Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
July stands out as Jonestown's warmest month, with temperatures ranging between an average high of 82°F (27.8°C) and a low of 62.4°F (16.9°C).Heat index
In July, the average heat index is estimated at a tropical 87.8°F (31°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. 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 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 July, the average relative humidity is 79%.Rainfall
The months with the most rainfall are May and July, with an average 3.58" (91mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Jonestown, the average length of the day in July is 14h and 43min.On the first day of July, sunrise is at 5:39 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:21 pm EDT.
Sunshine
The month with the most sunshine is July, with an average of 10.2h of sunshine.UV index
In July, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 5 in July translates into the following instructions:
Take precautions - Protection against sunburn is recommended. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months in Jonestown?
What are July temperatures?
What is the average humidity in July?
What is the wettest month?
How many days does it rain in July?
When it does not snow?
What is the average length of the day in July?
When is the sunrise / sunset in July?
What month has the most sunshine?
How long on average sun shines in July?
How high is the UV index in July?
Average temperature in July
Jonestown, PA
- Average high temperature in July: 82°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in July: 62.4°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in July
Jonestown, 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).
Average wind speed in July
Jonestown, PA
- Average wind speed in July: 4.9mph
The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in July
Jonestown, PA
- Average humidity in July: 79%
The months with the highest relative humidity are February, May, June and October (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in July
Jonestown, PA
- Average rainfall in July: 3.58"
The wettest months (with the highest rainfall) are May and July (3.58").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in July
Jonestown, PA
- Average rainfall days in July: 18.3 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in July
Jonestown, PA
- Average snowfall in July: 0"
The month with the highest snowfall is January (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Jonestown, PA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Jonestown, 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 18min).
- Average sunshine in July: 10h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in July
Jonestown, PA
- Average sunshine days in July: 11 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in July
Jonestown, PA
- Average UV index in July: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in July
Jonestown, PA
- Average cloud cover in July: 33
The months with the most cloud cover are February and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in July
Jonestown, PA
- Average visibility in July: 6mi
The months with the highest visibility are March, April, June, July and November (6mi).
The months with the lowest visibility are January, February, May, August, September, October and December (5mi).
Jonestown, Pennsylvania, USA
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