July weather forecast
Grassmere Park, PA

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Weather in July

July, like June, in Grassmere Park, Pennsylvania, is a moderately hot summer month, with an average temperature ranging between max 81.3°F (27.4°C) and min 59.5°F (15.3°C).

Temperature

July temperatures tend to peak at an average high of 81.3°F (27.4°C) and dip to a low of 59.5°F (15.3°C).

Heat index

Throughout July, the heat index is evaluated at a hot 87.8°F (31°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In July, the average relative humidity is 79%.

Rainfall

In Grassmere Park, during July, the rain falls for 16.8 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Grassmere Park, during the entire year, the rain falls for 166.3 days and collects up to 31.06" (789mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Grassmere Park, the average length of the day in July is 14h and 49min.
On the first day of July, sunrise is at 5:36 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:23 pm EDT.

Sunshine

With an average of 10.2h of sunshine, July has the most sunshine of the year.

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 moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 5 in July suggests the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

July registers as the month with the average highest temperatures, reaching 81.3°F (27.4°C) at its peak and 59.5°F (15.3°C) at the lowest.

What is the temperature in July?

In July, the average high-temperature and low-temperature are 81.3°F (27.4°C) and 59.5°F (15.3°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in July?

In Grassmere Park, the average relative humidity in July is 79%.

How many days does it rain in July?

In Grassmere Park, in July, it is raining for 16.8 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow?

In Grassmere Park, snow does not fall in June through September.

How many hours of daylight does Grassmere Park have in July?

In Grassmere Park, the average day length in July is 14h and 49min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:36 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:23 pm EDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.2h of sunshine.

How long on average sun shines in July in Grassmere Park?

In Grassmere Park, the average sunshine duration in July is 10.2h.

What are the months with the highest UV index?

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

What is the UV index reading in July?

In July, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
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
Grassmere Park, PA

Average temperature in July - Grassmere Park, PA
  • Average high temperature in July: 81.3°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in July
Grassmere Park, PA

Average pressure in July - Grassmere Park, 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 (29.94"Hg).

Average wind speed in July
Grassmere Park, PA

Average wind speed in July - Grassmere Park, PA
  • Average wind speed in July: 5mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in July
Grassmere Park, PA

Average humidity in July - Grassmere Park, PA
  • Average humidity in July: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

Average rainfall in July
Grassmere Park, PA

Average rainfall in July - Grassmere Park, PA
  • Average rainfall in July: 2.8"

The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in July
Grassmere Park, PA

Average rainfall days in July - Grassmere Park, PA
  • Average rainfall days in July: 16.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in July
Grassmere Park, PA

Average snowfall in July - Grassmere Park, PA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Grassmere Park, PA

Average snowfall days in July - Grassmere Park, PA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Grassmere Park, PA

Average daylight in July / Average sunshine in July - Grassmere Park, PA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in July
Grassmere Park, PA

Average sunshine days in July - Grassmere Park, PA
  • Average sunshine days in July: 11.5 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).

Average UV index in July
Grassmere Park, PA

Average UV index in July - Grassmere Park, 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
Grassmere Park, PA

Average cloud cover in July - Grassmere Park, PA
  • Average cloud cover in July: 35

The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in July
Grassmere Park, PA

Average visibility in July - Grassmere Park, 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).

Grassmere Park, Pennsylvania, USA

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