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

The scenic Horseshoe Curve in Altoona, Pennsylvania, from above, with a view of the scenic environs of deep tree cover, hills, and scenic lakes

Weather in July

In July, Altoona Pennsylvania feels the full impact of summer with the highest temperatures for the year. It continues to receive a substantial amount of sunshine with marginally fewer daylight hours than June. Though experiencing the least amount of cloud cover, July does not shy away from frequent rain showers. Despite the summer's peak, wind speeds drop to their lowest, enhancing the heat factor. This month experiences the height of summer warmth, displaying temperature highs at a sizzling 81.5°F (27.5°C) and lows at a relatively warm 59.4°F (15.2°C).

Temperature

With an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 59.4°F (15.2°C), July is the warmest month.

Heat index

July's average heat index is estimated at a hot 87.8°F (31°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', quantifies the warmth felt when relative humidity is considered. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The months with the lowest humidity are April and July, with an average relative humidity of 77%.

Rainfall

In Altoona, in July, during 16.7 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, there are 165 rainfall days, and 25.31" (643mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 14h and 44min.
On the first day of July, sunrise is at 5:47 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:29 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10h 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 estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 5 in July translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. During bright days, sunglasses that offer UVA and UVB defense are recommended.

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

Frequently asked questions

What is the hottest time of year?

With average high and low temperatures of 81.5°F (27.5°C) and 59.4°F (15.2°C) respectively, July is Altoona's warmest month.

What is the usual temperature for Altoona in July?

An average high-temperature, in July, in Altoona, is 81.5°F (27.5°C) and the average low-temperature is 59.4°F (15.2°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in July is estimated at 87.8°F (31°C).

What are the least humid months?

April and July, with an average relative humidity of 77%, are the least humid months in Altoona.

What is the average humidity in July?

In July, the average relative humidity is 77%.

How many days does it rain in July?

In July, the rain falls for 16.7 days. Throughout July, 2.28" (58mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in July?

In July, the average day length is 14h and 44min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:47 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:29 pm EDT.

What month has the most sunshine?

The month with the most sunshine in Altoona is July, with an average of 10h of sunshine.

How long on average sun shines in July?

In Altoona, the average sunshine duration in July is 10h.

When is the highest UV index?

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

How high is the UV index in July?

The average daily maximum UV index in July in Altoona is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Jun

July

Aug

Average high temperature

76.3°F 24.6°C

81.5°F 27.5°C

79.3°F 26.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.8mph 10.9km/h

5.7mph 9.2km/h

5.5mph 8.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

12.8

12.3

13.5

Average UV index

Average cloud cover

41%

37%

Average visibility

5mi 8km

Average temperature in July
Altoona, PA

Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (31.1°F).

Average low temperature in July: 59.4°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

Average pressure in July
Altoona, PA

Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in July
Altoona, PA

Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in July
Altoona, PA

Average humidity in July: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and July (77%).

Average rainfall in July
Altoona, PA

Average rainfall in July: 2.28"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is November (1.57").

Average rainfall days in July
Altoona, PA

Average rainfall days in July: 16.7 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (9.8 days).

Average snowfall in July
Altoona, PA

Average snowfall in July: 0"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Altoona, PA

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Altoona, 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: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in July
Altoona, PA

Average sunshine days in July: 12.3 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in July
Altoona, 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
Altoona, PA

Average cloud cover in July: 37

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 37).

Average visibility in July
Altoona, 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).

July weather forecast
Altoona, PA

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