July weather forecast
Winterstown, PA

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Weather in July

July, like June, in Winterstown, Pennsylvania, is a moderately hot summer month, with an average temperature varying between 65.5°F (18.6°C) and 83.5°F (28.6°C).

Temperature

Winterstown's temperatures tend to reach their peak averages in July, with a high of 83.5°F (28.6°C) and a low of 65.5°F (18.6°C).

Heat index

For July, the heat index is appraised at a hot 91.4°F (33°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

The average relative humidity in July is 78%.

Rainfall

In Winterstown, Pennsylvania, in July, during 15.3 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 139.8 rainfall days, and 22.95" (583mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 40min.
On the first day of July, sunrise is at 5:42 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:20 pm EDT.

Sunshine

With an average of 10.6h of sunshine, July has the most sunshine of the year.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 6 during July translates into the following directions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

July, with its high-temperature average of 83.5°F (28.6°C) and a low-temperature average of 65.5°F (18.6°C), is the warmest month.

Is it hot during July?

The average high-temperature, in July, in Winterstown, is 83.5°F (28.6°C), while the average low-temperature is 65.5°F (18.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 91.4°F (33°C).

What is the average humidity in July?

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

How much does it rain in July?

In Winterstown, during July, the rain falls for 15.3 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Winterstown have in July?

In July, the average day length is 14h and 40min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:42 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:20 pm EDT.

What month has the most sunshine?

The month with the most sunshine in Winterstown is July, with an average of 10.6h of sunshine.

How long on average sun shines in July?

In July, the average sunshine duration is 10.6h.

What are the months with the highest UV index in Winterstown?

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

What is the UV index intensity in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high 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
Winterstown, PA

Average temperature in July - Winterstown, 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 (35.8°F).

  • Average low temperature in July: 65.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in July
Winterstown, PA

Average pressure in July - Winterstown, PA
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in July
Winterstown, PA

Average wind speed in July - Winterstown, PA
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in July
Winterstown, PA

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

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

Average rainfall in July
Winterstown, PA

Average rainfall in July - Winterstown, PA
  • Average rainfall in July: 2.36"

The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is February (1.26").

Average rainfall days in July
Winterstown, PA

Average rainfall days in July - Winterstown, PA
  • Average rainfall days in July: 15.3 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in July
Winterstown, PA

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

The month with the highest snowfall is March (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Winterstown, PA

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

The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Winterstown, PA
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in July
Winterstown, PA

Average sunshine days in July - Winterstown, PA
  • Average sunshine days in July: 13.1 days

The month with the most sunshine days is January (20.4 days).
The month with the least sunshine days is May (11.7 days).

Average UV index in July
Winterstown, PA

Average UV index in July - Winterstown, 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, November and December (UV index 2).

Average cloud cover in July
Winterstown, PA

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

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in July
Winterstown, PA

Average visibility in July - Winterstown, 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).

Winterstown, Pennsylvania, USA

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