July weather forecast
Frankfort, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Frankfort, Illinois, with an average temperature varying between 65.8°F (18.8°C) and 81.9°F (27.7°C).

Temperature

July, noted for its average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 65.8°F (18.8°C), is considered the warmest month.

Heat index

The heat index value during July is computed to be a hot 87.8°F (31°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

The average relative humidity in July in Frankfort is 79%.

Rainfall

In Frankfort, Illinois, in July, during 14.1 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Frankfort, during the entire year, the rain falls for 111.8 days and collects up to 11.18" (284mm) of precipitation.

Snowfall

May through September are months without snowfall in Frankfort, Illinois.

Daylight

In Frankfort, the average length of the day in July is 14h and 50min.
On the first day of July in Frankfort, sunrise is at 5:21 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:09 pm CDT.

Sunshine

In July, the average sunshine in Frankfort is 9.9h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What part of the year is the hottest in Frankfort?

July, recording an average high temperature of 81.9°F (27.7°C) and a low temperature of 65.8°F (18.8°C), is Frankfort's warmest month.

What is the average July temperature in Frankfort?

The high-temperature, in July, in Frankfort, is 81.9°F (27.7°C), while the low-temperature averages to 65.8°F (18.8°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 87.8°F (31°C).

What is the average humidity in July in Frankfort?

In July, the average relative humidity in Frankfort, Illinois, is 79%.

How much does it rain in Frankfort in July?

In July, the rain falls for 14.1 days. Throughout July, 1.26" (32mm) of precipitation is accumulated.

When it does not snow in Frankfort?

In Frankfort, Illinois, snow does not fall in May through September.

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

In July, the average day length in Frankfort, Illinois, is 14h and 50min.

When are sunrise and sunset in July in Frankfort?

In July, on the first day of the month, sunrise is at 5:21 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:09 pm CDT.

How many hours of sunshine does Frankfort have in July?

In Frankfort, the average sunshine duration in July is 9.9h.

What is the month with the highest UV index in Frankfort?

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

What is the UV index reading in July in Frankfort?

In July, the average daily maximum UV index in Frankfort 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
Frankfort, IL

Average temperature in July - Frankfort, IL
  • Average high temperature in July: 81.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in July
Frankfort, IL

Average pressure in July - Frankfort, IL
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Frankfort, IL

Average wind speed in July - Frankfort, IL
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in July
Frankfort, IL

Average humidity in July - Frankfort, IL
  • Average humidity in July: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in July
Frankfort, IL

Average rainfall in July - Frankfort, IL
  • Average rainfall in July: 1.26"

The wettest month (with the highest rainfall) is May (1.54").
The driest months (with the least rainfall) are January, February and December (0.55").

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Average rainfall days in July
Frankfort, IL

Average rainfall days in July - Frankfort, IL
  • Average rainfall days in July: 14.1 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in July
Frankfort, IL

Average snowfall in July - Frankfort, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.3").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Frankfort, IL

Average snowfall days in July - Frankfort, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Frankfort, IL

Average daylight in July / Average sunshine in July - Frankfort, IL
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in July
Frankfort, IL

Average sunshine days in July - Frankfort, IL
  • Average sunshine days in July: 13.3 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in July
Frankfort, IL

Average UV index in July - Frankfort, IL
  • 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 and December (UV index 1).

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Average cloud cover in July
Frankfort, IL

Average cloud cover in July - Frankfort, IL
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in July
Frankfort, IL

Average visibility in July - Frankfort, IL
  • 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).

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Frankfort, Illinois, USA

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