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
The warmest period tends to be July, when average temperatures fluctuate between a high of 83.5°F (28.6°C) and a low of 65.5°F (18.6°C).Heat index
July's mean heat index is appraised at a tropical 91.4°F (33°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', measures the perceived warmth when incorporating the humidity present in the air. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
In Grantley, the average relative humidity in July is 78%.Rainfall
In Grantley, during July, the rain falls for 15.3 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 139.8 rainfall days, and 22.95" (583mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Grantley, the average length of the day in July is 14h and 41min.On the first day of July, 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 8:21 pm EDT.
Sunshine
With an average of 10.6h of sunshine, July has the most sunshine of the year.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In July, the UV index of 6 transforms into the following advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
How hot is it in July?
What is the average humidity in July in Grantley?
How much does it rain in Grantley in July?
When it does not snow?
What is the average length of the day in July?
When are sunrise and sunset in July?
What month has the most sunshine?
How long on average sun shines in July?
What are the months with the highest UV index?
What is the UV index reading in July?
Average temperature in July
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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
Grantley, 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).
Grantley, Pennsylvania, USA
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