, PA
  • Average wind speed in July: 4.8mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in July
Harrisburg, PA

Average humidity in July - Harrisburg, PA
  • Average humidity in July: 76%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are March and April (75%).

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Average rainfall in July
Harrisburg, PA

Average rainfall in July - Harrisburg, PA
  • Average rainfall in July: 1.26"

The wettest month (with the highest rainfall) is August (1.3").
The driest months (with the least rainfall) are January and February (0.71").

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Average rainfall days in July
Harrisburg, PA

Average rainfall days in July - Harrisburg, PA
  • Average rainfall days in July: 13.8 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall in July
Harrisburg, PA

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

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Harrisburg, PA

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

The month with the highest number of snowfall days is January (6.3 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
Harrisburg, PA

Average daylight in July / Average sunshine in July - Harrisburg, PA
  • Average daylight in July: 14h and 43min

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 22min).

  • Average sunshine in July: 10h and 30min

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 30min).

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Average sunshine days in July
Harrisburg, PA

Average sunshine days in July - Harrisburg, PA
  • Average sunshine days in July: 14.1 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.1 days).

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Average UV index in July
Harrisburg, PA

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

The months with the highest UV index are May, June and July (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
Harrisburg, PA

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

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in July
Harrisburg, PA

Average visibility in July - Harrisburg, 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).

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