July weather forecast
Knollview, MD

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Weather in July

July, like June, in Knollview, Maryland, is a moderately hot summer month, with an average temperature varying between 68.7°F (20.4°C) and 85.6°F (29.8°C).

Temperature

July, having an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 68.7°F (20.4°C), is the warmest month.

Heat index

Throughout July, the heat index is computed to be a fiery hot 95°F (35°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

July is the least humid month in Knollview, Maryland, with an average relative humidity of 71%.

Rainfall

In July, the rain falls for 17.7 days. Throughout July, 3.19" (81mm) of precipitation is accumulated. In Knollview, during the entire year, the rain falls for 165.5 days and collects up to 31.65" (804mm) of precipitation.

Snowfall

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

Daylight

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

Sunshine

July has the most sunshine of the year, with an average of 10.8h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

Temperature records mark July as the warmest month, with highs averaging 85.6°F (29.8°C) and lows at 68.7°F (20.4°C).

How hot is July?

An average high-temperature, in July, in Knollview, is 85.6°F (29.8°C) and the average low-temperature is 68.7°F (20.4°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 95°F (35°C).

What is the least humid month?

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

What is the average humidity in July?

The average relative humidity in July in Knollview is 71%.

How many days does it rain in July?

In Knollview, during July, the rain falls for 17.7 days and regularly aggregates up to 3.19" (81mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in July?

In July, the average day length is 14h and 37min.

When is the sunrise / 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?

With an average of 10.8h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

The average sunshine duration in July is 10.8h.

What are the months with the highest UV index?

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

What is the UV index reading in July?

In Knollview, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Knollview, MD

Average temperature in July - Knollview, 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
Knollview, MD

Average pressure in July - Knollview, 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
Knollview, MD

Average wind speed in July - Knollview, 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
Knollview, MD

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

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

Average rainfall in July
Knollview, MD

Average rainfall in July - Knollview, 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
Knollview, MD

Average rainfall days in July - Knollview, 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
Knollview, MD

Average snowfall in July - Knollview, 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
Knollview, MD

Average snowfall days in July - Knollview, 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
Knollview, MD

Average daylight in July / Average sunshine in July - Knollview, 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
Knollview, MD

Average sunshine days in July - Knollview, 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
Knollview, MD

Average UV index in July - Knollview, 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
Knollview, MD

Average cloud cover in July - Knollview, 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
Knollview, MD

Average visibility in July - Knollview, 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).

Knollview, Maryland, USA

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