July weather forecast and climate
McHenry, MD

Weather in July

July, the same as June, is a moderately hot summer month in McHenry, Maryland, with temperature in the range of an average low of 58.8°F (14.9°C) and an average high of 79.9°F (26.6°C).

Temperature

July is the warmest month, with an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 58.8°F (14.9°C).

Humidity

Months with the lowest humidity in McHenry are April, June through August, with an average relative humidity of 79%.

Rainfall

In McHenry, Maryland,, it is raining for 19.3 days, with typically 3.19" (81mm) of accumulated precipitation. Throughout the year, there are 166.5 rainfall days, and 30.79" (782mm) of precipitation is accumulated.

Snowfall

In McHenry snow does not fall in June through September.

Daylight

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

Sunshine

In July, the average sunshine is 9.6h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in July interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.
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FAQ

What is the warmest month in McHenry?

The warmest month is July, with an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 58.8°F (14.9°C).

What are the least humid months in McHenry?

Months with the lowest humidity in McHenry, Maryland, are April, June through August, with an average relative humidity of 79%.

What is the average humidity in July in McHenry?

In July, the average relative humidity is 79%.

How much does it rain in McHenry in July?

In McHenry, during July, the rain falls for 19.3 days and regularly aggregates up to 3.19" (81mm) of precipitation.

When it does not snow in McHenry?

June through September are months without snowfall in McHenry, Maryland.

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

The average length of the day in July in McHenry, Maryland, is 14.6h.

How many hours of sunshine does McHenry have in July?

In McHenry, Maryland, the average sunshine in July is 9.6h.

When is the highest UV index in McHenry?

May through August, with an average maximum UV index of 5, are months with the highest UV index in McHenry.

How high is the UV index in July in McHenry?

The average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in July
McHenry, MD

Average temperature in July - McHenry, MD
  • Average high temperature in July: 79.9°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in July: 58.8°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in July
McHenry, MD

Average pressure in July - McHenry, MD
  • Average pressure in July: 29.98"

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

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Average wind speed in July
McHenry, MD

Average wind speed in July - McHenry, MD
  • Average wind speed in July: 5.1mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in July
McHenry, MD

Average humidity in July - McHenry, MD
  • Average humidity in July: 79%

The month with the highest relative humidity is February (87%).
Months with the lowest relative humidity are April, June, July and August (79%).

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Average rainfall in July
McHenry, MD

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

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is November (1.85").

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Average rainfall days in July
McHenry, MD

Average rainfall days in July - McHenry, MD
  • Average rainfall days in July: 19.3 days

The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in July
McHenry, MD

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

The month with the highest snowfall is February (5.28").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
McHenry, MD

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

The month with the highest number of snowfall days is January (11.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - McHenry, MD
  • 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: 9.4h).

  • Average sunshine in July: 9.6h

The month with the most sunshine is August (Average sunshine: 9.7h).
The month with the least sunshine is January (Average sunshine: 3.1h).

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Average sunshine days in July
McHenry, MD

Average sunshine days in July - McHenry, MD
  • Average sunshine days in July: 9.8 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.3 days).

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Average UV index in July
McHenry, MD

Average UV index in July - McHenry, MD
  • Average UV index in July: 5

Months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
McHenry, MD

Average cloud cover in July - McHenry, MD
  • Average cloud cover in July: 41

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 40).

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Average visibility in July
McHenry, MD

Average visibility in July - McHenry, MD
  • Average visibility in July: 5mi

Months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).

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