July weather forecast
Hummelstown, PA

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Weather in July

July, like June, in Hummelstown, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 82.4°F (28°C).

Temperature

July, noted for its average high-temperature of 82.4°F (28°C) and an average low-temperature of 63.5°F (17.5°C), is considered the warmest month.

Heat index

July's heat index is computed to be a tropical 89.6°F (32°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. 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

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

Rainfall

In Hummelstown, in July, during 17.3 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. In Hummelstown, during the entire year, the rain falls for 162.3 days and collects up to 30.71" (780mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July in Hummelstown, Pennsylvania, is 14h and 43min.
On the first day of the month, sunrise is at 5:41 am and sunset at 8:40 pm. On the last day of July, in Hummelstown, sunrise is at 6:04 am and sunset at 8:22 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.5h of sunshine.

UV index

May through July, with an average maximum UV index of 6, are months with the highest UV index in Hummelstown. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Fend off overexposure. Sun protection is vital. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What part of the year is the hottest in Hummelstown?

July is the warmest month of the year in Hummelstown, registering average temperatures as high as 82.4°F (28°C) and as low as 63.5°F (17.5°C).

How hot is July in Hummelstown?

The average high-temperature and low-temperature in Hummelstown, Pennsylvania, during July are 82.4°F (28°C) and 63.5°F (17.5°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is computed to be 89.6°F (32°C).

What is the average humidity in July in Hummelstown?

In July, the average relative humidity is 78%.

How many days does it rain in July in Hummelstown?

In Hummelstown, in July, it is raining for 17.3 days, with typically 2.87" (73mm) of accumulated precipitation.

When it does not snow in Hummelstown?

May through September are months without snowfall.

What is the average length of the day in July in Hummelstown?

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

When are sunrise and sunset in July in Hummelstown?

On the first day of July in Hummelstown, Pennsylvania, sunrise is at 5:41 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:22 pm EDT.

What month has the most sunshine in Hummelstown?

The month with the most sunshine in Hummelstown, Pennsylvania, is July, with an average of 10.5h of sunshine.

How long on average sun shines in July in Hummelstown?

In Hummelstown, Pennsylvania, the average sunshine duration in July is 10.5h.

When is the highest UV index in Hummelstown?

May through July, with an average maximum UV index of 6, are months with the highest UV index in Hummelstown, Pennsylvania.

What is the UV index reading in July in Hummelstown?

The average daily maximum UV index in July in Hummelstown, Pennsylvania, 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
Hummelstown, PA

Average temperature in July - Hummelstown, PA
  • Average high temperature in July: 82.4°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in July: 63.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in July
Hummelstown, PA

Average pressure in July - Hummelstown, 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).

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Average wind speed in July
Hummelstown, PA

Average wind speed in July - Hummelstown, PA
  • Average wind speed in July: 4.9mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in July
Hummelstown, PA

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

The months with the highest relative humidity are February and May (81%).
The months with the lowest relative humidity are March and April (76%).

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Average rainfall in July
Hummelstown, PA

Average rainfall in July - Hummelstown, PA
  • Average rainfall in July: 2.87"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in July
Hummelstown, PA

Average rainfall days in July - Hummelstown, PA
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall in July
Hummelstown, PA

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

The month with the highest snowfall is January (3.94").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Hummelstown, PA

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

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Hummelstown, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in July
Hummelstown, PA

Average sunshine days in July - Hummelstown, PA
  • Average sunshine days in July: 11.5 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10 days).

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Average UV index in July
Hummelstown, PA

Average UV index in July - Hummelstown, PA
  • Average UV index in July: 6

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in July
Hummelstown, PA

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

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in July
Hummelstown, PA

Average visibility in July - Hummelstown, PA
  • Average visibility in July: 6mi

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

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Hummelstown, Pennsylvania, USA

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