July weather forecastBarstow, MD

July

Weather in July

July, like June, in Barstow, Maryland, is a moderately hot summer month, with temperature in the range of an average low of 70.7°F (21.5°C) and an average high of 85.5°F (29.7°C).

Temperature

With an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 70.7°F (21.5°C), July is the warmest month.

Heat index

For July, the heat index is estimated at a sweltering 95°F (35°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful 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.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. 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. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

The average relative humidity in July is 75%.

Rainfall

July is the month with the most rainfall. Rain falls for 17.3 days and accumulates 4.41" (112mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In July, the average length of the day is 14h and 32min.
On the first day of July, sunrise is at 5:46 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:17 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.7h 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 value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 6 in July suggests the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Barstow's temperatures tend to reach their peak averages in July, with a high of 85.5°F (29.7°C) and a low of 70.7°F (21.5°C).

July temperatures vary between a high-temperature of 85.5°F (29.7°C) and a low-temperature of 70.7°F (21.5°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 95°F (35°C).

In Barstow, the average relative humidity in July is 75%.

July is the month with the most rainfall. Rain falls for 17.3 days and accumulates 4.41" (112mm) of precipitation.

In Barstow, in July, it is raining for 17.3 days, with typically 4.41" (112mm) of accumulated precipitation.

In Barstow, snow does not fall in April through October.

The average day length in July is 14h and 32min.

In July, on the first day of the month, sunrise is at 5:46 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:17 pm EDT.

July has the most sunshine of the year, with an average of 10.7h of sunshine.

The average sunshine duration in July is 10.7h.

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

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Barstow, MD

  • Average high temperature in July: 85.5°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in July: 70.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure in July
Barstow, MD

  • Average pressure in July: 29.97"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
Barstow, MD

  • Average wind speed in July: 6.1mph

The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in July
Barstow, MD

  • Average humidity in July: 75%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (72%).

Average rainfall in July
Barstow, MD

  • Average rainfall in July: 4.41"

The wettest month (with the highest rainfall) is July (4.41").
The driest month (with the least rainfall) is January (1.81").

Average rainfall days in July
Barstow, MD

  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (8 days).

Average snowfall in July
Barstow, MD

  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Barstow, MD

  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

  • Average daylight in July: 14h and 30min

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 42min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in July
Barstow, MD

  • Average sunshine days in July: 12 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (11.3 days).

Average UV index in July
Barstow, 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).

Average cloud cover in July
Barstow, 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
Barstow, 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).