July weather forecast
Gettysburg, PA

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The iconic and unifying Pennsylvania monument in a vast green field with neat grounds and green trees in the city of Gettysburg, Pennsylvania
The iconic and unifying Pennsylvania monument in a vast green field with neat grounds and green trees in the city of Gettysburg, Pennsylvania

Weather in July

July is the pinnacle of the summer season in Gettysburg and is known for its hot temperatures reaching up to 84°F (28.9°C). The town is met with a decrease in relative humidity and cloud cover, allowing the maximum sunshine hours to peak at 10.6 hours a day. Rainfall is distributed evenly across the month with total precipitation tallying to 1.46" (37mm). Even as temperatures soar, wind speeds drop to an annual low. With an abundance of sunshine, low wind, and minimal cloud cover, July presents an idyllic summer weather picture.

Temperature

Gettysburg records the warmest temperatures in July, averaging a high of 84°F (28.9°C) and a low of 64°F (17.8°C).

Heat index

The heat index value during July is computed to be a hot 91.4°F (33°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. 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 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. 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 especially vital to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

The months with the lowest humidity are April and July, with an average relative humidity of 75%.

Rainfall

July is the month with the most rainfall. Rain falls for 14.3 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 40min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:41 pm. On the last day of July, sunrise is at 6:07 am and sunset at 8:23 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What is the hottest time of year?

In Gettysburg, Pennsylvania, temperatures reach their average annual highs in July, measuring 84°F (28.9°C) and a minimum average of 64°F (17.8°C).

How hot is it in July?

An average high-temperature, in July, in Gettysburg, is 84°F (28.9°C) and the average low-temperature is 64°F (17.8°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 91.4°F (33°C).

What is the least humid month?

April and July, with an average relative humidity of 75%, are the least humid months in Gettysburg.

What is the average humidity in July?

In Gettysburg, the average relative humidity in July is 75%.

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 14.3 days and accumulates 1.46" (37mm) of precipitation.

How many days does it rain in July?

In Gettysburg, Pennsylvania, in July, during 14.3 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

When it does not snow?

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

What is the average length of the day in July?

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

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:44 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:23 pm EDT.

What month has the most sunshine?

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

How many hours of sunshine does Gettysburg have in July?

In July, the average sunshine duration is 10.6h.

What is the month with the highest UV index?

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

What is the UV index intensity in July?

In Gettysburg, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Gettysburg, PA

Average temperature in July - Gettysburg, PA
  • Average high temperature in July: 84°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

Average pressure in July
Gettysburg, PA

Average pressure in July - Gettysburg, 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 (29.95"Hg).

Average wind speed in July
Gettysburg, PA

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

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

Average humidity in July
Gettysburg, PA

Average humidity in July - Gettysburg, PA
  • Average humidity in July: 75%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall in July
Gettysburg, PA

Average rainfall in July - Gettysburg, PA
  • Average rainfall in July: 1.46"

The wettest month (with the highest rainfall) is July (1.46").
The driest months (with the least rainfall) are January and February (0.71").

Average rainfall days in July
Gettysburg, PA

Average rainfall days in July - Gettysburg, PA
  • Average rainfall days in July: 14.3 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (5 days).

Average snowfall in July
Gettysburg, PA

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

The month with the highest snowfall is March (1.3").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Gettysburg, PA

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

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Gettysburg, 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 36min).

Average sunshine days in July
Gettysburg, PA

Average sunshine days in July - Gettysburg, PA
  • Average sunshine days in July: 13.8 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is August (13.6 days).

Average UV index in July
Gettysburg, PA

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

Average cloud cover in July
Gettysburg, PA

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

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in July
Gettysburg, PA

Average visibility in July - Gettysburg, 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).

Gettysburg, Pennsylvania, USA

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