July weather forecast
Strawn, IL

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Weather in July

July, the same as June, is another warm summer month in Strawn, Illinois, with an average temperature fluctuating between 64.6°F (18.1°C) and 80.8°F (27.1°C).

Temperature

Strawn's warmest month, July, registers temperatures that range from a high of 80.8°F (27.1°C) to a low of 64.6°F (18.1°C).

Heat index

The heat index value for July is calculated to be a tropical 87.8°F (31°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

July is the most humid month, with an average relative humidity of 86%.

Rainfall

In Strawn, Illinois, during July, the rain falls for 15.3 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Strawn, during the entire year, the rain falls for 130.5 days and collects up to 17.44" (443mm) of precipitation.

Snowfall

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

Daylight

In July, the average length of the day in Strawn is 14h and 44min.
On the first day of July in Strawn, sunrise is at 5:26 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:09 pm CDT.

Sunshine

The average sunshine in July in Strawn is 9.6h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 6 during July translates into the following guidance:
Guard oneself from overexposure. Defence against sun injury is vital. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What time of the year is the hottest in Strawn?

July proves to be the warmest month in Strawn, recording an average peak temperature of 80.8°F (27.1°C) and a minimum temperature of 64.6°F (18.1°C).

What is the temperature in July in Strawn?

An average high-temperature, in July, in Strawn, is 80.8°F (27.1°C) and the average low-temperature is 64.6°F (18.1°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in July is calculated to be 87.8°F (31°C).

What is the most humid month in Strawn?

With an average relative humidity of 86%, July is the most humid month in Strawn.

What is the average humidity in July in Strawn?

In Strawn, the average relative humidity in July is 86%.

How many days does it rain in July in Strawn?

In Strawn, in July, it is raining for 15.3 days, with typically 2.09" (53mm) of accumulated precipitation.

When it does not snow in Strawn?

In Strawn, snow does not fall in May through September.

How many hours of daylight does Strawn have in July?

In July, the average day length in Strawn, Illinois, is 14h and 44min.

What time are sunrise and sunset in July in Strawn?

In July, on the first day of the month, sunrise is at 5:26 am and sunset at 8:28 pm. On the last day of the month, in Strawn, Illinois, sunrise is at 5:50 am and sunset at 8:09 pm CDT.

How long on average sun shines in July in Strawn?

In Strawn, Illinois, the average sunshine duration in July is 9.6h.

When is the highest UV index in Strawn?

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

What is the UV index reading in July in Strawn?

In July, the average daily maximum UV index in Strawn, Illinois, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Strawn, IL

Average temperature in July - Strawn, IL
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in July: 64.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in July
Strawn, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Strawn, IL

Average wind speed in July - Strawn, IL
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in July
Strawn, IL

Average humidity in July - Strawn, IL
  • Average humidity in July: 86%

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in July
Strawn, IL

Average rainfall in July - Strawn, IL
  • Average rainfall in July: 2.09"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in July
Strawn, IL

Average rainfall days in July - Strawn, IL
  • Average rainfall days in July: 15.3 days

The month with the highest number of rainy days is May (17 days).
The months with the least rainy days are January and February (5 days).

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Average snowfall in July
Strawn, IL

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

The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Strawn, IL

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

The month with the highest number of snowfall days is January (10.6 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
Strawn, IL

Average daylight in July / Average sunshine in July - Strawn, IL
  • 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: 9h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in July
Strawn, IL

Average sunshine days in July - Strawn, IL
  • Average sunshine days in July: 11.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in July
Strawn, IL

Average UV index in July - Strawn, IL
  • Average UV index in July: 6

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
Strawn, IL

Average cloud cover in July - Strawn, IL
  • Average cloud cover in July: 35

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in July
Strawn, IL

Average visibility in July - Strawn, IL
  • Average visibility in July: 5mi

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

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Strawn, Illinois, USA

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