July weather forecast
Miller City, IL

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Weather in July

July, the same as June, in Miller City, Illinois, is a hot summer month, with an average temperature fluctuating between 88.2°F (31.2°C) and 69.8°F (21°C).

Temperature

Miller City's warmest month, July, generally records average temperatures ranging from a high of 88.2°F (31.2°C) to a low of 69.8°F (21°C).

Heat index

The heat index in July is calculated to be an extremely hot 104°F (40°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In July, the average relative humidity in Miller City is 76%.

Rainfall

In July, in Miller City, the rain falls for 15.7 days. Throughout July, 2.83" (72mm) of precipitation is accumulated. In Miller City, during the entire year, the rain falls for 156.3 days and collects up to 36.65" (931mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July in Miller City, Illinois, is 14h and 25min.
On the first day of July, sunrise is at 5:41 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:05 pm CDT.

Sunshine

In Miller City, the average sunshine in July is 10.5h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 6 during July leads to these instructions:
Guard oneself from overexposure. Defence against sun injury is vital. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What is the warmest month in Miller City?

Miller City's July weather, marked by an average high temperature of 88.2°F (31.2°C) and an average low temperature of 69.8°F (21°C), is the warmest in the year.

How hot is it in Miller City in July?

The high-temperature, in July, in Miller City, is 88.2°F (31.2°C), while the low-temperature averages to 69.8°F (21°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 104°F (40°C).

What is the average humidity in July in Miller City?

In Miller City, the average relative humidity in July is 76%.

How many days does it rain in July in Miller City?

In July, the rain falls for 15.7 days. Throughout July, 2.83" (72mm) of precipitation is accumulated.

When it does not snow in Miller City?

May through September are months without snowfall.

How many hours of daylight does Miller City have in July?

In July, the average day length is 14h and 25min.

When is the sunrise / sunset in July in Miller City?

On the first day of July in Miller City, Illinois, sunrise is at 5:41 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:05 pm CDT.

How long on average sun shines in July in Miller City?

In Miller City, Illinois, the average sunshine duration in July is 10.5h.

What are the months with the highest UV index in Miller City?

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

How high is the UV index in July in Miller City?

The average daily maximum UV index in July in Miller City, Illinois, is 6. A UV Index value of 6 to 7 symbolizes 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
Miller City, IL

Average temperature in July - Miller City, IL
  • Average high temperature in July: 88.2°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in July: 69.8°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in July
Miller City, IL

Average pressure in July - Miller City, IL
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in July
Miller City, IL

Average wind speed in July - Miller City, IL
  • Average wind speed in July: 5.7mph

The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in July
Miller City, IL

Average humidity in July - Miller City, IL
  • Average humidity in July: 76%

The months with the highest relative humidity are February, March, May and December (78%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in July
Miller City, IL

Average rainfall in July - Miller City, IL
  • Average rainfall in July: 2.83"

The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in July
Miller City, IL

Average rainfall days in July - Miller City, IL
  • Average rainfall days in July: 15.7 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall in July
Miller City, IL

Average snowfall in July - Miller City, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Miller City, IL

Average snowfall days in July - Miller City, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (3.8 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
Miller City, IL

Average daylight in July / Average sunshine in July - Miller City, IL
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in July: 10h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in July
Miller City, IL

Average sunshine days in July - Miller City, IL
  • Average sunshine days in July: 13.5 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in July
Miller City, IL

Average UV index in July - Miller City, IL
  • 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 and December (UV index 2).

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Average cloud cover in July
Miller City, IL

Average cloud cover in July - Miller City, IL
  • Average cloud cover in July: 29

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in July
Miller City, IL

Average visibility in July - Miller City, 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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Miller City, Illinois, USA

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