July weather forecast
Glenartney, MD

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Weather in July

July, like June, in Glenartney, Maryland, is a moderately hot summer month, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 68.7°F (20.4°C).

Temperature

Glenartney's July weather, with an average high temperature of 85.6°F (29.8°C) and an average low temperature of 68.7°F (20.4°C), tends to be the warmest of the year.

Heat index

For most parts of July, the heat index is estimated at a very hot 95°F (35°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The least humid month is July, with an average relative humidity of 71%.

Rainfall

In Glenartney, in July, during 17.7 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Glenartney, during the entire year, the rain falls for 165.7 days and collects up to 31.77" (807mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In July, the average length of the day is 14h and 37min.
On the first day of July in Glenartney, sunrise is at 5:44 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:19 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.8h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

Glenartney, Maryland, notes the warmest temperatures in July, with a average high of 85.6°F (29.8°C) and a low of 68.7°F (20.4°C).

How hot is July?

In July, in Glenartney, the average high-temperature is 85.6°F (29.8°C), and the average low-temperature is 68.7°F (20.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is estimated at 95°F (35°C).

What is the least humid month?

With an average relative humidity of 71%, July is the least humid month.

What is the average humidity in July?

The average relative humidity in July is 71%.

How many days does it rain in July?

In Glenartney, in July, it is raining for 17.7 days, with typically 3.19" (81mm) of accumulated precipitation.

When it does not snow in Glenartney?

In Glenartney, snow does not fall in May through October.

How many hours of daylight does Glenartney have in July?

The average day length in July is 14h and 37min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:44 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:19 pm EDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.8h of sunshine.

How long on average sun shines in July in Glenartney?

In July, the average sunshine duration is 10.8h.

What are the months with the highest UV index?

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

What is the UV index reading in July?

In July, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
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
Glenartney, MD

Average temperature in July - Glenartney, MD
  • Average high temperature in July: 85.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in July: 68.7°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in July
Glenartney, MD

Average pressure in July - Glenartney, 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).

Average wind speed in July
Glenartney, MD

Average wind speed in July - Glenartney, MD
  • Average wind speed in July: 5.5mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in July
Glenartney, MD

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

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in July
Glenartney, MD

Average rainfall in July - Glenartney, MD
  • Average rainfall in July: 3.19"

The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in July
Glenartney, MD

Average rainfall days in July - Glenartney, MD
  • Average rainfall days in July: 17.7 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in July
Glenartney, MD

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

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Glenartney, MD

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

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in July
Glenartney, MD

Average sunshine days in July - Glenartney, MD
  • Average sunshine days in July: 11.8 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).

Average UV index in July
Glenartney, MD

Average UV index in July - Glenartney, 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, February, November and December (UV index 2).

Average cloud cover in July
Glenartney, MD

Average cloud cover in July - Glenartney, 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).

Average visibility in July
Glenartney, MD

Average visibility in July - Glenartney, 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).

Glenartney, Maryland, USA

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