July weather forecast
Largo, MD

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Weather in July

July is a hot summer month in Largo, Maryland, with an average temperature varying between 87.4°F (30.8°C) and 70°F (21.1°C).

Temperature

July, with its high-temperature average of 87.4°F (30.8°C) and a low-temperature average of 70°F (21.1°C), is the warmest month.

Heat index

July's mean heat index is appraised at a fiery hot 98.6°F (37°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', melds the effects of warmth and moisture to generate a feeling of heat. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

The months with the lowest humidity in Largo are April and July, with an average relative humidity of 71%.

Rainfall

In July, the rain falls for 16.8 days. Throughout July, 3.11" (79mm) of precipitation is accumulated. Throughout the year, there are 157.9 rainfall days, and 31.14" (791mm) of precipitation is accumulated.

Snowfall

In Largo, snow does not fall in May through November.

Daylight

In Largo, the average length of the day in July is 14h and 35min.
On the first day of the month, sunrise is at 5:46 am and sunset at 8:36 pm. On the last day of July, in Largo, sunrise is at 6:08 am and sunset at 8:19 pm EDT.

Sunshine

With an average of 10.9h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index in Largo 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 radiation for the ordinary person.
Note: The daily high UV index of 6 in July translates into this advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What part of the year is the hottest in Largo?

July tends to be the warmest month in Largo, with temperatures averaging a daily high of 87.4°F (30.8°C) and a low of 70°F (21.1°C).

How hot is it in Largo in July?

The high-temperature in Largo, Maryland, during July is 87.4°F (30.8°C) and the low-temperature is 70°F (21.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in July is appraised at 98.6°F (37°C).

What is the least humid month in Largo?

April and July, with an average relative humidity of 71%, are the least humid months.

What is the average humidity in July in Largo?

In Largo, Maryland, the average relative humidity in July is 71%.

How many days does it rain in July in Largo?

In Largo, Maryland, during July, the rain falls for 16.8 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow in Largo?

May through November are months without snowfall.

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

In Largo, the average day length in July is 14h and 35min.

When is the sunrise / sunset in July in Largo?

In July, on the first day of the month, sunrise is at 5:46 am and sunset at 8:36 pm. On the last day of the month, in Largo, sunrise is at 6:08 am and sunset at 8:19 pm EDT.

What month has the most sunshine in Largo?

The month with the most sunshine in Largo, Maryland, is July, with an average of 10.9h of sunshine.

How many hours of sunshine does Largo have in July?

The average sunshine duration in July in Largo, Maryland, is 10.9h.

What is the month with the highest UV index in Largo?

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

What is the UV index intensity in July in Largo?

The average daily maximum UV index in July in Largo, Maryland, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
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
Largo, MD

Average temperature in July - Largo, MD
  • 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 (39.9°F).

  • Average low temperature in July: 70°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in July
Largo, MD

Average pressure in July - Largo, MD
  • 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).

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Average wind speed in July
Largo, MD

Average wind speed in July - Largo, MD
  • Average wind speed in July: 5.4mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in July
Largo, MD

Average humidity in July - Largo, MD
  • Average humidity in July: 71%

The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).

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Average rainfall in July
Largo, MD

Average rainfall in July - Largo, MD
  • Average rainfall in July: 3.11"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is January (2.01").

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Average rainfall days in July
Largo, MD

Average rainfall days in July - Largo, MD
  • Average rainfall days in July: 16.8 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

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Average snowfall in July
Largo, MD

Average snowfall in July - Largo, MD
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in July
Largo, MD

Average snowfall days in July - Largo, MD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Largo, MD

Average daylight in July / Average sunshine in July - Largo, MD
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in July
Largo, MD

Average sunshine days in July - Largo, MD
  • Average sunshine days in July: 12 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in July
Largo, MD

Average UV index in July - Largo, MD
  • 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 and December (UV index 2).

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Average cloud cover in July
Largo, MD

Average cloud cover in July - Largo, MD
  • Average cloud cover in July: 29

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in July
Largo, MD

Average visibility in July - Largo, MD
  • Average visibility in July: 6mi

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

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Largo, Maryland, USA

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