July weather forecast
Mount Vernon, OH

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Weather in July

July, like June, in Mount Vernon, Ohio, is a moderately hot summer month, with an average temperature varying between 79.9°F (26.6°C) and 62.1°F (16.7°C).

Temperature

The temperatures reach their highest averages in July, with highs of 79.9°F (26.6°C) and lows of 62.1°F (16.7°C).

Humidity

The average relative humidity in July is 82%.

Rainfall

In Mount Vernon, during July, the rain falls for 17.1 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Mount Vernon, during the entire year, the rain falls for 148.8 days and collects up to 18.9" (480mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Mount Vernon, the average length of the day in July is 14h and 43min.
On the first day of the month, sunrise is at 6:03 am and sunset at 9:04 pm. On the last day of July, sunrise is at 6:27 am and sunset at 8:45 pm EDT.

Sunshine

The average sunshine in July is 10h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In July, the UV index of 6 transforms into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

The warmest time of the year is July, with temperatures averaging a high of 79.9°F (26.6°C) and a low of 62.1°F (16.7°C).

What is the average July temperature in Mount Vernon?

In July, in Mount Vernon, the average high-temperature is 79.9°F (26.6°C), and the average low-temperature is 62.1°F (16.7°C).

What is the average humidity in July?

The average relative humidity in July is 82%.

How much does it rain in Mount Vernon in July?

In Mount Vernon, in July, it is raining for 17.1 days, with typically 1.81" (46mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Mount Vernon have in July?

In Mount Vernon, the average day length in July is 14h and 43min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 6:03 am and sunset at 9:04 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:45 pm EDT.

How long on average sun shines in July?

The average sunshine duration in July is 10h.

When is the highest UV index?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
Mount Vernon, OH

Average temperature in July - Mount Vernon, OH
  • 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 (31.5°F).

  • Average low temperature in July: 62.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in July
Mount Vernon, OH

Average pressure in July - Mount Vernon, OH
  • 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 (29.94"Hg).

Average wind speed in July
Mount Vernon, OH

Average wind speed in July - Mount Vernon, OH
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in July
Mount Vernon, OH

Average humidity in July - Mount Vernon, OH
  • Average humidity in July: 82%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are March, April and November (78%).

Average rainfall in July
Mount Vernon, OH

Average rainfall in July - Mount Vernon, OH
  • Average rainfall in July: 1.81"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is February (1.18").

Average rainfall days in July
Mount Vernon, OH

Average rainfall days in July - Mount Vernon, OH
  • Average rainfall days in July: 17.1 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in July
Mount Vernon, OH

Average snowfall in July - Mount Vernon, OH
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Mount Vernon, OH

Average snowfall days in July - Mount Vernon, OH
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Mount Vernon, OH

Average daylight in July / Average sunshine in July - Mount Vernon, OH
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in July
Mount Vernon, OH

Average sunshine days in July - Mount Vernon, OH
  • Average sunshine days in July: 10.8 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in July
Mount Vernon, OH

Average UV index in July - Mount Vernon, OH
  • Average UV index in July: 6

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in July
Mount Vernon, OH

Average cloud cover in July - Mount Vernon, OH
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in July
Mount Vernon, OH

Average visibility in July - Mount Vernon, OH
  • Average visibility in July: 5mi

The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).

Mount Vernon, Ohio, USA

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