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 time of the year is July, with temperatures averaging a high of 81.1°F (27.3°C) and a low of 59.4°F (15.2°C).Heat index
July's average heat index is calculated to be a hot 86°F (30°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.Heat index specifics point out values are for conditions of shade and a slight breeze. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
The months with the lowest humidity are April, June through August, with an average relative humidity of 78%.Rainfall
In Chevy Chase Heights, in July, during 19.6 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. Throughout the year, in Chevy Chase Heights, there are 183.5 rainfall days, and 33.46" (850mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in July is 14h and 44min.On the first day of the month, sunrise is at 5:49 am and sunset at 8:51 pm. On the last day of July, sunrise is at 6:13 am and sunset at 8:32 pm EDT.
Sunshine
July and August, with an average of 9.8h of sunshine, are months with the most sunshine.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 5 in July suggests the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
What is the temperature in July?
What are the least humid months?
What is the average humidity in July?
How much does it rain in July?
When it does not snow in Chevy Chase Heights?
What is the average length of the day in July?
What time are sunrise and sunset in July?
What are the months with the most sunshine?
How many hours of sunshine does Chevy Chase Heights have in July?
What is the month with the highest UV index?
What is the UV index reading in July?
Average temperature in July
Chevy Chase Heights, PA
- Average high temperature in July: 81.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in July: 59.4°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in July
Chevy Chase Heights, PA
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in July
Chevy Chase Heights, PA
- Average wind speed in July: 5.3mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in July
Chevy Chase Heights, PA
- Average humidity in July: 78%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in July
Chevy Chase Heights, PA
- Average rainfall in July: 3.19"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in July
Chevy Chase Heights, PA
- Average rainfall days in July: 19.6 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in July
Chevy Chase Heights, PA
- Average snowfall in July: 0"
The month with the highest snowfall is January (7.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Chevy Chase Heights, PA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Chevy Chase Heights, 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: 9h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in July
Chevy Chase Heights, PA
- Average sunshine days in July: 9.7 days
The month with the most sunshine days is November (13.3 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in July
Chevy Chase Heights, PA
- Average UV index in July: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in July
Chevy Chase Heights, PA
- Average cloud cover in July: 38
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in July
Chevy Chase Heights, PA
- Average visibility in July: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Chevy Chase Heights, Pennsylvania, USA
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