July weather forecast
Dallastown, PA

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Weather in July

July, like June, in Dallastown, Pennsylvania, is another warm summer month, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 65.5°F (18.6°C).

Temperature

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

Heat index

July's heat index is evaluated at a hot 91.4°F (33°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

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

Rainfall

In Dallastown, in July, during 15.3 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Dallastown, during the entire year, the rain falls for 139.8 days and collects up to 22.95" (583mm) of precipitation.

Snowfall

In Dallastown, Pennsylvania, snow does not fall in June through September.

Daylight

The average length of the day in July is 14h and 40min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:39 pm. On the last day of July, sunrise is at 6:05 am and sunset at 8:20 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in Dallastown are May through August, with an average maximum UV index of 6. 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 average daily UV index of 6 in July transforms into the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

What is the warmest month?

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

How hot does it get in July?

The high-temperature during July is 83.5°F (28.6°C) and the low-temperature is 65.5°F (18.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 91.4°F (33°C).

What is the average humidity in July?

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

How many days does it rain in July?

In Dallastown, in July, it is raining for 15.3 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in July?

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

When are sunrise and sunset in July in Dallastown?

In July, on the first day of the month, sunrise is at 5:42 am and sunset at 8:39 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?

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

How long on average sun shines in July?

The average sunshine duration in July is 10.6h.

What are the months with the highest UV index?

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

How high is the UV index in July?

The average daily maximum UV index in July in Dallastown, 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
Dallastown, PA

Average temperature in July - Dallastown, 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
Dallastown, PA

Average pressure in July - Dallastown, 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
Dallastown, PA

Average wind speed in July - Dallastown, 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
Dallastown, PA

Average humidity in July - Dallastown, 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
Dallastown, PA

Average rainfall in July - Dallastown, 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
Dallastown, PA

Average rainfall days in July - Dallastown, 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
Dallastown, PA

Average snowfall in July - Dallastown, 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
Dallastown, PA

Average snowfall days in July - Dallastown, 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
Dallastown, PA

Average daylight in July / Average sunshine in July - Dallastown, 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 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
Dallastown, PA

Average sunshine days in July - Dallastown, 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
Dallastown, PA

Average UV index in July - Dallastown, 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
Dallastown, PA

Average cloud cover in July - Dallastown, 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
Dallastown, PA

Average visibility in July - Dallastown, 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).

Dallastown, Pennsylvania, USA

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