July weather forecast
Metropolis, IL

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Weather in July

July in Metropolis, Illinois, is a tropical summer month, with an average temperature fluctuating between 88.3°F (31.3°C) and 68.9°F (20.5°C).

Temperature

The temperatures reach their highest averages in July, with highs of 88.3°F (31.3°C) and lows of 68.9°F (20.5°C).

Heat index

The average heat index in July is calculated to be a blisteringly hot 104°F (40°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Consider that heat index readings are for situations in the shade and light wind. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

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

Rainfall

In July, the rain falls for 15.3 days. Throughout July, 2.76" (70mm) of precipitation is accumulated. In Metropolis, Illinois, during the entire year, the rain falls for 160.7 days and collects up to 36.73" (933mm) of precipitation.

Snowfall

May through October are months without snowfall in Metropolis, Illinois.

Daylight

In Metropolis, the average length of the day in July is 14h and 25min.
On the first day of July in Metropolis, sunrise is at 5:38 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:02 pm CDT.

Sunshine

June and July, with an average of 10.6h of sunshine, are months with the most sunshine in Metropolis.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Metropolis. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the warmest month in Metropolis?

July, with its average high-temperature of 88.3°F (31.3°C) and an average low-temperature of 68.9°F (20.5°C), holds the record as the warmest month in Metropolis.

How hot is it in Metropolis in July?

In Metropolis, 88.3°F (31.3°C) is the average high-temperature and 68.9°F (20.5°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), 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 Metropolis?

In July, the average relative humidity is 76%.

How many days does it rain in July in Metropolis?

In July, the rain falls for 15.3 days. Throughout July, 2.76" (70mm) of precipitation is accumulated.

When it does not snow in Metropolis?

May through October are months without snowfall in Metropolis, Illinois.

How many hours of daylight does Metropolis have in July?

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

What time are sunrise and sunset in July in Metropolis?

On the first day of July, sunrise is at 5:38 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:02 pm CDT.

What are the months with the most sunshine in Metropolis?

June and July, with an average of 10.6h of sunshine, are months with the most sunshine in Metropolis, Illinois.

How long on average sun shines in July in Metropolis?

The average sunshine duration in July is 10.6h.

What are the months with the highest UV index in Metropolis?

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

What is the UV index reading in July in Metropolis?

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents 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
Metropolis, IL

Average temperature in July - Metropolis, IL
  • Average high temperature in July: 88.3°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

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Average pressure in July
Metropolis, IL

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in July
Metropolis, IL

Average wind speed in July - Metropolis, IL
  • Average wind speed in July: 5.6mph

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in July
Metropolis, IL

Average humidity in July - Metropolis, IL
  • Average humidity in July: 76%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Metropolis, IL

Average rainfall in July - Metropolis, IL
  • Average rainfall in July: 2.76"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in July
Metropolis, IL

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

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

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Average snowfall in July
Metropolis, IL

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

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Metropolis, IL

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

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Metropolis, 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 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in July
Metropolis, IL

Average sunshine days in July - Metropolis, IL
  • Average sunshine days in July: 12.8 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

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Average UV index in July
Metropolis, IL

Average UV index in July - Metropolis, 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
Metropolis, IL

Average cloud cover in July - Metropolis, IL
  • Average cloud cover in July: 29

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).

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Average visibility in July
Metropolis, IL

Average visibility in July - Metropolis, 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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Metropolis, Illinois, USA

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