July weather forecast
West Mifflin, PA

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Weather in July

July, like June, in West Mifflin, Pennsylvania, is a moderately hot summer month, with an average temperature fluctuating between 83.3°F (28.5°C) and 62.6°F (17°C).

Temperature

July registers as the month with the highest average temperatures, reaching 83.3°F (28.5°C) at its peak and 62.6°F (17°C) at the lowest.

Heat index

July's heat index is evaluated at a tropical 89.6°F (32°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In July, the average relative humidity is 75%.

Rainfall

In West Mifflin, in July, during 13.8 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In West Mifflin, during the entire year, the rain falls for 128 days and collects up to 10.2" (259mm) of precipitation.

Snowfall

In West Mifflin, snow does not fall in June through September.

Daylight

In West Mifflin, the average length of the day in July is 14h and 43min.
On the first day of July, sunrise is at 5:53 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:34 pm EDT.

Sunshine

The average sunshine in July is 10h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In July, the maximum UV index of 6 transforms into these recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What is the hottest time of year?

In West Mifflin, temperatures reach their average annual highs in July, measuring 83.3°F (28.5°C) and a minimum average of 62.6°F (17°C).

How hot is it in July?

In West Mifflin, in July, the average high-temperature is 83.3°F (28.5°C), and the average low-temperature is 62.6°F (17°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is evaluated at 89.6°F (32°C).

What is the average humidity in July?

The average relative humidity in July is 75%.

How much does it rain in July?

In July, the rain falls for 13.8 days. Throughout July, 1.02" (26mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall in West Mifflin.

What is the average length of the day in July?

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

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:53 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:34 pm EDT.

How long on average sun shines in July?

In July, the average sunshine duration is 10h.

What is the month with the highest UV index?

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

What is the UV index reading in July?

The average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe 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
West Mifflin, PA

Average temperature in July - West Mifflin, PA
  • Average high temperature in July: 83.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in July: 62.6°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in July
West Mifflin, PA

Average pressure in July - West Mifflin, 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
West Mifflin, PA

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

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in July
West Mifflin, PA

Average humidity in July - West Mifflin, PA
  • Average humidity in July: 75%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).

Average rainfall in July
West Mifflin, PA

Average rainfall in July - West Mifflin, PA
  • Average rainfall in July: 1.02"

The wettest month (with the highest rainfall) is May (1.26").
The driest months (with the least rainfall) are September and November (0.55").

Average rainfall days in July
West Mifflin, PA

Average rainfall days in July - West Mifflin, PA
  • Average rainfall days in July: 13.8 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.1 days).

Average snowfall in July
West Mifflin, PA

Average snowfall in July - West Mifflin, PA
  • Average snowfall in July: 0"

The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
West Mifflin, PA

Average snowfall days in July - West Mifflin, 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 June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
West Mifflin, PA

Average daylight in July / Average sunshine in July - West Mifflin, 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 24min).

  • Average sunshine in July: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in July
West Mifflin, PA

Average sunshine days in July - West Mifflin, PA
  • Average sunshine days in July: 14.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in July
West Mifflin, PA

Average UV index in July - West Mifflin, PA
  • Average UV index in July: 6

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

Average cloud cover in July
West Mifflin, PA

Average cloud cover in July - West Mifflin, PA
  • Average cloud cover in July: 35

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in July
West Mifflin, PA

Average visibility in July - West Mifflin, 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).

West Mifflin, Pennsylvania, USA

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