July weather forecast and climate
Hawthorne, DC

July in Hawthorne, District of Columbia, is a tropical summer month, with average temperature ranging between max 87.4°F (30.8°C) and min 69.6°F (20.9°C).

Temperature

With an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.6°F (20.9°C), July is the warmest month.

Heat index

In July, the average heat index is calculated to a torrid 98.2°F (36.8°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'apparent temperature', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, metabolic differences, clothing). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

With an average relative humidity of 69%, July is the least humid month in Hawthorne.

Rainfall

In Hawthorne, it is raining for 15.8 days, with typically 2.99" (76mm) of accumulated precipitation. In Hawthorne, during the entire year, the rain falls for 154.8 days and collects up to 30.28" (769mm) of precipitation.

Snowfall

In Hawthorne, District of Columbia, snow does not fall in May through October.

Daylight

In Hawthorne, the average length of the day is 14.6h.

Sunshine

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

UV index

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 threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the warmest month in Hawthorne?

July is the warmest month in Hawthorne, District of Columbia, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.6°F (20.9°C).

What is the temperature in July in Hawthorne?

The average high-temperature, in July, in Hawthorne, District of Columbia, is 87.4°F (30.8°C), while the average low-temperature is 69.6°F (20.9°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines both air temperature and relative humidity, in July is estimated at 98.2°F (36.8°C).

What is the least humid month in Hawthorne?

The least humid month in Hawthorne, District of Columbia, is July, with an average relative humidity of 69%.

What is the average humidity in July in Hawthorne?

The average relative humidity in July is 69%.

How much does it rain in Hawthorne in July?

In Hawthorne, District of Columbia, in July, it is raining for 15.8 days, with typically 2.99" (76mm) of accumulated precipitation.

When it does not snow in Hawthorne?

In Hawthorne snow does not fall in May through October.

What is the average length of the day in July in Hawthorne?

In Hawthorne, the average length of the day in July is 14.6h.

What month has the most sunshine in Hawthorne?

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

How many hours of sunshine does Hawthorne have in July?

In Hawthorne, the average sunshine in July is 10.6h.

When is the highest UV index in Hawthorne?

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

What is the UV index intensity in July in Hawthorne?

The average daily maximum UV index in July in Hawthorne, District of Columbia, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV rays.
Average temperature in July - Hawthorne, DC
  • Average high temperature in July: 87.4°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in July: 69.6°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in July - Hawthorne, DC
  • Average pressure in July: 29.97"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.95").

Average wind speed in July - Hawthorne, DC
  • Average wind speed in July: 5.3mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in July - Hawthorne, DC
  • Average humidity in July: 69%

Months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).

Average rainfall in July - Hawthorne, DC
  • Average rainfall in July: 2.99"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in July - Hawthorne, DC
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in July - Hawthorne, DC
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.87").
Months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July - Hawthorne, DC
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (4.6 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in July / Average sunshine in July - Hawthorne, DC
  • Average daylight in July: 14.6h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in July: 10.6h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.9h).

Average sunshine days in July - Hawthorne, DC
  • Average sunshine days in July: 13.5 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in July - Hawthorne, DC
  • Average UV index in July: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in July - Hawthorne, DC
  • Average cloud cover in July: 32

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in July - Hawthorne, DC
  • Average visibility in July: 6mi

Months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).