July weather - Summer 2024

Weather in July
Frequently asked questions
Average temperature in July
Average pressure in July
Average wind speed in July
Average humidity in July
Average rainfall in July
Average rainfall days in July
Average snowfall in July
Average snowfall days in July
Average daylight in July
Average sunshine in July
Average sunshine days in July
Average UV index in July
Average cloud cover in July
Average visibility in July

A beautiful dusk panorama of Pittsburgh, Pennsylvania, with the river and several bridges

Weather in July

July is the peak of summer in Pittsburgh, demonstrating the season's most intense conditions. With a remarkable high temperature of 84°F (28.9°C), it is undeniably the hottest month of the year. Despite the heat, it's a fantastic time to partake in water-related activities, or simply relax in the numerous city parks. Being the season's zenith, also means occasional thunderstorms, due to the intense heat and humidity. Still, it's an opportune time for locals and tourists to enjoy summer activities in all their glory.

Temperature

Pittsburgh's warmest temperatures are experienced in July, with average high temperatures of 84°F (28.9°C) and lows of 63°F (17.2°C).

Heat index

July's heat index is computed to be a hot 91.4°F (33°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

The months with the lowest humidity in Pittsburgh are July and August, with an average relative humidity of 73%.

Rainfall

In Pittsburgh, in July, it is raining for 18.2 days, with typically 2.76" (70mm) of accumulated precipitation. In Pittsburgh, Pennsylvania, during the entire year, the rain falls for 163.6 days and collects up to 26.93" (684mm) of precipitation.

Snowfall

In Pittsburgh, snow does not fall in May through September.

Daylight

In July, the average length of the day is 14h and 43min.
On the first day of July, sunrise is at 5:53 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:35 pm EDT.

Sunshine

In July, the average sunshine is 9.8h.

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 the ordinary person.
Note: The maximum daily UV index of 6 during July translates into the following directions:
Resist overexposure. Safeguarding from solar damage is indispensable. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

In Pittsburgh, July is known for its average highest temperatures, reaching a high of 84°F (28.9°C) and a low of 63°F (17.2°C).

How hot is it in July?

The average high-temperature, in July, in Pittsburgh, is 84°F (28.9°C), while the average low-temperature is 63°F (17.2°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 91.4°F (33°C).

What are the least humid months?

July and August, with an average relative humidity of 73%, are the least humid months.

What is the average humidity in July?

In Pittsburgh, the average relative humidity in July is 73%.

How much does it rain in July?

In July, the rain falls for 18.2 days. Throughout July, 2.76" (70mm) of precipitation is accumulated.

When it does not snow?

In Pittsburgh, snow does not fall in May through September.

How many hours of daylight does Pittsburgh have in July?

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

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:53 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:35 pm EDT.

How many hours of sunshine does Pittsburgh have in July?

The average sunshine duration in July is 9.8h.

What is the month with the highest UV index?

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?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

79.3°F 26.3°C

84°F 28.9°C

82.2°F 27.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.2mph 10km/h

5.3mph 8.5km/h

5.2mph 8.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

16.5

18.2

Average snowfall

0" 0mm

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

12.2

11.1

13.4

Average UV index

Average cloud cover

Average visibility

Average temperature in July
Pittsburgh, PA

Average high temperature in July: 84°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (33.1°F).

Average low temperature in July: 63°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in July
Pittsburgh, PA

Average pressure in July: 29.98"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).

Average wind speed in July
Pittsburgh, PA

Average wind speed in July: 4.8mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in July
Pittsburgh, PA

Average humidity in July: 73%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (73%).

Average rainfall in July
Pittsburgh, PA

Average rainfall in July: 2.76"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.54").

Average rainfall days in July
Pittsburgh, PA

Average rainfall days in July: 18.2 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.9 days).

Average snowfall in July
Pittsburgh, PA

Average snowfall in July: 0"

The month with the highest snowfall is January (3.31").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Pittsburgh, PA

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Pittsburgh, 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 18min).

Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in July
Pittsburgh, PA

Average sunshine days in July: 11.1 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.6 days).

Average UV index in July
Pittsburgh, PA

Average UV index in July: 6

The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in July
Pittsburgh, PA

Average cloud cover in July: 36

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in July
Pittsburgh, PA

Average visibility in July: 6mi

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

July weather forecast
Pittsburgh, PA

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